Complex sentence: Angela Dorothea Merkel (;; Kasner, 17 July 1954) is a German politician serving as Chancellor of Germany since 2005 and leader of the centre-right Christian Democratic Union (CDU) since 2000.
Split into simpler sentences: Angela Dorothea Merkel (;; "née" Kasner; born 17 July 1954) is a German politician and the Chancellor of Germany since 2005. She has also been the leader of the centre-right Christian Democratic Union (CDU) since 2000.