Goal
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5
167
Plan
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21
3.63k
Question
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30
207
Ground Truth
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261 values
domain
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4 values
analysis
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8 values
(and (at package1 s3) (at package2 s2) (at package3 s2) (at package4 s1))
1: walk(driver2, s2, s3) ; 2: board-truck(driver2, truck1, s3) ; 3: drive-truck(truck1, s3, s1, driver2) ; 4: load-truck(package1, truck1, s1) ; 5: drive-truck(truck1, s1, s3, driver2) ; 6: unload-truck(package1, truck1, s3) ; 7: drive-truck(truck1, s3, s4, driver2) ; 8: load-truck(package3, truck1, s4) ; 9: load-truck...
Does any step in this plan interfere with (taint) the preconditions of the immediately following step?
No
plans
null
(and (at package1 s2) (at package2 s3) (at package3 s2) (at package4 s1))
1: board-truck(driver1, truck1, s1) ; 2: load-truck(package3, truck1, s1) ; 3: drive-truck(truck1, s1, s3, driver1) ; 4: load-truck(package1, truck1, s3) ; 5: drive-truck(truck1, s3, s4, driver1) ; 6: load-truck(package4, truck1, s4) ; 7: drive-truck(truck1, s4, s3, driver1) ; 8: drive-truck(truck1, s3, s1, driver1) ; ...
If Step 5 (drive-truck) were skipped, would Step 6 (load-truck) become invalid?
Yes
plans
null
(and (at package1 s3) (at package2 s2))
1: board-truck(driver2, truck1, s2) ; 2: load-truck(package1, truck1, s2) ; 3: drive-truck(truck1, s2, s3, driver2) ; 4: load-truck(package2, truck1, s3) ; 5: unload-truck(package1, truck1, s3) ; 6: drive-truck(truck1, s3, s2, driver2) ; 7: unload-truck(package2, truck1, s2)
In Step 3 (drive-truck), is the predicate '('driving', 'driver2', 'truck1')' potentially from the effect of Step 1 (board-truck) being used?
Yes
plans
null
(and (at c0 l3) (at c1 l2) (at c2 l2))
1: board(c1, l1) ; 2: sail(l1, l2) ; 3: debark(c1, l2) ; 4: board(c0, l2) ; 5: sail(l2, l3) ; 6: debark(c0, l3) ; 7: board(c2, l3) ; 8: sail(l3, l2) ; 9: debark(c2, l2)
Is the effect '('at-ferry', 'l2')' from Step 2 (sail) still available for Step 3 (debark)?
Yes
plans
null
(and (on d1 d2) (clear d1) (on d2 peg2) (on d3 peg1) (clear d3) (clear peg3))
1: move(d1, peg3, d2) ; 2: move(d3, peg2, peg3) ; 3: move(d1, d2, d3) ; 4: move(d2, peg1, peg2) ; 5: move(d1, d3, d2) ; 6: move(d3, peg3, peg1)
If Step 1 (move) were skipped, would Step 2 (move) become invalid?
Yes
plans
null
(and (on d1 peg1) (clear d1) (on d2 peg2) (clear d2) (clear peg3))
1: move(d2, peg1, peg2) ; 2: move(d1, peg3, peg1)
Based on simple precondition/delete analysis, can Step 2 (move) and Step 1 (move) run concurrently?
Yes
plans
null
(and (on d1 peg3) (clear d1) (on d2 d3) (clear d2) (on d3 peg1) (clear peg2))
1: move(d2, d3, peg2) ; 2: move(d1, peg1, d2) ; 3: move(d3, peg3, peg1) ; 4: move(d1, d2, peg3) ; 5: move(d2, peg2, d3)
Based on immediate dependencies in this linear plan, what constraints determine when Step 3 (move(d3, peg3, peg1)) must occur?
Between Step 2 and Step 4
plans
null
(and (at c0 l2) (at c1 l0) (at c2 l2))
1: board(c1, l2) ; 2: sail(l2, l0) ; 3: debark(c1, l0) ; 4: board(c0, l0) ; 5: sail(l0, l2) ; 6: debark(c0, l2) ; 7: sail(l2, l3) ; 8: board(c2, l3) ; 9: sail(l3, l2) ; 10: debark(c2, l2)
In Step 3 (debark), is the predicate '('at-ferry', 'l0')' potentially from the effect of Step 2 (sail) being used?
Yes
plans
null
(and (on d1 d2) (clear d1) (on d2 d3) (on d3 peg1) (clear peg2) (clear peg3))
1: move(d1, peg2, d3) ; 2: move(d2, peg1, peg2) ; 3: move(d1, d3, d2) ; 4: move(d3, peg3, peg1) ; 5: move(d1, d2, peg3) ; 6: move(d2, peg2, d3) ; 7: move(d1, peg3, d2)
Is the action in Step 4 (move(d3, peg3, peg1)) 'very busy' in the sense that its effect '('clear', 'peg3')' is used by the next step, Step 5 (move(d1, d2, peg3))?
Yes
plans
null
(and (at package1 s3) (at package2 s3))
1: board-truck(driver1, truck1, s1) ; 2: load-truck(package2, truck1, s1) ; 3: drive-truck(truck1, s1, s3, driver1) ; 4: unload-truck(package2, truck1, s3) ; 5: drive-truck(truck1, s3, s2, driver1) ; 6: load-truck(package1, truck1, s2) ; 7: drive-truck(truck1, s2, s3, driver1) ; 8: unload-truck(package1, truck1, s3)
Based on simple precondition/delete analysis, can Step 7 (drive-truck) and Step 4 (unload-truck) run concurrently?
Yes
plans
null
(and (at c0 l1) (at c1 l0) (at c2 l0))
1: board(c2, l1) ; 2: sail(l1, l0) ; 3: debark(c2, l0) ; 4: sail(l0, l3) ; 5: board(c0, l3) ; 6: sail(l3, l1) ; 7: debark(c0, l1)
In Step 3 (debark), is the predicate '('on', 'c2')' potentially from the effect of Step 1 (board) being used?
Yes
plans
null
(and (on d1 peg2) (clear d1) (on d2 d3) (clear d2) (on d3 peg1) (clear peg3))
1: move(d1, d2, d3) ; 2: move(d2, peg1, peg3) ; 3: move(d1, d3, d2) ; 4: move(d3, peg2, peg1) ; 5: move(d1, d2, peg2) ; 6: move(d2, peg3, d3)
Is the action in Step 4 (move(d3, peg2, peg1)) 'very busy' in the sense that its effect '('clear', 'peg2')' is used by the next step, Step 5 (move(d1, d2, peg2))?
