10 teams in the tournament.
3 teams play in each game.
5 or 6 games are played by each team.
17 games are played in the whole tournament.
Each team plays every other team at least once.

Games # RBG Who-plays-who ..R...B.G.B...G.R 1 222 \221111211 R..R......G.G.B.. 2 212 2\11111111 B...R.G.B..R..... 3 221 21\1111111 G.B....B.G...R... 4 122 111\111112 .R.G..R..B.....G. 5 212 1111\12111 .B...G.G...B..R.. 6 122 11111\1121 .G..B....R..R...G 7 212 111121\111 ..G..B..R...B..R. 8 221 2111111\11 ...B.R.....G.G..B 9 122 11111211\1 ....G..R..R..B.B. 10 221 111211111\

This is a minimalist grid in which each team plays each team at least once. Some teams play each other more than once. The first team plays one more game than other teams.