A man in a checkered apron cleans a desk.
The man is lying face down.
One can not clean while lying down his face.
exists e1 s1 x1 x2 x3.(Theme(e1,x3) & Actor(e1,x1) & v_clean(e1) & n_desk(x3) & in(x1,x2) & n_apron(x2) & a_checkered(s1) & Theme(s1,x2) & n_man(x1))
exists e1 s1 x1 x2.(n_man(x1) & a_down(s1) & Manner(e1,s1) & Theme(e1,x2) & Actor(e1,x1) & v_lie(e1) & n_face(x2))