Yes
plans
null
(and (at package1 s2) (at package2 s3))
1: board-truck(driver2, truck2, s3) ; 2: load-truck(package1, truck2, s3) ; 3: drive-truck(truck2, s3, s2, driver2) ; 4: unload-truck(package1, truck2, s2)
Is the effect '('driving', 'driver2', 'truck2')' from Step 1 (board-truck) still available for Step 3 (drive-truck)?
Yes
plans
null
(and (at package1 s1) (at package2 s2) (at package3 s2) (at package4 s1))
1: board-truck(driver2, truck2, s3) ; 2: drive-truck(truck2, s3, s4, driver2) ; 3: load-truck(package3, truck2, s4) ; 4: load-truck(package2, truck2, s4) ; 5: drive-truck(truck2, s4, s2, driver2) ; 6: unload-truck(package3, truck2, s2) ; 7: unload-truck(package2, truck2, s2)
Is the action in Step 5 (drive-truck(truck2, s4, s2, driver2)) 'very busy' in the sense that its effect '('at', 'truck2', 's2')' is used by the next step, Step 6 (unload-truck(package3, truck2, s2))?
Yes
plans
null
(and (on d1 peg3) (clear d1) (on d2 d3) (clear d2) (on d3 peg2) (clear peg1))
1: move(d1, d2, d3) ; 2: move(d2, peg2, peg1) ; 3: move(d1, d3, d2) ; 4: move(d3, peg3, peg2) ; 5: move(d1, d2, peg3) ; 6: move(d2, peg1, d3)
If Step 2 (move) were skipped, would Step 3 (move) become invalid?
No
plans
null
(and (at c0 l3) (at c1 l1) (at c2 l0))
1: sail(l3, l1) ; 2: board(c2, l1) ; 3: sail(l1, l0) ; 4: debark(c2, l0)
Based on immediate dependencies in this linear plan, what constraints determine when Step 4 (debark(c2, l0)) must occur?
After Step 3
plans
null
(and (at c0 l0) (at c1 l2) (at c2 l0))
1: board(c0, l3) ; 2: sail(l3, l0) ; 3: debark(c0, l0) ; 4: sail(l0, l3) ; 5: board(c2, l3) ; 6: sail(l3, l0) ; 7: debark(c2, l0)
After Step 1 (board), is the effect '('on', 'c0')' 'live' (i.e., needed by a future step like Step 3)?
No
plans
null
(and (at c0 l0) (at c1 l3) (at c2 l2))
1: sail(l3, l2) ; 2: board(c0, l2) ; 3: sail(l2, l0) ; 4: debark(c0, l0)
Is the action in Step 3 (sail(l2, l0)) 'very busy' in the sense that its effect '('at-ferry', 'l0')' is used by the next step, Step 4 (debark(c0, l0))?
Yes
plans
null
(and (at c0 l0) (at c1 l2) (at c2 l3))
1: board(c2, l0) ; 2: sail(l0, l3) ; 3: debark(c2, l3) ; 4: board(c0, l3) ; 5: sail(l3, l0) ; 6: debark(c0, l0)
Does any step in this plan interfere with (taint) the preconditions of the immediately following step?
No
plans
null
(and (on d1 d2) (clear d1) (on d2 d3) (on d3 peg1) (clear peg2) (clear peg3))
1: move(d1, peg1, d2) ; 2: move(d3, peg3, peg1) ; 3: move(d1, d2, peg3) ; 4: move(d2, peg2, d3) ; 5: move(d1, peg3, d2)
In Step 2 (move), is the predicate '('clear', 'peg1')' potentially from the effect of Step 1 (move) being used?
Yes
plans
null
(and (on d1 peg3) (clear d1) (on d2 peg1) (clear d2) (on d3 peg2) (clear d3))
1: move(d1, peg3, d2) ; 2: move(d3, peg1, peg3) ; 3: move(d1, d2, d3) ; 4: move(d2, peg2, peg1) ; 5: move(d1, d3, d2) ; 6: move(d3, peg3, peg2) ; 7: move(d1, d2, peg3)
Based on immediate dependencies in this linear plan, what constraints determine when Step 2 (move(d3, peg1, peg3)) must occur?
Between Step 1 and Step 4
plans
null
(and (on d1 d2) (clear d1) (on d2 d3) (on d3 peg2) (clear peg1) (clear peg3))
1: move(d1, d2, d3) ; 2: move(d2, peg2, peg3) ; 3: move(d1, d3, d2) ; 4: move(d3, peg1, peg2) ; 5: move(d1, d2, peg1) ; 6: move(d2, peg3, d3) ; 7: move(d1, peg1, d2)
After Step 1 (move), is the effect '('on', 'd1', 'd3')' 'live' (i.e., needed by a future step like Step 3)?
No
plans
null
(and (at package1 s1) (at package2 s2))
1: board-truck(driver1, truck1, s2) ; 2: drive-truck(truck1, s2, s3, driver1) ; 3: load-truck(package1, truck1, s3) ; 4: drive-truck(truck1, s3, s1, driver1) ; 5: load-truck(package2, truck1, s1) ; 6: unload-truck(package1, truck1, s1) ; 7: drive-truck(truck1, s1, s2, driver1) ; 8: unload-truck(package2, truck1, s2)
Based on immediate dependencies in this linear plan, what constraints determine when Step 4 (drive-truck(truck1, s3, s1, driver1)) must occur?
Between Step 2 and Step 5
plans
null
(and (on d1 d2) (clear d1) (on d2 peg1) (clear peg2) (clear peg3))
1: move(d1, d2, peg3) ; 2: move(d2, peg2, peg1) ; 3: move(d1, peg3, d2)
Based on immediate dependencies in this linear plan, what constraints determine when Step 2 (move(d2, peg2, peg1)) must occur?
After Step 1
plans
null
(and (on d1 peg3) (clear d1) (on d2 d3) (clear d2) (on d3 peg1) (clear peg2))
1: move(d2, d3, peg2) ; 2: move(d1, peg1, d2) ; 3: move(d3, peg3, peg1) ; 4: move(d1, d2, peg3) ; 5: move(d2, peg2, d3)
Does any step in this plan interfere with (taint) the preconditions of the immediately following step?
