A boy is wakeboarding on a lake with one hand.
A nun on a park bench.
A boy is not a nun.
exists e1 x1 x2 x3.(on(e1,x2) & with(x2,x3) & n_hand(x3) & card_eq_1(x3) & n_lake(x2) & Actor(e1,x1) & v_wakeboard(e1) & n_boy(x1))
exists x1 x2 x3.(a_topic(x1) & on(x1,x2) & n_bench(x2) & of(x2,x3) & n_park(x3) & n_nun(x1))