Complex sentence: Since 2001, every two years the Georg-Elser Prize is awarded for courage and on the occasion of his 100th Birthday was the German post, issuing a special stamp in January 2003.
Split into simpler sentences: Since 2001, every two years the Georg-Elser Prize is awarded for courage. On the occasion of Elser's 100th Birthday the German post issued a special stamp in January 2003.