Two children are playing in a mud puddle.
Two kids cleaning up their room
The children are either playing or cleaning. They cannot do both at the same time.
exists e1 x1 x2 x3.(in(e1,x2) & n_puddle(x2) & of(x2,x3) & n_mud(x3) & Actor(e1,x1) & v_play(e1) & n_child(x1) & card_eq_2(x1))
exists e1 s1 x1 x2 x3.(a_topic(x1) & a_up(s1) & Manner(e1,s1) & Theme(e1,x3) & Actor(e1,x2) & v_clean(e1) & n_room(x3) & of(x3,x1) & n_thing(x1) & (x1 = x2) & n_kid(x1) & card_eq_2(x1))