Complex sentence: This project was not completed and the plans, incomplete airframe, two engines and parts were sold to Alf Want of Edmonton, who had done the most work on the project, and he built it at his home, fitting a Blackburne Thrush.
Split into simpler sentences: This project was not completed and the plans, incomplete airframe, two engines and parts were sold to Alf Want of Edmonton, who had done the most work on the project. He built it at his home, fitting a Blackburne Thrush.