The reunion is in full swing with a moon bounce.
A reunion party with activities
A full swing is a party and a moon bounce is an activity.
exists p1 x1.(n_reunion(x1) & exists s1 x2 x3 x4.(in(x1,x2) & with(x2,x3) & n_bounce(x3) & of(x3,x4) & n_moon(x4) & n_swing(x2) & a_full(s1) & Theme(s1,x2)))
exists x1 x2 x3.(a_topic(x1) & with(x1,x3) & n_activity(x3) & n_party(x1) & of(x1,x2) & n_reunion(x2))