Four people in protective clothing standing next to garbage bags.
The people are wearing protective clothing
People are wearing protective clothing because they working with garbage bags
exists e1 s1 x1 x2 x3 x4 x5.(a_topic(x1) & to(e1,x4) & n_bag(x4) & of(x4,x5) & n_garbage(x5) & r_next(e1) & Actor(e1,x3) & v_stand(e1) & (x1 = x3) & in(x1,x2) & n_clothing(x2) & a_protective(s1) & Theme(s1,x2) & n_people(x1) & card_eq_4(x1))
exists e1 s1 x1 x2.(n_people(x1) & Theme(e1,x2) & Actor(e1,x1) & v_wear(e1) & n_clothing(x2) & a_protective(s1) & Theme(s1,x2))