Many kids are participating in a potato sack race.
The potato sacks slow the kids down.
Many kids participating in a potato sack race does not necessarily slow the kids down.
exists e1 x1 x2 x3 x4.(in(e1,x2) & n_race(x2) & of(x2,x4) & n_sack(x4) & of(x2,x3) & n_potato(x3) & Actor(e1,x1) & v_participate(e1) & n_kid(x1) & n_quantity(x1))
exists e1 p1 x1 x2.(n_kid(x2) & n_potato(x1) & exists e2 s1.(a_down(s1) & Manner(e2,s1) & Theme(e2,x2) & Actor(e2,x1) & v_slow(e2)) & Topic(e1,p1) & Actor(e1,x1) & v_sack(e1))