Λειτουργία Zεν
Chess-Online
12345678abcdefgh
1d4c52e3cxd43exd4Nc64c4d55Nf3dxc46Bxc4Nf67Nc3e68Bg5h69Bxf6Qxf610d5exd511Nxd5Bb4+12Kf1Qxb213Nc7+Kf814Nxa8Bc515Qe2Qxa1+16Ne1Nd4