Complex sentence: The D.I had a relatively high wing loading for its time, and was not particularly manoeuvrable, however it had compensatory capabilities in terms of higher speed and firepower Gray, P & Thetford, O. "German Aircraft of the First World War".
Split into simpler sentences: The D.I had a relatively high wing loading for its time, and was not particularly manoeuvrable. This was compensated by its superior speed and firepower, Gray, P & Thetford, O. "German Aircraft of the First World War".