Complex sentence: Jyrki Tapani Katainen (born 14 October 1971) is a Finnish politician who was the Prime Minister of Finland from 2011 to June 2014 and chairman of the National Coalition Party from 2004 to 2014.
Split into simpler sentences: Jyrki Tapani Katainen (born 14 October 1971) is a Finnish politician who was the Prime Minister of Finland from 2011 to June 2014. He was the chairman of the National Coalition Party from 2004 to 2014.