A man in a blue raincoat standing in some water fishing.
A man is fishing for trout.
Just because the man is fishing doesn't mean he is fishing for trout.
exists s1 x1 x2 x3 x4 x5.(a_topic(x1) & in(x1,x2) & in(x2,x4) & n_fishing(x4) & of(x4,x5) & n_water(x5) & n_standing(x2) & of(x2,x3) & n_raincoat(x3) & a_blue(s1) & Theme(s1,x2) & n_man(x1))
exists e1 x1 x2.(for(e1,x2) & n_trout(x2) & Actor(e1,x1) & v_fish(e1) & n_man(x1))