A child plays in a fountain.
A couple are holding hands by a fountain.
Plays and holding are not same.
exists e1 x1 x2.(in(e1,x2) & n_fountain(x2) & Actor(e1,x1) & v_play(e1) & n_child(x1))
exists e1 x1 x2 x3.(by(e1,x3) & n_fountain(x3) & Theme(e1,x2) & Actor(e1,x1) & v_hold(e1) & n_hand(x2) & n_couple(x1))