Complex sentence: The de Havilland Gipsy Queen is a British six-cylinder aero engine of capacity developed in 1936 by the de Havilland Engine Company from the de Havilland Gipsy Six for military aircraft use.
Split into simpler sentences: The de Havilland Gipsy Queen is a British six-cylinder aero engine of capacity that was developed in 1936 by the de Havilland Engine Company. It was developed from the de Havilland Gipsy Six for military aircraft use.