{
    "classes": {
        "Contract": "A public construction contract record.",
        "Buyer": "The organisation purchasing or awarding the contract.",
        "Supplier": "The organisation awarded the contract.",
        "CPVCategory": "The procurement classification category.",
        "Location": "The geographical location linked to the contract."
    },
    "relationships": {
        "hasBuyer": "Links a contract to the buying organisation.",
        "hasSupplier": "Links a contract to the awarded supplier.",
        "hasContractValue": "Stores the monetary value of the contract.",
        "hasAwardDate": "Stores the contract award date.",
        "hasCPVCode": "Stores the CPV classification code.",
        "hasCPVDescription": "Stores the CPV category description.",
        "hasLocation": "Stores the contract location."
    }
}