https://tablebase.lichess.ovh/tables/standard/3-4-5/KRvK.rtbw
https://tablebase.lichess.ovh/tables/standard/3-4-5/KRvKR.rtbw
https://tablebase.lichess.ovh/tables/standard/3-4-5/KRRvK.rtbw
https://tablebase.lichess.ovh/tables/standard/3-4-5/KRRvKR.rtbw
https://tablebase.lichess.ovh/tables/standard/6-wdl/KRRvKRR.rtbw
https://tablebase.lichess.ovh/tables/standard/6-dtz/KRRvKRR.rtbz