Four people in hazard suits and gloves are standing and posing for the camera in front of bags of trash.
Four people are standing.
people are standing more simply describes what people are doing in the sentence above
exists e2 e1 x1 x2 x3 x4 x5 x6 x7 x8 x9 x10 x11 x12 x13 x14.(n_camera(x11) & for(e2,x11) & in(x11,x12) & of(x12,x13) & of(x13,x14) & n_trash(x14) & n_bag(x13) & n_front(x12) & Actor(e2,x6) & v_pose(e2) & in(x6,x7) & subset_of(x10,x7) & n_glove(x10) & subset_of(x8,x7) & n_suit(x8) & of(x8,x9) & n_hazard(x9) & n_people(x6) & card_eq_4(x6) & Actor(e1,x1) & v_stand(e1) & in(x1,x2) & subset_of(x5,x2) & n_glove(x5) & subset_of(x3,x2) & n_suit(x3) & of(x3,x4) & n_hazard(x4) & n_people(x1) & card_eq_4(x1))
exists e1 x1.(Actor(e1,x1) & v_stand(e1) & n_people(x1) & card_eq_4(x1))