Man wearing hat and overalls addresses the crowd.
The man isn't wearing a hat.
If the man isn't wearing a hat then he cannot also be wearing a hat
exists e1 e2 x1 x2 x3 x4 x5 x6 x7.(n_crowd(x6) & a_topic(x4) & Recipient(e2,x7) & Theme(e2,x6) & Actor(e2,x5) & v_overall(e2) & n_address(x7) & (x4 = x5) & n_man(x4) & a_topic(x1) & Theme(e1,x3) & Actor(e1,x2) & v_wear(e1) & n_hat(x3) & (x1 = x2) & n_man(x1))
exists x1.(n_man(x1) & -exists e1 x2.(Theme(e1,x2) & Actor(e1,x1) & v_wear(e1) & n_hat(x2)))