A girl wearing a plaid shirt sitting on the couch.
Someone is sleeping on a couch.
either the girl is sleeping or sitting
exists e2 e1 s1 x1 x2 x3 x4 x5.(n_couch(x5) & a_topic(x1) & Theme(e2,x3) & Actor(e2,x2) & v_wear(e2) & on(e1,x5) & Actor(e1,x4) & v_sit(e1) & (x3 = x4) & n_shirt(x3) & a_plaid(s1) & Theme(s1,x3) & (x1 = x2) & n_girl(x1))
exists e1 x1 x2.(on(e1,x2) & n_couch(x2) & Actor(e1,x1) & v_sleep(e1) & n_person(x1))