Several people are standing under a tarp; two ladies are facing each other and one has a backpack on with her hands in her jeans pockets while the other one has a cigarette in her hand.
The peple standing on the tarp are construction workers.
Just because, people are standing under a tarp does not imply that they are construction workers.
exists e1 e2 p1 s1 s2 x1 x2 x3 x4 x5 x6 x7 x8.(exists e4 x10.(Theme(e4,x10) & Actor(e4,x1) & v_have(e4) & in(x10,x6) & n_cigarette(x10)) & n_hand(x6) & n_hand(x6) & of(x6,x1) & n_female(x1) & n_female(x1) & n_female(x1) & -(x1 = x1) & n_thing(x1) & card_eq_1(x1) & while(e2,p1) & with(e2,x6) & in(x6,x7) & n_pocket(x7) & of(x7,x8) & n_jeans(x8) & of(x7,x1) & a_on(s2) & Manner(e2,s2) & Theme(e2,x5) & Actor(e2,x4) & v_have(e2) & n_backpack(x5) & n_one(x4) & all x9.(n_other(x9) -> exists e3.(Theme(e3,x9) & Actor(e3,x3) & v_face(e3))) & n_lady(x3) & card_eq_2(x3) & under(e1,x2) & n_tarp(x2) & Actor(e1,x1) & v_stand(e1) & n_people(x1) & a_several(s1) & Theme(s1,x1))
exists p1 s1 x1 x2.(n_tarp(x2) & n_standing(x1) & a_peple(s1) & Theme(s1,x1) & exists x3 x4.((x1 = x3) & n_worker(x3) & of(x3,x4) & n_construction(x4)) & on(x1,x2))