A boy in blue is blowing bubbles.
The boy is playing frisbee.
Blowing is not playing.
exists e1 x1 x2 x3.(Theme(e1,x3) & Actor(e1,x1) & v_blow(e1) & n_bubble(x3) & in(x1,x2) & n_blue(x2) & n_boy(x1))
exists e1 x1 x2.(n_boy(x1) & Theme(e1,x2) & Actor(e1,x1) & v_play(e1) & n_frisbee(x2))