Λειτουργία Zεν
Chess-Online
12345678abcdefgh
1d4Nf62c4e63Nf3Bb4+4Bd2a55g3O-O6Bg2d57O-Odxc48Bg5Be79Ne5Nbd710Nxc4c611Nc3Nd512Bxe7Qxe713e4Nxc314bxc3b515Ne3Nb616f4Ba617f5Rad818Qg4e5