premise: a boy walks through the water.
hypothesis: A boy walks.
explanation_1: When a boy walks on the road or through the water, it could be inferred as walking.
explanation_2: Walks is a rephrasing of walks through the water.
explanation_3: Walking or wading through water is just walking in a specific location.
premise_logic: exists e1 x1 x2.(n_water(x2) & through(e1,x2) & Actor(e1,x1) & v_walk(e1) & n_boy(x1))
hypothesis_logic: exists e1 x1.(Actor(e1,x1) & v_walk(e1) & n_boy(x1))