No
plans
null
(and (at c0 l2) (at c1 l3) (at c2 l2))
1: board(c1, l2) ; 2: sail(l2, l3) ; 3: debark(c1, l3) ; 4: sail(l3, l1) ; 5: board(c2, l1) ; 6: sail(l1, l2) ; 7: debark(c2, l2)
Is the action in Step 2 (sail(l2, l3)) 'very busy' in the sense that its effect '('at-ferry', 'l3')' is used by the next step, Step 3 (debark(c1, l3))?
Yes
plans
null
(and (at package1 s2) (at package2 s1) (at package3 s2))
1: board-truck(driver1, truck1, s1) ; 2: load-truck(package3, truck1, s1) ; 3: drive-truck(truck1, s1, s2, driver1) ; 4: unload-truck(package3, truck1, s2)
After Step 1 (board-truck), is the effect '('driving', 'driver1', 'truck1')' 'live' (i.e., needed by a future step like Step 3)?
Yes
plans
null
(and (at c0 l2) (at c1 l0) (at c2 l1))
1: board(c2, l3) ; 2: sail(l3, l1) ; 3: debark(c2, l1) ; 4: board(c1, l1) ; 5: sail(l1, l0) ; 6: debark(c1, l0)
In Step 3 (debark), is the predicate '('at-ferry', 'l1')' potentially from the effect of Step 2 (sail) being used?
Yes
plans
null
(and (at c0 l0) (at c1 l1) (at c2 l2))
1: board(c2, l3) ; 2: sail(l3, l2) ; 3: debark(c2, l2)
Does any step in this plan interfere with (taint) the preconditions of the immediately following step?
No
plans
null
(and (at c0 l0) (at c1 l0) (at c2 l0))
1: sail(l2, l1) ; 2: board(c2, l1) ; 3: sail(l1, l0) ; 4: debark(c2, l0) ; 5: sail(l0, l3) ; 6: board(c0, l3) ; 7: sail(l3, l0) ; 8: debark(c0, l0)
After Step 1 (sail), is the effect '('at-ferry', 'l1')' 'live' (i.e., needed by a future step like Step 2)?
Yes
plans
null
(and (at package1 s4) (at package2 s3) (at package3 s1) (at package4 s3))
1: board-truck(driver1, truck1, s2) ; 2: drive-truck(truck1, s2, s1, driver1) ; 3: load-truck(package4, truck1, s1) ; 4: load-truck(package1, truck1, s1) ; 5: drive-truck(truck1, s1, s4, driver1) ; 6: load-truck(package3, truck1, s4) ; 7: load-truck(package2, truck1, s4) ; 8: unload-truck(package1, truck1, s4) ; 9: dri...
Based on immediate dependencies in this linear plan, what constraints determine when Step 12 (unload-truck(package4, truck1, s3)) must occur?
After Step 11
plans
null
(and (at c0 l0) (at c1 l0) (at c2 l0))
1: board(c2, l3) ; 2: sail(l3, l0) ; 3: debark(c2, l0) ; 4: sail(l0, l1) ; 5: board(c0, l1) ; 6: sail(l1, l0) ; 7: debark(c0, l0) ; 8: sail(l0, l1) ; 9: board(c1, l1) ; 10: sail(l1, l0) ; 11: debark(c1, l0)
Based on immediate dependencies in this linear plan, what constraints determine when Step 4 (sail(l0, l1)) must occur?
Between Step 2 and Step 5
plans
null
(and (at c0 l3) (at c1 l1) (at c2 l1))
1: board(c2, l3) ; 2: sail(l3, l1) ; 3: debark(c2, l1) ; 4: sail(l1, l2) ; 5: board(c1, l2) ; 6: sail(l2, l1) ; 7: debark(c1, l1)
Does any step in this plan interfere with (taint) the preconditions of the immediately following step?
No
plans
null
(and (at c0 l3) (at c1 l1) (at c2 l0))
1: board(c2, l2) ; 2: sail(l2, l0) ; 3: debark(c2, l0) ; 4: sail(l0, l1) ; 5: board(c0, l1) ; 6: sail(l1, l3) ; 7: debark(c0, l3) ; 8: board(c1, l3) ; 9: sail(l3, l1) ; 10: debark(c1, l1)
Is the action in Step 7 (debark(c0, l3)) 'very busy' in the sense that its effect '('empty-ferry',)' is used by the next step, Step 8 (board(c1, l3))?
Yes
plans
null
(and (at package1 s4) (at package2 s3) (at package3 s2) (at package4 s2))
1: board-truck(driver2, truck3, s3) ; 2: drive-truck(truck3, s3, s1, driver2) ; 3: load-truck(package4, truck3, s1) ; 4: load-truck(package1, truck3, s1) ; 5: drive-truck(truck3, s1, s4, driver2) ; 6: load-truck(package3, truck3, s4) ; 7: load-truck(package2, truck3, s4) ; 8: unload-truck(package1, truck3, s4) ; 9: dri...
After Step 1 (board-truck), is the effect '('driving', 'driver2', 'truck3')' 'live' (i.e., needed by a future step like Step 2)?
Yes
plans
null
(and (on d1 peg1) (clear d1) (on d2 peg3) (clear d2) (on d3 peg2) (clear d3))
1: move(d1, peg1, peg2) ; 2: move(d2, d3, peg1) ; 3: move(d1, peg2, d2) ; 4: move(d3, peg3, peg2) ; 5: move(d1, d2, d3) ; 6: move(d2, peg1, peg3) ; 7: move(d1, d3, peg1)
In Step 2 (move), is the predicate '('clear', 'peg1')' potentially from the effect of Step 1 (move) being used?
Yes
plans
null
(and (at c0 l0) (at c1 l2) (at c2 l3))
1: board(c2, l0) ; 2: sail(l0, l3) ; 3: debark(c2, l3) ; 4: board(c0, l3) ; 5: sail(l3, l0) ; 6: debark(c0, l0)
Is the action in Step 3 (debark(c2, l3)) 'very busy' in the sense that its effect '('empty-ferry',)' is used by the next step, Step 4 (board(c0, l3))?
Yes
plans
null
(and (at package1 s4) (at package2 s1) (at package3 s3) (at package4 s3))
1: board-truck(driver1, truck2, s1) ; 2: load-truck(package4, truck2, s1) ; 3: load-truck(package1, truck2, s1) ; 4: drive-truck(truck2, s1, s4, driver1) ; 5: load-truck(package3, truck2, s4) ; 6: load-truck(package2, truck2, s4) ; 7: unload-truck(package1, truck2, s4) ; 8: drive-truck(truck2, s4, s1, driver1) ; 9: unl...
