Three women and one man are posing for a picture.
Three women and one man are posing for a picture while the group watched.
Not all people posing for a picture are being watched by the group.
exists e1 x1 x2 x3 x4.(for(e1,x4) & n_picture(x4) & Actor(e1,x1) & v_pose(e1) & subset_of(x3,x1) & n_man(x3) & card_eq_1(x3) & subset_of(x2,x1) & n_woman(x2) & card_eq_3(x2))
exists e1 p1 x1 x2 x3 x4 x5.(n_group(x5) & exists e2.(Actor(e2,x5) & v_watch(e2)) & while(e1,p1) & for(e1,x4) & n_picture(x4) & Actor(e1,x1) & v_pose(e1) & subset_of(x3,x1) & n_man(x3) & card_eq_1(x3) & subset_of(x2,x1) & n_woman(x2) & card_eq_3(x2))