premise: Two kids in black trunks bouncing on a wet trampoline. hypothesis: Children play on trampolines outdoors.
entailment: Kids are children, bouncing on a trampoline is the same as playing on a trampoline and it makes sense for a trampoline to be outdoors.|entailment: The children consist of two kids.|entailment: The word children indicates there is more than one kid, so two kids qualifies as children. They are bouncing on a wet trampoline. The trampoline would probably not be wet unless it was outside and exposed to rain or dew. Bouncing on a trampoline is playing, so the children play on the trampolines.