Is the action in Step 4 (drive-truck(truck2, s1, s4, driver1)) 'very busy' in the sense that its effect '('at', 'truck2', 's4')' is used by the next step, Step 5 (load-truck(package3, truck2, s4))?
Yes
plans
null
(and (at package1 s2) (at package2 s2) (at package3 s2))
1: board-truck(driver1, truck1, s2) ; 2: drive-truck(truck1, s2, s1, driver1) ; 3: load-truck(package3, truck1, s1) ; 4: load-truck(package2, truck1, s1) ; 5: load-truck(package1, truck1, s1) ; 6: drive-truck(truck1, s1, s2, driver1) ; 7: unload-truck(package3, truck1, s2) ; 8: unload-truck(package2, truck1, s2) ; 9: u...
Based on simple precondition/delete analysis, can Step 5 (load-truck) and Step 6 (drive-truck) run concurrently?
No
plans
null
(and (at c0 l0) (at c1 l0) (at c2 l3))
1: sail(l2, l1) ; 2: board(c0, l1) ; 3: sail(l1, l0) ; 4: debark(c0, l0)
Is the effect '('at-ferry', 'l1')' from Step 1 (sail) still available for Step 2 (board)?
Yes
plans
null
(and (at package1 s3) (at package2 s1) (at package3 s4) (at package4 s1))
1: board-truck(driver1, truck1, s2) ; 2: drive-truck(truck1, s2, s3, driver1) ; 3: load-truck(package2, truck1, s3) ; 4: drive-truck(truck1, s3, s4, driver1) ; 5: load-truck(package4, truck1, s4) ; 6: drive-truck(truck1, s4, s1, driver1) ; 7: unload-truck(package4, truck1, s1) ; 8: load-truck(package3, truck1, s1) ; 9:...
In Step 2 (drive-truck), is the predicate '('driving', 'driver1', 'truck1')' potentially from the effect of Step 1 (board-truck) being used?
Yes
plans
null
(and (on d1 d2) (clear d1) (on d2 peg2) (on d3 peg1) (clear d3) (clear peg3))
1: move(d1, d2, d3) ; 2: move(d2, peg1, peg2) ; 3: move(d1, d3, d2) ; 4: move(d3, peg3, peg1)
Is the action in Step 1 (move(d1, d2, d3)) 'very busy' in the sense that its effect '('clear', 'd2')' is used by the next step, Step 2 (move(d2, peg1, peg2))?
Yes
plans
null
(and (on d1 peg3) (clear d1) (on d2 d3) (clear d2) (on d3 peg1) (clear peg2))
1: move(d2, d3, peg2) ; 2: move(d1, peg1, d2) ; 3: move(d3, peg3, peg1) ; 4: move(d1, d2, peg3) ; 5: move(d2, peg2, d3)
Is the action in Step 2 (move(d1, peg1, d2)) 'very busy' in the sense that its effect '('clear', 'peg1')' is used by the next step, Step 3 (move(d3, peg3, peg1))?
Yes
plans
null
(and (on d1 d2) (clear d1) (on d2 peg2) (on d3 peg1) (clear d3) (clear peg3))
1: move(d1, d2, d3) ; 2: move(d2, peg1, peg2) ; 3: move(d1, d3, d2) ; 4: move(d3, peg3, peg1)
If Step 2 (move) were skipped, would Step 3 (move) become invalid?
No
plans
null
(and (at package1 s3) (at package2 s1))
1: board-truck(driver2, truck1, s3) ; 2: drive-truck(truck1, s3, s2, driver2) ; 3: load-truck(package2, truck1, s2) ; 4: drive-truck(truck1, s2, s1, driver2) ; 5: unload-truck(package2, truck1, s1)
Does any step in this plan interfere with (taint) the preconditions of the immediately following step?
No
plans
null
(and (on d1 d2) (clear d1) (on d2 peg2) (on d3 peg3) (clear d3) (clear peg1))
1: move(d2, d3, peg2) ; 2: move(d1, peg3, d2) ; 3: move(d3, peg1, peg3)
In Step 3 (move), is the predicate '('clear', 'peg3')' potentially from the effect of Step 2 (move) being used?
Yes
plans
null
(and (at package1 s4) (at package2 s1) (at package3 s4) (at package4 s2))
1: board-truck(driver2, truck1, s4) ; 2: load-truck(package2, truck1, s4) ; 3: drive-truck(truck1, s4, s1, driver2) ; 4: load-truck(package4, truck1, s1) ; 5: unload-truck(package2, truck1, s1) ; 6: load-truck(package1, truck1, s1) ; 7: drive-truck(truck1, s1, s4, driver2) ; 8: unload-truck(package1, truck1, s4) ; 9: d...
Does any step in this plan interfere with (taint) the preconditions of the immediately following step?
No
plans
null
(and (on d1 peg2) (clear d1) (on d2 peg1) (clear d2) (on d3 peg3) (clear d3))
1: move(d3, peg1, peg3) ; 2: move(d1, d2, d3) ; 3: move(d2, peg2, peg1) ; 4: move(d1, d3, peg2)
After Step 1 (move), is the effect '('clear', 'peg1')' 'live' (i.e., needed by a future step like Step 3)?
No
plans
null
(and (at package1 s4) (at package2 s3) (at package3 s1) (at package4 s3))
1: board-truck(driver1, truck1, s2) ; 2: drive-truck(truck1, s2, s1, driver1) ; 3: load-truck(package4, truck1, s1) ; 4: load-truck(package1, truck1, s1) ; 5: drive-truck(truck1, s1, s4, driver1) ; 6: load-truck(package3, truck1, s4) ; 7: load-truck(package2, truck1, s4) ; 8: unload-truck(package1, truck1, s4) ; 9: dri...
Based on simple precondition/delete analysis, can Step 5 (drive-truck) and Step 10 (unload-truck) run concurrently?
No
plans
null
(and (at package1 s4) (at package2 s1) (at package3 s3) (at package4 s4))
1: board-truck(driver1, truck1, s2) ; 2: drive-truck(truck1, s2, s4, driver1) ; 3: load-truck(package3, truck1, s4) ; 4: load-truck(package2, truck1, s4) ; 5: drive-truck(truck1, s4, s1, driver1) ; 6: load-truck(package4, truck1, s1) ; 7: unload-truck(package2, truck1, s1) ; 8: load-truck(package1, truck1, s1) ; 9: dri...
