Two men in separate kayaks going through rapids.
Two men are in their cars in heavy traffic
The men cannot be in two kayaks on the rapids while also driving in their cars.
exists e1 s1 x1 x2 x3 x4.(a_topic(x1) & through(e1,x4) & n_rapid(x4) & Actor(e1,x3) & v_go(e1) & (x1 = x3) & in(x1,x2) & n_kayak(x2) & a_separate(s1) & Theme(s1,x2) & n_man(x1) & card_eq_2(x1))
exists p1 s1 x1 x2 x3.(in(p1,x2) & n_traffic(x2) & a_heavy(s1) & Theme(s1,x2) & in(x1,x3) & n_car(x3) & of(x3,x1) & n_thing(x1) & n_man(x1) & card_eq_2(x1))