premise: A shirtless man in shorts is fishing while standing on some rocks.
hypothesis: A man is fishing for trout.
explanation_1: Not all men are fishing for trout.
explanation_2: we have no idea if he is fishing trout, he could be fishing for anything.
explanation_3: Just because a man is fishing, doesn't necessarily mean he's fishing for trout.
premise_logic: exists e2 e1 s1 x1 x2 x3.(while(e1,e2) & on(e2,x3) & n_rock(x3) & Actor(e2,x1) & v_stand(e2) & Actor(e1,x1) & v_fish(e1) & in(x1,x2) & n_shorts(x2) & n_man(x1) & a_shirtless(s1) & Theme(s1,x1))
hypothesis_logic: exists e1 x1 x2.(for(e1,x2) & n_trout(x2) & Actor(e1,x1) & v_fish(e1) & n_man(x1))