Boys wearing jeans and hooded sweatshirts stand on a sidewalk, and one of them is holding a black plastic bag.
The people are outside.
boys stand on a sidewalk simply means they are outside
exists e3 e2 e1 s1 s2 x1 x2 x3 x4 x5 x6 x7 x8 x9.(Theme(e3,x8) & Actor(e3,x7) & v_hold(e3) & n_bag(x8) & of(x8,x9) & n_plastic(x9) & a_black(s2) & Theme(s2,x8) & of(x7,x8) & n_thing(x8) & n_thing(x7) & card_eq_1(x7) & on(e2,x6) & n_sidewalk(x6) & Actor(e2,x1) & v_stand(e2) & subset_of(x5,x1) & n_sweatshirt(x5) & a_hood(s1) & Theme(s1,x5) & subset_of(x2,x1) & Theme(e1,x4) & Actor(e1,x3) & v_wear(e1) & n_jeans(x4) & (x2 = x3) & n_boy(x2))
exists s1 x1.(n_people(x1) & Theme(s1,x1) & a_outside(s1))