Philosophy - an invention of ancient Greek's, Chess - ancient IndoAryan's. Both are IndoEuropean's. [In the form of forfather of Chess - Chaturanga - strategical war game which soaked up worldview of IndoAryan's and reflected self-evedent to them reality]


About Chaturanga --> http://en.wikipedia.org/wiki/Chaturanga two-handed version
About Chaturaji --> http://en.wikipedia.org/wiki/Chaturaji four-handed version of Chaturanga