We have postponed the opening of leaderboard 1 due to some technical issues. Therefore, we are also postponing all the other deadlines.

This is the new timeline:

January 11, 2022: Release of TIGER training set February 04, 2022: Open leaderboard 1 on the experimental test set February 11, 2022: Open leaderboard 2 on the experimental test set April 20, 2022: End of the challenge April 27, 2022: Announce results on the final test set and awards