People are walking outside and wearing dark colors.
The people are walking inside.
The people are either inside or outside.
exists e2 e1 s1 s2 x1 x2 x3.(Theme(e2,x3) & Actor(e2,x2) & v_wear(e2) & n_color(x3) & a_dark(s2) & Theme(s2,x3) & n_people(x2) & a_outside(s1) & Manner(e1,s1) & Actor(e1,x1) & v_walk(e1) & n_people(x1))
exists e1 s1 x1.(n_people(x1) & a_inside(s1) & Manner(e1,s1) & Actor(e1,x1) & v_walk(e1))