Complex sentence: The son of Thrasyvoulos Zaimis, a former Prime Minister of Greece, he entered politics at a young age, becoming a Member of Parliament in 1885, and a Prime Minister for the first time in 1897.
Split into simpler sentences: The son of Thrasyvoulos Zaimis, a former Prime Minister of Greece, he entered politics at a young age. He became a Member of Parliament in 1885, and Prime Minister for the first time in 1897.