After Step 1 (board-truck), is the effect '('driving', 'driver1', 'truck1')' 'live' (i.e., needed by a future step like Step 2)?
Yes
plans
null
(and (at package1 s2) (at package2 s3) (at package3 s2) (at package4 s1))
1: board-truck(driver1, truck1, s1) ; 2: load-truck(package3, truck1, s1) ; 3: drive-truck(truck1, s1, s3, driver1) ; 4: load-truck(package1, truck1, s3) ; 5: drive-truck(truck1, s3, s4, driver1) ; 6: load-truck(package4, truck1, s4) ; 7: drive-truck(truck1, s4, s3, driver1) ; 8: drive-truck(truck1, s3, s1, driver1) ; ...
Based on immediate dependencies in this linear plan, what constraints determine when Step 3 (drive-truck(truck1, s1, s3, driver1)) must occur?
Between Step 1 and Step 4
plans
null
(and (at c0 l1) (at c1 l1) (at c2 l1))
1: sail(l1, l3) ; 2: board(c2, l3) ; 3: sail(l3, l1) ; 4: debark(c2, l1)
Based on immediate dependencies in this linear plan, what constraints determine when Step 3 (sail(l3, l1)) must occur?
Between Step 1 and Step 4
plans
null
(and (at c0 l2) (at c1 l0) (at c2 l1))
1: board(c1, l3) ; 2: sail(l3, l0) ; 3: debark(c1, l0)
Is the effect '('at-ferry', 'l0')' from Step 2 (sail) still available for Step 3 (debark)?
Yes
plans
null
(and (at package1 s2) (at package2 s2) (at package3 s1))
1: board-truck(driver1, truck1, s2) ; 2: load-truck(package3, truck1, s2) ; 3: drive-truck(truck1, s2, s1, driver1) ; 4: unload-truck(package3, truck1, s1) ; 5: load-truck(package2, truck1, s1) ; 6: load-truck(package1, truck1, s1) ; 7: drive-truck(truck1, s1, s2, driver1) ; 8: unload-truck(package2, truck1, s2) ; 9: u...
Based on immediate dependencies in this linear plan, what constraints determine when Step 3 (drive-truck(truck1, s2, s1, driver1)) must occur?
Between Step 1 and Step 4
plans
null
(and (at c0 l0) (at c1 l3) (at c2 l3))
1: sail(l1, l2) ; 2: board(c1, l2) ; 3: sail(l2, l3) ; 4: debark(c1, l3) ; 5: sail(l3, l2) ; 6: board(c2, l2) ; 7: sail(l2, l3) ; 8: debark(c2, l3)
Is the effect '('at-ferry', 'l2')' from Step 1 (sail) still available for Step 2 (board)?
Yes
plans
null
(and (on d1 d2) (clear d1) (on d2 peg1) (on d3 peg2) (clear d3) (clear peg3))
1: move(d2, d3, peg1) ; 2: move(d1, peg3, d2)
Based on simple precondition/delete analysis, can Step 1 (move) and Step 2 (move) run concurrently?
No
plans
null
(and (at c0 l1) (at c1 l3) (at c2 l0))
1: sail(l1, l2) ; 2: board(c1, l2) ; 3: sail(l2, l3) ; 4: debark(c1, l3) ; 5: board(c2, l3) ; 6: sail(l3, l0) ; 7: debark(c2, l0)
Does any step in this plan interfere with (taint) the preconditions of the immediately following step?
No
plans
null
(and (at c0 l0) (at c1 l0) (at c2 l0))
1: board(c2, l3) ; 2: sail(l3, l0) ; 3: debark(c2, l0) ; 4: sail(l0, l1) ; 5: board(c0, l1) ; 6: sail(l1, l0) ; 7: debark(c0, l0) ; 8: sail(l0, l1) ; 9: board(c1, l1) ; 10: sail(l1, l0) ; 11: debark(c1, l0)
Based on simple precondition/delete analysis, can Step 11 (debark) and Step 7 (debark) run concurrently?
Yes
plans
null
(and (at c0 l0) (at c1 l2) (at c2 l3))
1: board(c2, l0) ; 2: sail(l0, l3) ; 3: debark(c2, l3) ; 4: board(c0, l3) ; 5: sail(l3, l0) ; 6: debark(c0, l0)
If Step 4 (board) were skipped, would Step 5 (sail) become invalid?
No
plans
null
(and (at package1 s1) (at package2 s2) (at package3 s2) (at package4 s1))
1: board-truck(driver2, truck2, s3) ; 2: drive-truck(truck2, s3, s4, driver2) ; 3: load-truck(package3, truck2, s4) ; 4: load-truck(package2, truck2, s4) ; 5: drive-truck(truck2, s4, s2, driver2) ; 6: unload-truck(package3, truck2, s2) ; 7: unload-truck(package2, truck2, s2)
Based on immediate dependencies in this linear plan, what constraints determine when Step 2 (drive-truck(truck2, s3, s4, driver2)) must occur?
Between Step 1 and Step 3
plans
null
(and (on d1 peg1) (clear d1) (on d2 peg2) (clear d2) (clear peg3))
1: move(d1, d2, peg1) ; 2: move(d2, peg3, peg2)
Is the effect '('clear', 'd2')' from Step 1 (move) still available for Step 2 (move)?
Yes
plans
null
(and (at package1 s2) (at package2 s3))
1: walk(driver1, s1, s3) ; 2: board-truck(driver1, truck1, s3) ; 3: drive-truck(truck1, s3, s2, driver1) ; 4: load-truck(package2, truck1, s2) ; 5: drive-truck(truck1, s2, s3, driver1) ; 6: unload-truck(package2, truck1, s3)
After Step 1 (walk), is the effect '('at', 'driver1', 's3')' 'live' (i.e., needed by a future step like Step 2)?
No
plans
null
(and (at c0 l3) (at c1 l3) (at c2 l2))
1: board(c0, l2) ; 2: sail(l2, l3) ; 3: debark(c0, l3) ; 4: sail(l3, l1) ; 5: board(c2, l1) ; 6: sail(l1, l2) ; 7: debark(c2, l2) ; 8: board(c1, l2) ; 9: sail(l2, l3) ; 10: debark(c1, l3)
After Step 1 (board), is the effect '('on', 'c0')' 'live' (i.e., needed by a future step like Step 3)?
