Complex sentence: Candidates were evaluated in an airfield in California, where Pisanos was chosen as a Pilot Officer for the RAF and, after initial training in Canada and England, joined the American Volunteers 71st RAF Eagle Squadron while still a Greek citizen.
Split into simpler sentences: Candidates were evaluated in an airfield in California, where Pisanos was chosen as a Pilot Officer for the RAF. After initial training in Canada and England, Pisanos joined the American-manned 71st RAF Eagle Squadron while still a Greek citizen.