People walking on a one way urban street.
People walking on a one way urban street during the nighttime.
Nighttime is not the only time when people can walk on an urban street.
exists e1 s1 x1 x2 x3 x4.(a_topic(x1) & on(e1,x3) & n_street(x3) & a_urban(s1) & Theme(s1,x3) & of(x3,x4) & n_way(x4) & card_eq_1(x3) & Actor(e1,x2) & v_walk(e1) & (x1 = x2) & n_people(x1))
exists e1 s1 x1 x2 x3 x4 x5.(n_nighttime(x5) & a_topic(x1) & during(e1,x5) & on(e1,x3) & n_street(x3) & a_urban(s1) & Theme(s1,x3) & of(x3,x4) & n_way(x4) & card_eq_1(x3) & Actor(e1,x2) & v_walk(e1) & (x1 = x2) & n_people(x1))