premise: The skier is doing a flip through some trees
hypothesis: The man is water skiing.
explanation_1: If the man is water skiing, he isn't on land and can't flip through trees.
explanation_2: There are not normally trees in the water.
explanation_3: man can't be water skiing if skier is moving through trees
premise_logic: exists e1 x1 x2 x3.(n_skier(x1) & through(e1,x3) & n_tree(x3) & Theme(e1,x2) & Actor(e1,x1) & v_do(e1) & n_flip(x2))
hypothesis_logic: exists p1 x1.(n_man(x1) & exists x2 x3.((x1 = x2) & n_skiing(x2) & of(x2,x3) & n_water(x3)))