Assertion: league's team | /r/HasProperty | invited to a contenders trials
Facets:
value: to take place
type: PURPOSE
Source sentences:
text: Further, Blizzard gave the opportunity for the top eight teams from the Open division within each region were invited to a Contenders Trials, to take place in a promotion and relegation tournament at the end of a Contenders season for the chance to compete in the next Contenders season.