Based on these two/four links, https://mywiki.wooledge.org/XyProblem?action=info https://mywiki.wooledge.org/XyProblem?action=info https://mywiki.wooledge.org

Based on these two/four links, https://mywiki.wooledge.org/XyProblem?action=info https://mywiki.wooledge.org/XyProblem?action=info https://mywiki.wooledge.org/XyProblem?action=recall&rev=1 https://mywiki.wooledge.org/XyProblem?action=recall&rev=1 https://web.archive.org/web/20230000000000*/https://xyproblem.info/ https://web.archive.org/web/20230000000000*/https://xyproble... https://web.archive.org/web/20140908180346/https://xyproblem.info/ https://web.archive.org/web/20140908180346/https://xyproblem... Definitely seems to be wooledge when you follow the linked sources as well.