Birth-context.json

 {
                "id": "@id",
                "schema": "https://schema.org/",
                "@version": 1.1,
                "@protected": true,
                "CitizenshipCredential": {
                    "@id": "@id",
                    "@context": {
                        "id": "@id",
                        "@version": 1.1,
                        "@protected": true
                    }
                },
                "child": {
                    "@id": "schema:child",
                    "@type": "@id",
                    "@context": {
                        "id": "@id",
                        "full_name": "schema:name",
                        "dob": "schema:birthDate",
                        "sex": "schema:gender",
                        "place_of_birth": "schema:birthPlace",
                        "nationality": "schema:nationality"
                    }
                },
                "mother": {
                    "@id": "schema:mother",
                    "@context": {
                        "id": "@id",
                        "full_name": "schema:name",
                        "dob": "schema:birthDate",
                        "nationality": "schema:nationality"
                    }
                },
                "father": {
                    "@id": "schema:father",
                    "@context": {
                        "id": "@id",
                        "full_name": "schema:name",
                        "dob": "schema:birthDate",
                        "nationality": "schema:nationality"
                    }
                },
                "registration": {
                    "@id": "schema:registration",
                    "@context": {
                        "id": "@id",
                        "registration_number": "schema:identifier",
                        "date_of_registration": "schema:startDate",
                        "date_of_issuance": "schema:startDate"
                    }
                }
            }