man making hand signals in the air
Rookie pitcher throwing a baseball.
If someone is making hand signals, it is not a pitcher throwing.
exists e1 x1 x2 x3 x4 x5.(n_air(x5) & a_topic(x1) & in(e1,x5) & Theme(e1,x3) & Actor(e1,x2) & v_make(e1) & n_signal(x3) & of(x3,x4) & n_hand(x4) & (x1 = x2) & n_man(x1))
exists e1 x1 x2 x3 x4.(a_topic(x1) & Theme(e1,x4) & Actor(e1,x3) & v_throw(e1) & n_baseball(x4) & (x1 = x3) & n_pitcher(x1) & (x1 = x2) & ne_nam_rookie(x2))