Complex sentence: Having returned to Germany and subsequently trying to escape a failed relationship with his "jewel" as he called her, he joined the French Foreign Legion signing his 5-year contract on October 6,1905 He became Legionnaire 17889.
Split into simpler sentences: Having returned to Germany and subsequently trying to escape a failed relationship with his "jewel" as he called her, he joined the French Foreign Legion. Signing his 5-year contract on October 6,1905, he became Legionnaire 17889.