A man is working on his wooden boat.
The man has a hammer in his hand.
Not everyone working on a boat is using a hammer.
exists e1 s1 x1 x2.(on(e1,x2) & n_boat(x2) & a_wooden(s1) & Theme(s1,x2) & of(x2,x1) & n_male(x1) & Actor(e1,x1) & v_work(e1) & n_man(x1))
exists e1 x1 x2 x3.(n_hand(x3) & of(x3,x1) & n_male(x1) & n_man(x1) & Theme(e1,x2) & Actor(e1,x1) & v_have(e1) & in(x2,x3) & n_hammer(x2))