Young people talking in an alley.
Young people are planning to overthrow the moon.
Talking is a general statement when compared to planning which also implies actions.
exists e1 s1 x1 x2 x3.(a_topic(x1) & in(e1,x3) & n_alley(x3) & Actor(e1,x2) & v_talk(e1) & (x1 = x2) & n_people(x1) & a_young(s1) & Theme(s1,x1))
exists e1 p1 s1 x1 x2.(n_moon(x2) & Topic(e1,p1) & Actor(e1,x1) & v_plan(e1) & exists e2.(Theme(e2,x2) & Actor(e2,x1) & v_overthrow(e2)) & n_people(x1) & a_young(s1) & Theme(s1,x1))