A man is blowing a horn at a festival.
THe man is blowing bubbles.
You cannot blow a horn and bubbles at the same time.
exists e1 x1 x2 x3.(at(e1,x3) & n_festival(x3) & Theme(e1,x2) & Actor(e1,x1) & v_blow(e1) & n_horn(x2) & n_man(x1))
exists e1 x1 x2 x3.(Theme(e1,x3) & Actor(e1,x1) & v_blow(e1) & n_bubble(x3) & n_man(x1) & (x1 = x2) & ne_nam_the(x2))