A man in a yellow hat is crouching on his snowboard.
A man is sitting on a chair.
A SNOWBOARD IS NOT A CHAIR
exists e1 s1 x1 x2 x3.(on(e1,x3) & n_snowboard(x3) & of(x3,x1) & n_male(x1) & Actor(e1,x1) & v_crouch(e1) & in(x1,x2) & n_hat(x2) & a_yellow(s1) & Theme(s1,x2) & n_man(x1))
exists e1 x1 x2.(on(e1,x2) & n_chair(x2) & Actor(e1,x1) & v_sit(e1) & n_man(x1))