Complex sentence: It was also used by HRH Prince William, Duke of Cambridge as a basic trainer during his RAF officer flight training at RAF Cranwell where his completed his initial elementary test in a Slingsby T67M260, registration G-BWXJ in 2009.
Split into simpler sentences: It was also used by HRH Prince William, Duke of Cambridge as a basic trainer during his RAF officer flight training at RAF Cranwell. He completed his initial elementary test in a Slingsby T67M260, registration G-BWXJ in 2009.