Two men fly fishing while standing in a river.
Two men are standing in the river.
Standing in the river is standing in the river.
exists e1 e2 x1 x2 x3.(while(e1,e2) & in(e2,x3) & n_river(x3) & Actor(e2,x1) & v_stand(e2) & Time(e1,x2) & n_fishing(x2) & Actor(e1,x1) & v_fly(e1) & n_man(x1) & card_eq_2(x1))
exists e1 x1 x2.(n_river(x2) & in(e1,x2) & Actor(e1,x1) & v_stand(e1) & n_man(x1) & card_eq_2(x1))