Yellow barriers are lined up and men are walking on both sides of them.
Men are walking
Men who are walking do just that.
exists e1 e2 s1 s2 x1 x2 x3.(n_side(x3) & on(e2,x3) & of(x3,x1) & n_thing(x1) & Actor(e2,x2) & v_walk(e2) & n_man(x2) & a_up(s2) & Manner(e1,s2) & Theme(e1,x1) & v_line(e1) & n_barrier(x1) & a_yellow(s1) & Theme(s1,x1))
exists e1 x1.(Actor(e1,x1) & v_walk(e1) & n_man(x1))