on-restart-benchmarks/software/minizinc/tests/spec/unit/json/json_enum_def.json

{
    "P": ["A", "B", "C"],
    "Q": [{"e": "D"}, {"e": "E"}, {"e": "F"}],
    "R": {"set": ["G", "H", "I"]},
    "S": {"set": [{"e": "J"}, {"e": "K"}, {"e": "L"}]}
}