"Martyn Farr (born Crickhowell, Wales, March 3, 1951) is a leading exploratory cave diver and caver, known for his record-breaking cave dives and the exploration of many miles of previously undiscovered underground passages (e.g. in Ogof y Daren Cilau and Noon's Hole)."@en . . "Cave diver" . . "1951Z"^^ . "Farr, Martyn"@en . "1951-03-03Z"^^ .