Two men with heads down signing a paper.
The two men sign something.
The men are signing something, which sentence one gives detail about.
exists e1 x1 x2 x3 x4.(a_topic(x1) & with(x1,x2) & down(x2,e1) & Theme(e1,x4) & Actor(e1,x3) & v_sign(e1) & n_paper(x4) & n_thing(x3) & n_head(x2) & n_man(x1) & card_eq_2(x1))
exists x1 x2 x3.(n_sign(x1) & of(x1,x2) & n_man(x2) & card_eq_2(x1) & a_topic(x1) & Time(x1,x3) & n_something(x3))