{
  "texture:silt_percentage (%)": ">=0",
  "chemical:pH_in_H2O": ">0",
  "chemical:pH_in_CaCl2": ">0",
  "carbon:organic_carbon_content (g/kg)": ">0",
  "carbon:CaCO3_content (g/kg)": ">0",
  "carbon:observed_vs_typical_soc_index_confidence_zone": "exclude",
  "carbon:observed_vs_typical_soc_index": "exclude",
  "fertility:N_extractable (g/kg)": ">0",
  "fertility:K_extractable (mg/kg)": ">0",
  "fertility:P_extractable (mg/kg)": ">0",
  "fertility:P_available_stock (kg ha⁻¹)": ">0",
  "land_degradation:soil_erosion_exceeding_10Mg_ha_yr (t ha⁻¹ yr⁻¹)": "exclude",
  "crop_plant:cover_crop_fraction_5th_percentile (‱)": "exclude",
  "crop_plant:cover_crop_fraction_95th_percentile (‱)": "exclude",
  "mass_density:bulk_density_0_10cm (g/cm³)": ">0",
  "mass_density:bulk_density_10_20cm (g/cm³)": ">0",
  "mass_density:bulk_density (g/cm³)": ">0",
  "biodiversity:land_use_change_pressure_index": "exclude",
  "biodiversity:genetically_modified_organism_use_pressure_index": "exclude",
  "trace_elements:Zn_concentration_5th_percentile (mg/kg)": "exclude",
  "trace_elements:Zn_concentration_95th_percentile (mg/kg)": "exclude",
  "trace_elements:As_concentration_std (log10 mg/kg)": "exclude",
  "trace_elements:As_concentration_skewness": "exclude",
  "trace_elements:As_concentration_kurtosis": "exclude",
  "trace_elements:Hg_residual (µg/kg)": "exclude",
  "climate:monthly_temperature_JAN_to_DEC (°C)": ">-100",
  "climate:monthly_precipitation_JAN_to_DEC (mm)": ">-100",
  "topography_geology:elevation (m)": "<4000"
}