Complex sentence: The United States and Germany discovered in 2002 that the accusations against Kurnaz were groundless but he was imprisoned for five years, and was released and arrived in Germany August 24,2006.
Split into simpler sentences: The United States and Germany discovered in early 2002 that the accusations against Kurnaz were groundless but he was detained for five years. He was released and arrived in Germany on August 24,2006.