A group of people in white hazmat suits standing in front of black trash bags.
Some people are in front of trash bags.
People are wearing white hazmat suits because they working with trash bags
exists e1 s1 s2 x1 x2 x3 x4 x5 x6 x7 x8.(a_topic(x1) & of(x1,x2) & in(e1,x6) & of(x6,x7) & n_bag(x7) & of(x7,x8) & n_trash(x8) & a_black(s2) & Theme(s2,x7) & n_front(x6) & Actor(e1,x5) & v_stand(e1) & (x2 = x5) & in(x2,x3) & n_suit(x3) & of(x3,x4) & n_hazmat(x4) & a_white(s1) & Theme(s1,x3) & n_people(x2) & n_group(x1))
exists p1 x1.(exists x2 x3 x4.(in(x1,x2) & of(x2,x3) & n_bag(x3) & of(x3,x4) & n_trash(x4) & n_front(x2)) & n_people(x1))