A group of children dance and play instruments under colored lights.
Some people are walking to work.
Dancing and playing are different actions from walking to work.
exists e1 e2 x1 x2 x3 x4 x5 x6 x7.(a_topic(x4) & under(e1,x7) & n_light(x7) & Theme(e2,x7) & v_color(e2) & Theme(e1,x6) & Actor(e1,x5) & v_play(e1) & n_instrument(x6) & (x4 = x5) & n_group(x4) & a_topic(x1) & of(x1,x2) & n_dance(x2) & of(x2,x3) & n_child(x3) & n_group(x1))
exists e1 p1 x1.(Topic(e1,p1) & Actor(e1,x1) & v_walk(e1) & exists e2.(Actor(e2,x1) & v_work(e2)) & n_people(x1))