I think you may mean it may have been influenced by the Phags-Pa script [1] (which was influenced by Tibetan, but quite different). Which was invented by a Tibe

I think you may mean it may have been influenced by the Phags-Pa script [1] (which was influenced by Tibetan, but quite different). Which was invented by a Tibetan and used during the Yuan dynasty. 1 - https://en.wikipedia.org/wiki/%CA%BCPhags-pa_script https://en.wikipedia.org/wiki/%CA%BCPhags-pa_script