A man looking down at his skateboard or snowboard in the snow.
man looks at snowboard
a man looking down at his skateboard is same as man looks at snowboard
exists e1 s1 x1 x2 x3 x4.(n_snow(x4) & a_topic(x1) & in(e1,x4) & a_down(s1) & Manner(e1,s1) & at(e1,x3) & (n_skateboard(x3) | n_snowboard(x3)) & of(x3,x1) & n_male(x1) & Actor(e1,x2) & v_look(e1) & (x1 = x2) & n_man(x1))
exists e1 x1 x2.(at(e1,x2) & n_snowboard(x2) & Actor(e1,x1) & v_look(e1) & n_man(x1))