two very muddy men drilling for oil
Two men are drilling through a rock
Men drilling for oil don't necessarily have to drill through a rock.
exists e1 s1 x1 x2 x3.(a_topic(x1) & for(e1,x3) & n_oil(x3) & Actor(e1,x2) & v_drill(e1) & (x1 = x2) & n_man(x1) & a_muddy(s1) & Theme(s1,x1) & r_very(x1) & card_eq_2(x1))
exists e1 x1 x2.(through(e1,x2) & n_rock(x2) & Actor(e1,x1) & v_drill(e1) & n_man(x1) & card_eq_2(x1))