A group of men sit in a circle on a rooftop.
A group of men are in a circle playing cards.
The men may not be on the rooftop because they are playing cards.
exists e1 x1 x2 x3 x4.(on(e1,x4) & n_rooftop(x4) & in(e1,x3) & n_circle(x3) & Actor(e1,x1) & v_sit(e1) & of(x1,x2) & n_man(x2) & n_group(x1))
exists e1 p1 x1 x2 x3.(for(p1,e1) & Theme(e1,x3) & Actor(e1,x1) & v_play(e1) & n_card(x3) & exists x4.(in(x1,x4) & n_circle(x4)) & of(x1,x2) & n_man(x2) & n_group(x1))