Three people sit on a couch, two with drinks in their hand, while several other people mill around in the background.
A group of people are celebrating a birthday by partying.
Three people sit on a couch, two with drinks in their hand, while several other people mill around in the background does not indicate that they are celebrating a birthday by partying.
exists e1 s1 x1 x2 x3 x4 x5 x6 x7 x8.(n_background(x8) & in(e1,x8) & around(e1,x7) & n_mill(x7) & while(e1,x6) & -(x6 = x1) & n_people(x1) & n_people(x1) & n_people(x6) & a_several(s1) & Theme(s1,x6) & on(e1,x2) & rel(x2,x3) & with(x3,x4) & in(x4,x5) & n_hand(x5) & of(x5,x1) & n_thing(x1) & n_drink(x4) & n_thing(x3) & card_eq_2(x3) & n_couch(x2) & Actor(e1,x1) & v_sit(e1) & card_eq_3(x1))
exists e1 e2 x1 x2 x3.(by(e1,e2) & Actor(e2,x1) & v_party(e2) & Theme(e1,x3) & Actor(e1,x1) & v_celebrate(e1) & n_birthday(x3) & of(x1,x2) & n_people(x2) & n_group(x1))