Two people walking down a dirt trail with backpacks on looking at items they are carrying.
There are people outside
Two people walking down a dirt trail clearly implies that there are people outside.
exists e1 e3 e2 s1 x1 x2 x3 x4 x5 x6 x7 x8.(a_topic(x1) & with(e1,x5) & at(e2,x7) & Theme(e3,x8) & Actor(e3,x1) & v_carry(e3) & (x7 = x8) & n_thing(x1) & n_item(x7) & Actor(e2,x6) & v_look(e2) & (x5 = x6) & n_backpack(x5) & a_down(s1) & Manner(e1,s1) & Theme(e1,x3) & Actor(e1,x2) & v_walk(e1) & n_trail(x3) & of(x3,x4) & n_dirt(x4) & (x1 = x2) & n_people(x1) & card_eq_2(x1))
exists p1 s1 x1.(a_outside(s1) & Manner(p1,s1) & exists x2.((x1 = x2) & n_people(x2)))