Couple watch upside down breakdancing boys.
The boys are dancing together.
The couple is a group of two individuals, and they're watching breakdancing because it's dancing.
exists e1 x1 x2 x3 x4.(a_topic(x1) & Theme(e1,x4) & Actor(e1,x3) & v_breakdance(e1) & n_boy(x4) & (x1 = x3) & n_upside(x1) & r_down(x1) & n_watch(x1) & of(x1,x2) & n_couple(x2))
exists e1 s1 x1.(n_boy(x1) & a_together(s1) & Manner(e1,s1) & Actor(e1,x1) & v_dance(e1))