Visual representation of an RGB colour cube that has been equally divided into 216 coloured boxes (6 levels along each axis).
What I found is that written evidence for knocking on wood (and for the history of gesture as a whole) is remarkably sparse. In the Penguin Guide to Superstitions, folklorist Steve Roud offers a skeptical take on the provenance of knocking on wood due to the near total absence of written records about it:
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3.最近一年销售收入在2亿元以上的企业，比例不低于3%。
СюжетЦены на квартиры:。下载安装 谷歌浏览器 开启极速安全的 上网之旅。是该领域的重要参考
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Requires C++20. Axiom is the only dependency (included as a submodule).