Complex sentence: The CAMS 36 was a 1920s French flying-boat designed and built by Chantiers Aéro-Maritimes de la Seine originally as a single-seat fighter but evolved as a racer to compete in the 1922 Schneider Trophy race.
Split into simpler sentences: The CAMS 36 was a 1920s French flying boat designed and built by Chantiers Aéro-Maritimes de la Seine. It was originally conceived as a single-seat fighter but evolved as a racer to compete in the 1922 Schneider Trophy race.