an Entity references as follows:
Captain Aston Dalzell Piper, DSO, DSC & Two Bars, RD (19 April 1913 – 8 November 1995), known as Peter Piper, was an officer in the Royal Naval Reserve in the Second World War. He was notable for two events: he was the first reservist to command a submarine, and the first reservist officer to receive the Distinguished Service Cross in the Second World War.