Drain is a part of sink. Trap is a part of drain. Issue date is a part of sink. Trap is not part of play sport. Trap is not part of cat family. Issue date is a part of house. Issue date is a part of deer. Bathroom is a part of house. Sink is a part of bathroom. Issue date is not part of bathroom. Gorilla is a part of deer.
Trap is a part of sink.