and <a href="https://github.com/jhlywa/chess.js">chess.js</a>.
Ding sound by <a href="https://www.freesound.org/people/Aiwha/sounds/196106/">Aiwha</a> (CC-BY-3.0).
<span id="lomonosov">7-man Lomonosov tablebase lookup by <a href="http://tb7.chessok.com/">ChessOK</a>.</span></p>
and <a href="https://github.com/jhlywa/chess.js">chess.js</a>.
Ding sound by <a href="https://www.freesound.org/people/Aiwha/sounds/196106/">Aiwha</a> (CC-BY-3.0).
<span id="lomonosov">7-man Lomonosov tablebase lookup by <a href="http://tb7.chessok.com/">ChessOK</a>.</span></p>