Complex sentence: The Philippine Mars has not flown on fires since the summer of 2006 and was recently repainted to original U.S. Navy markings in preparation for transfer to be a museum display at the National Naval Aviation Museum at NAS Pensacola, Florida.
Split into simpler sentences: The Philippine Mars has not flown on fires since the summer of 2006. Has been repainted to original U.S. Navy markings and is being prepared to be a museum display at the National Naval Aviation Museum at NAS Pensacola, Florida.