{
  "id": "https://uofa.net/surrogate/airfrans/cou1/pc",
  "type": "https://uofa.net/vocab/surrogate#PhysicsConstraint",
  "https://uofa.net/vocab/surrogate#constraintId": "mass-conservation",
  "https://uofa.net/vocab/surrogate#constraintKind": "conservation",
  "https://uofa.net/vocab/surrogate#hasConstraintCheckEvidence": {
    "id": "https://uofa.net/surrogate/airfrans/cou1/pc/check",
    "type": "https://uofa.net/vocab/surrogate#ConstraintCheckEvidence",
    "name": "Continuity-residual check on predicted velocity field"
  }
}