Two young boys and a girl are rough-housing on a lawn covered with dry leaves.
Three friends are rough housing.
Three friends does not mean two boys and one girl.
exists e2 e1 s1 s2 x1 x2 x3 x4 x5 x6.(on(e1,x4) & with(e2,x6) & n_leaf(x6) & a_dry(s2) & Theme(s2,x6) & Theme(e2,x5) & v_cover(e2) & (x4 = x5) & n_lawn(x4) & Actor(e1,x1) & v_rough-house(e1) & subset_of(x3,x1) & n_girl(x3) & subset_of(x2,x1) & n_boy(x2) & a_young(s1) & Theme(s1,x2) & card_eq_2(x2))
exists p1 x1.(exists s1 x2.((x1 = x2) & n_housing(x2) & a_rough(s1) & Theme(s1,x2)) & n_friend(x1) & card_eq_3(x1))