No
plans
null
(and (at c0 l3) (at c1 l3) (at c2 l3))
1: board(c2, l0) ; 2: sail(l0, l3) ; 3: debark(c2, l3) ; 4: sail(l3, l2) ; 5: board(c1, l2) ; 6: sail(l2, l3) ; 7: debark(c1, l3)
After Step 1 (board), is the effect '('on', 'c2')' 'live' (i.e., needed by a future step like Step 3)?
No
plans
null
(and (on d1 d2) (clear d1) (on d2 peg1) (on d3 peg2) (clear d3) (clear peg3))
1: move(d2, peg2, peg3) ; 2: move(d1, d3, d2) ; 3: move(d3, peg1, peg2) ; 4: move(d1, d2, d3) ; 5: move(d2, peg3, peg1) ; 6: move(d1, d3, d2)
If Step 2 (move) were skipped, would Step 3 (move) become invalid?
Yes
plans
null
(and (at c0 l1) (at c1 l1) (at c2 l2))
1: sail(l3, l0) ; 2: board(c0, l0) ; 3: sail(l0, l1) ; 4: debark(c0, l1) ; 5: sail(l1, l0) ; 6: board(c1, l0) ; 7: sail(l0, l1) ; 8: debark(c1, l1)
If Step 4 (debark) were skipped, would Step 5 (sail) become invalid?
No
plans
null
(and (on d1 peg3) (clear d1) (on d2 d3) (clear d2) (on d3 peg2) (clear peg1))
1: move(d1, d2, d3) ; 2: move(d2, peg2, peg1) ; 3: move(d1, d3, d2) ; 4: move(d3, peg3, peg2) ; 5: move(d1, d2, peg3) ; 6: move(d2, peg1, d3)
Based on immediate dependencies in this linear plan, what constraints determine when Step 6 (move(d2, peg1, d3)) must occur?
After Step 5
plans
null
(and (on d1 d3) (clear d1) (on d2 peg3) (clear d2) (on d3 peg2) (clear peg1))
1: move(d1, peg1, d3) ; 2: move(d2, peg2, peg1) ; 3: move(d1, d3, d2) ; 4: move(d3, peg3, peg2) ; 5: move(d1, d2, d3) ; 6: move(d2, peg1, peg3)
Is the effect '('clear', 'peg1')' from Step 1 (move) still available for Step 2 (move)?
Yes
plans
null
(and (at c0 l3) (at c1 l1) (at c2 l0))
1: sail(l2, l1) ; 2: board(c0, l1) ; 3: sail(l1, l3) ; 4: debark(c0, l3) ; 5: board(c1, l3) ; 6: sail(l3, l1) ; 7: debark(c1, l1) ; 8: board(c2, l1) ; 9: sail(l1, l0) ; 10: debark(c2, l0)
After Step 1 (sail), is the effect '('at-ferry', 'l1')' 'live' (i.e., needed by a future step like Step 2)?
Yes
plans
null
(and (on d1 d2) (clear d1) (on d2 peg1) (on d3 peg3) (clear d3) (clear peg2))
1: move(d2, peg3, peg2) ; 2: move(d1, d3, d2) ; 3: move(d3, peg1, peg3) ; 4: move(d1, d2, d3) ; 5: move(d2, peg2, peg1) ; 6: move(d1, d3, d2)
In Step 3 (move), is the predicate '('clear', 'peg3')' potentially from the effect of Step 1 (move) being used?
Yes
plans
null
(and (at package1 s4) (at package2 s3) (at package3 s4) (at package4 s3))
1: board-truck(driver1, truck2, s3) ; 2: drive-truck(truck2, s3, s1, driver1) ; 3: load-truck(package4, truck2, s1) ; 4: load-truck(package1, truck2, s1) ; 5: drive-truck(truck2, s1, s3, driver1) ; 6: unload-truck(package4, truck2, s3) ; 7: drive-truck(truck2, s3, s4, driver1) ; 8: load-truck(package2, truck2, s4) ; 9:...
Is the effect '('driving', 'driver1', 'truck2')' from Step 1 (board-truck) still available for Step 2 (drive-truck)?
Yes
plans
null
(and (on d1 d2) (clear d1) (on d2 peg1) (clear peg2) (clear peg3))
1: move(d1, d2, peg3) ; 2: move(d2, peg2, peg1) ; 3: move(d1, peg3, d2)
Is the action in Step 1 (move(d1, d2, peg3)) 'very busy' in the sense that its effect '('clear', 'd2')' is used by the next step, Step 2 (move(d2, peg2, peg1))?
Yes
plans
null
(and (at package1 s2) (at package2 s4) (at package3 s2) (at package4 s2))
1: board-truck(driver1, truck1, s1) ; 2: load-truck(package4, truck1, s1) ; 3: load-truck(package1, truck1, s1) ; 4: drive-truck(truck1, s1, s4, driver1) ; 5: load-truck(package3, truck1, s4) ; 6: drive-truck(truck1, s4, s2, driver1) ; 7: unload-truck(package4, truck1, s2) ; 8: unload-truck(package3, truck1, s2) ; 9: u...
If Step 8 (unload-truck) were skipped, would Step 9 (unload-truck) become invalid?
No
plans
null
(and (at c0 l3) (at c1 l2) (at c2 l0))
1: sail(l2, l3) ; 2: board(c1, l3) ; 3: sail(l3, l2) ; 4: debark(c1, l2)
After Step 1 (sail), is the effect '('at-ferry', 'l3')' 'live' (i.e., needed by a future step like Step 2)?
Yes
plans
null
(and (at package1 s2) (at package2 s2) (at package3 s2))
1: board-truck(driver1, truck1, s2) ; 2: drive-truck(truck1, s2, s1, driver1) ; 3: load-truck(package3, truck1, s1) ; 4: load-truck(package2, truck1, s1) ; 5: load-truck(package1, truck1, s1) ; 6: drive-truck(truck1, s1, s2, driver1) ; 7: unload-truck(package3, truck1, s2) ; 8: unload-truck(package2, truck1, s2) ; 9: u...
Is the action in Step 2 (drive-truck(truck1, s2, s1, driver1)) 'very busy' in the sense that its effect '('at', 'truck1', 's1')' is used by the next step, Step 3 (load-truck(package3, truck1, s1))?
