Couple dancing in the center of a circle of spectators.
Duo dances in the middle of a crowd.
The couple dancing in the center of the circle of spectators are in the middle of a crowd
exists x1 x2 x3 x4 x5.(n_center(x3) & a_topic(x1) & in(x1,x3) & of(x3,x4) & of(x4,x5) & n_spectator(x5) & n_circle(x4) & n_dancing(x1) & of(x1,x2) & n_couple(x2))
exists e1 x1 x2 x3.(n_middle(x2) & ne_nam_duo(x1) & in(e1,x2) & of(x2,x3) & n_crowd(x3) & Actor(e1,x1) & v_dance(e1))