A person doing a handstand on a street corner.
A person is upside-down on the corner.
if the person is doing a handstand then they are upside down.
exists e1 x1 x2 x3 x4 x5.(a_topic(x1) & Theme(e1,x3) & Actor(e1,x2) & v_do(e1) & on(x3,x4) & n_corner(x4) & of(x4,x5) & n_street(x5) & n_handstand(x3) & (x1 = x2) & n_person(x1))
exists s1 x1 x2.(n_corner(x2) & on(s1,x2) & Theme(s1,x1) & a_upside-down(s1) & n_person(x1))