The grand Roman amphitheater (arynes) was built for gladiator battles and held more than 20,000 spectators.
20,000 spectators were able to watch gladiator battles.
mnli hypothesis: 20,000 spectators were able to watch gladiator battles. premise: The grand Roman amphitheater (arynes) was built for gladiator battles and held more than 20,000 spectators.