This is Brasilian draughts version of "mini" tournaments with several
differences. Here are six players instead of five, playing micromatches
of two games with randomly chosen starting position for each micromatch.
Time control is forty days for first forty moves, then ten days for
each ten moves.
Official rules of the game are located on the FMJD Section-64 site - https://fmjd64.org/rules-of-the-game/ .