Complex sentence: Between March 2013 and September 2014, a pair of Fokker 50s were based at EHLE Lelystad airport in their Royal Netherlands Air Force livery; both aircraft had been purchased by the Peruvian Navy and were subsequently transferred.
Split into simpler sentences: Between March 2013 and September 2014, a pair of Fokker 50s were based at EHLE Lelystad airport in their Royal Netherlands Air Force livery. Both aircraft had been purchased by the Peruvian Navy and were subsequently transferred.