Complex sentence: Emir Hamad bin Khalifa Al Thani last visited Washington in 2004, and President George W. Bush visited Qatar in 2003.Donald Rumsfeld 21st Secretary of Defense from 2001 to 2006.visited Qatar in 2002.
Split into simpler sentences: Emir Hamad bin Khalifa Al Thani last visited Washington in 2004, and President George W. Bush visited Qatar in 2003. The 21st Secretary of Defense from 2001 to 2006.visited Qatar in 2002.