Person in gray jacket and blue pants balancing board on handrail
A person walking down a flight of stairs.
The person can't be balancing board on a handrail and walking down stairs at the same time.
exists e1 s1 s2 s3 x1 x2 x3 x4 x5.(ne_nam_person(s1) & a_topic(s1) & in(s1,x1) & on(e1,x5) & n_handrail(x5) & Theme(e1,x4) & Actor(e1,x3) & v_balance(e1) & n_board(x4) & (x1 = x3) & n_pants(x1) & a_blue(s3) & Theme(s3,x1) & of(x1,x2) & n_jacket(x2) & a_gray(s2) & Theme(s2,x1))
exists e1 s1 x1 x2 x3 x4.(a_topic(x1) & a_down(s1) & Manner(e1,s1) & Theme(e1,x3) & Actor(e1,x2) & v_walk(e1) & of(x3,x4) & n_stair(x4) & n_flight(x3) & (x1 = x2) & n_person(x1))