Two young girls are jumping on the couch in a jovial manner.
Two young sisters jump on the sofa with joy.
Just because the girls jump in a jovial manner doesn't mean they are feeling joy.
exists e1 s1 s2 x1 x2 x3.(n_couch(x2) & in(e1,x3) & n_manner(x3) & a_jovial(s2) & Theme(s2,x3) & on(e1,x2) & Actor(e1,x1) & v_jump(e1) & n_girl(x1) & a_young(s1) & Theme(s1,x1) & card_eq_2(x1))
exists s1 x1 x2 x3 x4.(n_sofa(x3) & a_topic(x1) & with(x1,x4) & n_joy(x4) & on(x1,x3) & n_jump(x1) & of(x1,x2) & n_sister(x2) & a_young(s1) & Theme(s1,x1) & card_eq_2(x1))