https://tablebase.lichess.ovh/tables/standard/3-4-5/KNvK.rtbw
https://tablebase.lichess.ovh/tables/standard/3-4-5/KNvKN.rtbw
https://tablebase.lichess.ovh/tables/standard/3-4-5/KNNvK.rtbw
https://tablebase.lichess.ovh/tables/standard/3-4-5/KNNvKN.rtbw
https://tablebase.lichess.ovh/tables/standard/6-wdl/KNNvKNN.rtbw
https://tablebase.lichess.ovh/tables/standard/6-dtz/KNNvKNN.rtbz