Modalità Zen
Chess-Online
12345678abcdefgh
1e4e52Nf3Nc63Bb5a64Ba4b55Bb3Nf66O-Oh67c3Bc58d4exd49cxd4Ba710e5Nh711d5Na512e6dxe613dxe6Bxe614Bxe6fxe615Qe1O-O16Qxa5g517Qxa6