A man throwing a baseball from the pitcher's mound.
The man is at bat .
The man is either on the pitcher's mound or at bat
exists e1 x1 x2 x3 x4 x5.(n_mound(x5) & of(x5,x4) & n_pitcher(x4) & a_topic(x1) & from(e1,x5) & Theme(e1,x3) & Actor(e1,x2) & v_throw(e1) & n_baseball(x3) & (x1 = x2) & n_man(x1))
exists p1 x1.(n_man(x1) & exists x2.(at(x1,x2) & n_bat(x2)))