A group of five kids play happily in a yard.
Some kids are really unhappy.
kids playing happily does not imply they are unhappy.
exists e1 s1 x1 x2 x3.(in(e1,x3) & n_yard(x3) & a_happily(s1) & Manner(e1,s1) & Actor(e1,x1) & v_play(e1) & of(x1,x2) & n_kid(x2) & card_eq_5(x2) & n_group(x1))
exists s1 x1.(r_really(s1) & Theme(s1,x1) & a_unhappy(s1) & n_kid(x1))