Complex sentence: Under an OKL order of August 11,1944 the Latvian Flying Units were combined into the Luftwaffen-Legion Lettland the training centre at Liepaja-Grobina became Erg.Flg.Gr.
Split into simpler sentences: Under an OKL order of August 11,1944 the Latvian Flying Units were combined into the Luftwaffen-Legion Lettland. The training centre at Liepaja-Grobina became Erg.Flg.Gr.