Three children writing intently in a classroom.
Three children are happily writing.
kids writing intently implies they are not happily doing so.
exists e1 s1 x1 x2 x3.(a_topic(x1) & a_intently(s1) & Manner(e1,s1) & in(e1,x3) & n_classroom(x3) & Actor(e1,x2) & v_write(e1) & (x1 = x2) & n_child(x1) & card_eq_3(x1))
exists e1 s1 x1.(a_happily(s1) & Manner(e1,s1) & Actor(e1,x1) & v_write(e1) & n_child(x1) & card_eq_3(x1))