Two guys in leather, standing in a crowd.
Two guys are standing in a crowd at a rock concert
Just because Two guys in leather, standing in a crowd does not indicate that they are standing in a crowd at a rock concert
exists e1 x1 x2 x3 x4.(a_topic(x1) & in(e1,x4) & n_crowd(x4) & Actor(e1,x3) & v_stand(e1) & (x1 = x3) & in(x1,x2) & n_leather(x2) & n_guy(x1) & card_eq_2(x1))
exists e1 x1 x2 x3 x4.(at(e1,x3) & n_concert(x3) & of(x3,x4) & n_rock(x4) & in(e1,x2) & n_crowd(x2) & Actor(e1,x1) & v_stand(e1) & n_guy(x1) & card_eq_2(x1))