A man working on the construction of a large boat.
A man is sleeping.
Person working at a construction site can not be sleeping at the same time.
exists e1 s1 x1 x2 x3 x4.(n_construction(x3) & a_topic(x1) & on(e1,x3) & of(x3,x4) & n_boat(x4) & a_large(s1) & Theme(s1,x4) & Actor(e1,x2) & v_work(e1) & (x1 = x2) & n_man(x1))
exists e1 x1.(Actor(e1,x1) & v_sleep(e1) & n_man(x1))