Four teenagers in dark clothes looking in various directions.
Four teens with dark uniforms are looking about.
Not all clothes are uniforms even if 4 people wear similar shades.
exists e1 s1 s2 x1 x2 x3 x4.(a_topic(x1) & in(x1,x2) & in(e1,x4) & n_direction(x4) & a_various(s2) & Theme(s2,x4) & Actor(e1,x3) & v_look(e1) & (x2 = x3) & n_clothes(x2) & a_dark(s1) & Theme(s1,x2) & n_teenager(x1) & card_eq_4(x1))
exists e1 s1 s2 x1 x2.(a_about(s2) & Manner(e1,s2) & Actor(e1,x1) & v_look(e1) & with(x1,x2) & n_uniform(x2) & a_dark(s1) & Theme(s1,x2) & n_teens(x1) & card_eq_4(x1))