A man stands on top of a brick structure as another man looks on.
A man and his friend are fishing by the river
Standing is not fishing and the river doesn't have a brick structure
exists e1 e2 x1 x2 x3 x4 x5 x6 x7.(on(e2,x7) & n_thing(x7) & Actor(e2,x1) & v_look(e2) & on(e1,x4) & of(x4,x5) & n_structure(x5) & of(x5,x6) & n_brick(x6) & n_top(x4) & as(e1,x3) & n_man(x3) & -(x3 = x1) & n_man(x1) & n_man(x1) & Actor(e1,x2) & v_stand(e1) & (x1 = x2))
exists e1 x1 x2 x3 x4.(n_river(x4) & by(e1,x4) & Actor(e1,x1) & v_fish(e1) & subset_of(x3,x1) & n_friend(x3) & of(x3,x2) & n_male(x2) & subset_of(x2,x1) & n_man(x2))