Three men are looking at a sign on a cross in a canyon.
A group is reading a warning sign.
A sign on a cross does not necessarily imply a warning.
exists e1 x1 x2 x3 x4.(at(e1,x2) & on(x2,x3) & in(x3,x4) & n_canyon(x4) & n_cross(x3) & n_sign(x2) & Actor(e1,x1) & v_look(e1) & n_man(x1) & card_eq_3(x1))
exists e1 x1 x2 x3.(Theme(e1,x2) & Actor(e1,x1) & v_read(e1) & n_sign(x2) & of(x2,x3) & n_warning(x3) & n_group(x1))