Two men posing for a picture at night.
The men are friends.
Two men can be in the same photo together without being friends.
exists e1 x1 x2 x3 x4.(a_topic(x1) & for(e1,x3) & at(x3,x4) & n_night(x4) & n_picture(x3) & Actor(e1,x2) & v_pose(e1) & (x1 = x2) & n_man(x1) & card_eq_2(x1))
exists p1 x1.(n_man(x1) & exists x2.((x1 = x2) & n_friend(x2)))