Many people walk around at night.
a group of people take a walk in the moonlight
Walk around at night implies walk in the moonlight.
exists e1 s1 x1 x2.(at(e1,x2) & n_night(x2) & a_around(s1) & Manner(e1,s1) & Actor(e1,x1) & v_walk(e1) & n_people(x1) & n_quantity(x1))
exists e1 x1 x2 x3 x4.(n_moonlight(x4) & in(e1,x4) & Theme(e1,x3) & Actor(e1,x1) & v_take(e1) & n_walk(x3) & of(x1,x2) & n_people(x2) & n_group(x1))