Yes
plans
null
(and (on d1 peg1) (clear d1) (on d2 d3) (clear d2) (on d3 peg3) (clear peg2))
1: move(d1, d3, peg1) ; 2: move(d2, peg2, d3)
Based on simple precondition/delete analysis, can Step 2 (move) and Step 1 (move) run concurrently?
Yes
plans
null
(and (at package1 s2) (at package2 s4) (at package3 s1) (at package4 s2))
1: board-truck(driver1, truck3, s3) ; 2: drive-truck(truck3, s3, s4, driver1) ; 3: load-truck(package3, truck3, s4) ; 4: drive-truck(truck3, s4, s1, driver1) ; 5: load-truck(package4, truck3, s1) ; 6: unload-truck(package3, truck3, s1) ; 7: load-truck(package1, truck3, s1) ; 8: drive-truck(truck3, s1, s2, driver1) ; 9:...
Is the action in Step 8 (drive-truck(truck3, s1, s2, driver1)) 'very busy' in the sense that its effect '('at', 'truck3', 's2')' is used by the next step, Step 9 (unload-truck(package4, truck3, s2))?
Yes
plans
null
(and (at c0 l0) (at c1 l0) (at c2 l0))
1: sail(l2, l1) ; 2: board(c2, l1) ; 3: sail(l1, l0) ; 4: debark(c2, l0) ; 5: sail(l0, l3) ; 6: board(c0, l3) ; 7: sail(l3, l0) ; 8: debark(c0, l0)
Is the effect '('at-ferry', 'l1')' from Step 1 (sail) still available for Step 2 (board)?
Yes
plans
null
(and (at c0 l0) (at c1 l3) (at c2 l1))
1: board(c2, l3) ; 2: sail(l3, l1) ; 3: debark(c2, l1) ; 4: board(c1, l1) ; 5: sail(l1, l3) ; 6: debark(c1, l3) ; 7: sail(l3, l2) ; 8: board(c0, l2) ; 9: sail(l2, l0) ; 10: debark(c0, l0)
If Step 2 (sail) were skipped, would Step 3 (debark) become invalid?
Yes
plans
null
(and (at c0 l0) (at c1 l0) (at c2 l3))
1: board(c1, l1) ; 2: sail(l1, l0) ; 3: debark(c1, l0)
In Step 3 (debark), is the predicate '('at-ferry', 'l0')' potentially from the effect of Step 2 (sail) being used?
Yes
plans
null
(and (at c0 l0) (at c1 l3) (at c2 l1))
1: board(c2, l3) ; 2: sail(l3, l1) ; 3: debark(c2, l1) ; 4: board(c1, l1) ; 5: sail(l1, l3) ; 6: debark(c1, l3) ; 7: sail(l3, l2) ; 8: board(c0, l2) ; 9: sail(l2, l0) ; 10: debark(c0, l0)
Based on simple precondition/delete analysis, can Step 7 (sail) and Step 5 (sail) run concurrently?
Yes
plans
null
(and (at c0 l2) (at c1 l0) (at c2 l3))
1: board(c1, l2) ; 2: sail(l2, l0) ; 3: debark(c1, l0) ; 4: board(c0, l0) ; 5: sail(l0, l2) ; 6: debark(c0, l2) ; 7: sail(l2, l0) ; 8: board(c2, l0) ; 9: sail(l0, l3) ; 10: debark(c2, l3)
Based on immediate dependencies in this linear plan, what constraints determine when Step 9 (sail(l0, l3)) must occur?
Between Step 7 and Step 10
plans
null
(and (at c0 l2) (at c1 l0) (at c2 l1))
1: sail(l0, l2) ; 2: board(c2, l2) ; 3: sail(l2, l1) ; 4: debark(c2, l1) ; 5: sail(l1, l3) ; 6: board(c1, l3) ; 7: sail(l3, l0) ; 8: debark(c1, l0)
Does any step in this plan interfere with (taint) the preconditions of the immediately following step?
No
plans
null
(and (on d1 peg2) (clear d1) (on d2 peg1) (clear d2) (on d3 peg3) (clear d3))
1: move(d3, peg1, peg3) ; 2: move(d1, d2, d3) ; 3: move(d2, peg2, peg1) ; 4: move(d1, d3, peg2)
Is the effect '('clear', 'peg1')' from Step 1 (move) still available for Step 3 (move)?
Yes
plans
null
(and (at package1 s2) (at package2 s4) (at package3 s1) (at package4 s2))
1: board-truck(driver1, truck3, s3) ; 2: drive-truck(truck3, s3, s4, driver1) ; 3: load-truck(package3, truck3, s4) ; 4: drive-truck(truck3, s4, s1, driver1) ; 5: load-truck(package4, truck3, s1) ; 6: unload-truck(package3, truck3, s1) ; 7: load-truck(package1, truck3, s1) ; 8: drive-truck(truck3, s1, s2, driver1) ; 9:...
Based on immediate dependencies in this linear plan, what constraints determine when Step 9 (unload-truck(package4, truck3, s2)) must occur?
After Step 8
plans
null
(and (on d1 d3) (clear d1) (on d2 peg2) (clear d2) (on d3 peg1) (clear peg3))
1: move(d2, peg1, peg3) ; 2: move(d1, d3, d2) ; 3: move(d3, peg2, peg1) ; 4: move(d1, d2, d3) ; 5: move(d2, peg3, peg2)
Does any step in this plan interfere with (taint) the preconditions of the immediately following step?
No
plans
null
(and (on d1 d2) (clear d1) (on d2 peg1) (on d3 peg2) (clear d3) (clear peg3))
1: move(d1, d3, d2) ; 2: move(d3, peg1, peg2) ; 3: move(d1, d2, d3) ; 4: move(d2, peg3, peg1) ; 5: move(d1, d3, d2)
Is the action in Step 1 (move(d1, d3, d2)) 'very busy' in the sense that its effect '('clear', 'd3')' is used by the next step, Step 2 (move(d3, peg1, peg2))?
Yes
plans
null
(and (at c0 l3) (at c1 l0) (at c2 l1))
1: sail(l0, l2) ; 2: board(c0, l2) ; 3: sail(l2, l3) ; 4: debark(c0, l3) ; 5: board(c2, l3) ; 6: sail(l3, l1) ; 7: debark(c2, l1)
Based on simple precondition/delete analysis, can Step 1 (sail) and Step 5 (board) run concurrently?
