play(move) {
move.flags = JSON.stringify(this.aggregateFlags());
V.PlayOnBoard(this.board, move);
+ // NOTE; if subTurn == 1, there may be no available moves at subTurn == 2.
+ // However, it's quite easier to wait for a user click.
if (this.subTurn == 2) {
const L = this.firstMove.length;
this.amoves.push(this.getAmove(this.firstMove[L-1], move));