A teenage girl walks past another with a cellphone.
The teenage girls are engaged in a face-to-face conversation with each other.
you dont walk past someone you're engaged with
exists e1 s1 x1 x2 x3 x4.(for(e1,s1) & Theme(s1,x1) & a_past(s1) & Theme(e1,x3) & Actor(e1,x1) & v_walk(e1) & with(x3,x4) & n_cellphone(x4) & n_thing(x3) & n_girl(x1) & of(x1,x2) & n_teenage(x2))
exists e1 s1 x1 x2 x3.(n_girl(x1) & of(x1,x2) & n_teenage(x2) & in(e1,x3) & n_conversation(x3) & a_face-to-face(s1) & Theme(s1,x3) & all x4.(n_other(x4) -> with(e1,x4)) & Theme(e1,x1) & v_engage(e1))