A Girl straddling a balance beam.
A girl on a balance beam.
A girl on a balance beam is straddling the beam.
exists e1 s1 x1 x2 x3.(a_topic(s1) & Theme(e1,x2) & Actor(e1,x1) & v_straddle(e1) & n_beam(x2) & of(x2,x3) & n_balance(x3) & (s1 = x1) & ne_org_girl(s1))
exists x1 x2 x3.(a_topic(x1) & on(x1,x2) & n_beam(x2) & of(x2,x3) & n_balance(x3) & n_girl(x1))