[![enter image description here][1]][1]


  [1]: https://i.sstatic.net/yrN54FM0.jpg

Let $A, B$, and $C$ be the vertices of a given triangle. Let $ACD, ABF$, and $BCE$ form equilateral triangles (internal or external). Then circles $ADF, BEF$, and $CDE$ are concurrent at point $G$.

Surely there must be some formal name for this point, right? What is it known as?