Four people in orange jackets are walking behind dividing shrubs.
There are people in orange jackets walking briskly
It cannot be inferred that the people are walking briskly.
exists e2 e1 x1 x2 x3 x4.(behind(e1,x4) & n_shrub(x4) & Actor(e2,x4) & v_divide(e2) & Actor(e1,x1) & v_walk(e1) & in(x1,x2) & n_jacket(x2) & of(x2,x3) & n_orange(x3) & n_people(x1) & card_eq_4(x1))
exists p1 x1 e1 s1 x2 x3 x4 x5.((x1 = x2) & in(x2,x3) & a_briskly(s1) & Manner(e1,s1) & Actor(e1,x5) & v_walk(e1) & (x3 = x5) & n_jacket(x3) & of(x3,x4) & n_orange(x4) & n_people(x2))