On this page we try to give a detailed definition of the terms of dancing, so we can speak the same language. So:
Grand Prix – (French Prix Grand -. The big prize) the main award (prize) at the largest competitive activities in the field of culture and art (festivals, shows, competitions), sport (sporting events). Read more on Wikipedia.
Antre – in medieval Europe solemn entry costumed characters dance or banquet hall. In our time – out to all participants bow performances in costumes.