A man in a gray hat pushes some type of equipment over ice.
A man is wearing a gray hat.
A man can push equipment while wearing a gray hat.
exists e1 s1 x1 x2 x3 x4 x5.(Theme(e1,x3) & Actor(e1,x1) & v_push(e1) & over(x3,x5) & n_ice(x5) & of(x3,x4) & n_equipment(x4) & n_type(x3) & in(x1,x2) & n_hat(x2) & a_gray(s1) & Theme(s1,x2) & n_man(x1))
exists e1 s1 x1 x2.(Theme(e1,x2) & Actor(e1,x1) & v_wear(e1) & n_hat(x2) & a_gray(s1) & Theme(s1,x2) & n_man(x1))