Three runners run down a hill.
Runners are on a hill.
it is stating they are runners because they run down the hill and it states they are on a hill, so they mean the same thing, the runners are on a hill
exists e1 s1 x1 x2.(a_down(s1) & Manner(e1,s1) & Theme(e1,x2) & Actor(e1,x1) & v_run(e1) & n_hill(x2) & n_runner(x1) & card_eq_3(x1))
exists p1 x1.(exists x2.(on(x1,x2) & n_hill(x2)) & n_runner(x1))