She's called Tamora Kno and she's the alicorn of 'the sharing of knowledge'. NOT princess, she hasn't been coronated because she's a hermit living in a cave.
No, I'm serious. There are rumours in the nearest settlement about a mysterious cave-dwelling alicorn that blesses wisdom unto visitors that brave the journey. (she actually just infodumps but at least it usually contains useful grains of information).