A girl with a green scarf on her head sits on cement steps.
the girl is asleep
One who is asleep can not also sits simultaneously.
exists e1 s1 x1 x2 x3 x4 x5.(on(e1,x4) & n_step(x4) & of(x4,x5) & n_cement(x5) & Actor(e1,x1) & v_sit(e1) & with(x1,x2) & on(x2,x3) & n_head(x3) & of(x3,x1) & n_female(x1) & n_scarf(x2) & a_green(s1) & Theme(s1,x2) & n_girl(x1))
exists s1 x1.(n_girl(x1) & Theme(s1,x1) & a_asleep(s1))