Yes
plans
null
(and (on d1 d3) (clear d1) (on d2 peg2) (clear d2) (on d3 peg3) (clear peg1))
1: move(d1, d2, peg3) ; 2: move(d2, d3, peg2) ; 3: move(d1, peg3, d2) ; 4: move(d3, peg1, peg3) ; 5: move(d1, d2, d3)
In Step 2 (move), is the predicate '('clear', 'd2')' potentially from the effect of Step 1 (move) being used?
Yes
plans
null
(and (on d1 peg3) (clear d1) (on d2 peg1) (clear d2) (on d3 peg2) (clear d3))
1: move(d3, peg1, peg3) ; 2: move(d1, d2, d3) ; 3: move(d2, peg2, peg1) ; 4: move(d1, d3, d2) ; 5: move(d3, peg3, peg2) ; 6: move(d1, d2, peg3)
Is the effect '('clear', 'peg1')' from Step 1 (move) still available for Step 3 (move)?
Yes
plans
null
(and (at package1 s1) (at package2 s2) (at package3 s2) (at package4 s3))
1: board-truck(driver1, truck1, s4) ; 2: load-truck(package3, truck1, s4) ; 3: load-truck(package2, truck1, s4) ; 4: drive-truck(truck1, s4, s1, driver1) ; 5: load-truck(package4, truck1, s1) ; 6: drive-truck(truck1, s1, s3, driver1) ; 7: unload-truck(package4, truck1, s3) ; 8: drive-truck(truck1, s3, s2, driver1) ; 9:...
After Step 1 (board-truck), is the effect '('driving', 'driver1', 'truck1')' 'live' (i.e., needed by a future step like Step 4)?
Yes
plans
null
(and (at package1 s1) (at package2 s3) (at package3 s2) (at package4 s4))
1: board-truck(driver1, truck2, s3) ; 2: drive-truck(truck2, s3, s1, driver1) ; 3: load-truck(package4, truck2, s1) ; 4: drive-truck(truck2, s1, s4, driver1) ; 5: unload-truck(package4, truck2, s4) ; 6: load-truck(package3, truck2, s4) ; 7: load-truck(package2, truck2, s4) ; 8: drive-truck(truck2, s4, s2, driver1) ; 9:...
Does any step in this plan interfere with (taint) the preconditions of the immediately following step?
No
plans
null
(and (at c0 l1) (at c1 l1) (at c2 l2))
1: sail(l3, l0) ; 2: board(c0, l0) ; 3: sail(l0, l1) ; 4: debark(c0, l1) ; 5: sail(l1, l0) ; 6: board(c1, l0) ; 7: sail(l0, l1) ; 8: debark(c1, l1)
Is the action in Step 3 (sail(l0, l1)) 'very busy' in the sense that its effect '('at-ferry', 'l1')' is used by the next step, Step 4 (debark(c0, l1))?
Yes
plans
null
(and (on d1 d2) (clear d1) (on d2 d3) (on d3 peg1) (clear peg2) (clear peg3))
1: move(d1, d3, peg3) ; 2: move(d2, peg2, d3) ; 3: move(d1, peg3, d2)
Does any step in this plan interfere with (taint) the preconditions of the immediately following step?
No
plans
null
(and (at package1 s1) (at package2 s3))
1: board-truck(driver1, truck1, s1) ; 2: load-truck(package2, truck1, s1) ; 3: drive-truck(truck1, s1, s2, driver1) ; 4: load-truck(package1, truck1, s2) ; 5: drive-truck(truck1, s2, s1, driver1) ; 6: unload-truck(package1, truck1, s1) ; 7: drive-truck(truck1, s1, s2, driver1) ; 8: drive-truck(truck1, s2, s3, driver1) ...
Does any step in this plan interfere with (taint) the preconditions of the immediately following step?
No
plans
null
(and (at package1 s2) (at package2 s2) (at package3 s4) (at package4 s4))
1: board-truck(driver2, truck2, s3) ; 2: drive-truck(truck2, s3, s4, driver2) ; 3: load-truck(package2, truck2, s4) ; 4: drive-truck(truck2, s4, s1, driver2) ; 5: load-truck(package4, truck2, s1) ; 6: load-truck(package1, truck2, s1) ; 7: drive-truck(truck2, s1, s2, driver2) ; 8: unload-truck(package2, truck2, s2) ; 9:...
Is the effect '('driving', 'driver2', 'truck2')' from Step 1 (board-truck) still available for Step 2 (drive-truck)?
Yes
plans
null
(and (at package1 s2) (at package2 s2))
1: board-truck(driver2, truck1, s2) ; 2: drive-truck(truck1, s2, s1, driver2) ; 3: load-truck(package2, truck1, s1) ; 4: drive-truck(truck1, s1, s2, driver2) ; 5: unload-truck(package2, truck1, s2) ; 6: drive-truck(truck1, s2, s3, driver2) ; 7: load-truck(package1, truck1, s3) ; 8: drive-truck(truck1, s3, s2, driver2) ...
In Step 2 (drive-truck), is the predicate '('driving', 'driver2', 'truck1')' potentially from the effect of Step 1 (board-truck) being used?
Yes
plans
null
(and (at c0 l1) (at c1 l0) (at c2 l2))
1: sail(l1, l3) ; 2: board(c1, l3) ; 3: sail(l3, l0) ; 4: debark(c1, l0) ; 5: board(c2, l0) ; 6: sail(l0, l2) ; 7: debark(c2, l2) ; 8: board(c0, l2) ; 9: sail(l2, l1) ; 10: debark(c0, l1)
Is the effect '('at-ferry', 'l3')' from Step 1 (sail) still available for Step 2 (board)?
Yes
plans
null
(and (at c0 l2) (at c1 l1) (at c2 l3))
1: sail(l0, l2) ; 2: board(c1, l2) ; 3: sail(l2, l1) ; 4: debark(c1, l1)
Does any step in this plan interfere with (taint) the preconditions of the immediately following step?
No
plans
null
(and (at package1 s4) (at package2 s3) (at package3 s3) (at package4 s4))
1: board-truck(driver2, truck3, s1) ; 2: load-truck(package4, truck3, s1) ; 3: load-truck(package1, truck3, s1) ; 4: drive-truck(truck3, s1, s4, driver2) ; 5: unload-truck(package4, truck3, s4) ; 6: load-truck(package3, truck3, s4) ; 7: load-truck(package2, truck3, s4) ; 8: unload-truck(package1, truck3, s4) ; 9: drive...
If Step 6 (load-truck) were skipped, would Step 7 (load-truck) become invalid?
No
plans
null