It is a single-word dextroverse inscription engraved on the underside of a vault at the deep end of the cave which is accessed by rock stairs at the north east of Midas plateau. It was discovered by Haspels in 1938.
tolos
References:
Brixhe, C. & M. Lejeune. 1984. Corpus des inscriptions paléo-phrygiennes, Paris.
Obrador-Cursach, B. 2018. Lexicon of the Phrygian Inscriptions, Thesis, Barcelona.