play some helix pages chess, right here:
https://board-davidnuescheler.hlx.page
play your own board
https://board-davidnuescheler.hlx.page/?board=test
https://board-davidnuescheler.hlx.page/?board=another
https://board-davidnuescheler.hlx.page/?board=checkmate
https://board-davidnuescheler.hlx.page/?board=kingme
https://board-davidnuescheler.hlx.page/?board=saturday
play black