폰구조+나이트배치로 오프닝 이름 맞히기

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<script>
function change_board_theme(colour1,colour2,bordercolour){
document.querySelectorAll(`.square-55d63.white-1e1d7`).forEach(function(el0,key0,par0){
    el0.style.background=colour1;
    if (typeof bordercolour == 'string') {
        el0.style.border=`0.5px solid ${bordercolour}`;
    }
});
document.querySelectorAll(`.square-55d63.black-3c85d`).forEach(function(el0,key0,par0){
    el0.style.background=colour2;
    if (typeof bordercolour == 'string') {
        el0.style.border=`0.5px solid ${bordercolour}`;
    }
});
}
function christmas_board(){
change_board_theme(`olive`,`#900325`,`#f0f0f0`);
}
changeboardthemefunc=function(){
christmas_board();
}
  var alreadypurple=true;
  var alreadychristmas=false;
function _purple_board(){
if (alreadypurple==false){
  alreadypurple=true;
change_board_theme(`#eeeef0`,`#a005a0`,`grey`);
} else {
change_board_theme(`#f0d9b5`,`#b58863`);
  alreadypurple=false;
}
}
  function _christmas_board(){
    
if (alreadychristmas==false){
christmas_board();
  alreadychristmas=true;
} else {
change_board_theme(`#f0d9b5`,`#b58863`);
  alreadychristmas=false;
}
  }
  
changeboardthemebool=true;
</script>