Complex sentence: Angela Dorothea Merkel (née Kasner; born 17 July 1954) is a German politician who is the current Chancellor of Germany and the leader of the Christian Democratic Union (CDU).
Split into simpler sentences: Angela Dorothea Merkel (née Kasner; born 17 July 1954) is a German politician and the current Chancellor of Germany. She is also the leader of the Christian Democratic Union (CDU).