https://tablebase.lichess.ovh/tables/standard/3-4-5-wdl/KBvK.rtbw
https://tablebase.lichess.ovh/tables/standard/3-4-5-wdl/KBvKB.rtbw
https://tablebase.lichess.ovh/tables/standard/3-4-5-wdl/KBBvK.rtbw
https://tablebase.lichess.ovh/tables/standard/3-4-5-wdl/KBBvKB.rtbw
https://tablebase.lichess.ovh/tables/standard/6-wdl/KBBvKBB.rtbw
https://tablebase.lichess.ovh/tables/standard/6-dtz/KBBvKBB.rtbz