The snowboarder is sitting down.
There is a snowboard in the photo.
A snowboarder is assumed to have a snowboard.
exists e1 s1 x1.(n_snowboarder(x1) & a_down(s1) & Manner(e1,s1) & Actor(e1,x1) & v_sit(e1))
exists p1 x1 x3.(n_photo(x3) & exists x2.((x1 = x2) & in(x2,x3) & n_snowboard(x2)))