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    The Chess Move Validation hole will go live in approximately . Why not try and solve it ahead of time?

    Rankings: Holes

    λ in Ruby in chars.

    # Golfer Points Chars Time Submitted
    1st Steffan153 🇫🇮 1,000 88
    2nd primo-ppcg 🇹🇭 989 89
    3rd JayXon 🇺🇸 863 102
    4th sisyphus-ppcg 🇦🇺 854 103
    4th Lydxn 🇨🇦 854 103
    6th orthoplex 🇨🇽 838 105
    7th pardouin 🇫🇷 830 106
    8th sean-niemann 🇺🇸 807 109
    9th anter69 🇭🇺 752 117
    10th tatzyr 🇯🇵 733 120
    11th MeWhenI 🇻🇦 727 121
    12th SirBogman 🇺🇸 710 124
    13th ovs-code 🇩🇪 550 160
    14th Shanethegamer 🇺🇸 530 166
    15th blaztoma 🇱🇹 521 169
    16th CaedenHarper 🇨🇦 509 173
    17th olivermrose 🇺🇸 497 177
    18th jared-hughes 484 182
    18th stefangimmillaro 484 182
    18th egu555 🇫🇷 484 182
    21st Natanaelel 🇸🇪 478 184
    22nd annaproxy 458 192
    23rd prplz 🇦🇺 444 198
    24th Irratix 🇳🇱 440 200
    25th RainVniaR 🇵🇱 415 212
    26th hiddicop 🇸🇪 411 214
    27th n1LS 384 229
    28th emgordon154 365 241
    29th proton 🇩🇪 337 261
    30th jaredcrystal 🇺🇸 272 323
    31st Haksell 259 340
    32nd dokutan 245 359
    33rd HumanoidCPU 228 386
    34th bac0id 227 388
    35th KatieLG 🇬🇧 167 527
    36th Luj8n 133 664
    37th tadd 130 677
    38th olleicua 🇺🇸 93 947
    39th JRaspass 🇬🇧 87 1,008
    39th yokasuretsu 87 1,008
    39th retrohun 87 1,008
    39th TheAristos 87 1,008
    39th Waffle3z 87 1,008
    39th boxjelly 87 1,008
    39th kurkale6ka 87 1,008
    39th mokymok 🇺🇸 87 1,008
    39th voytxt 🇨🇿 87 1,008
    39th KatieLG-Transpiler 🇬🇧 87 1,008
    39th Yewzir 🇧🇪 87 1,008
    39th FortuiteMan 🇫🇷 87 1,008
    39th msbranicky 87 1,008
    39th madeforlosers 87 1,008
    39th Mabeloid 🇳🇴 87 1,008
    39th JunkIce 87 1,008
    39th heanyang1 87 1,008
    39th JOrE20 87 1,008
    57th mothcolada 🇺🇸 87 1,009
    57th BrenSchaap 87 1,009
    59th abailey2020 🇺🇸 87 1,010
    59th RYNO8 87 1,010
    61st Mojken 87 1,011
    61st decorator-factory 87 1,011
    61st SpareManiKatti 87 1,011