Complex sentence: In total, Lee held successive ministerial positions for 56 years, beyond which he continued to serve his Tanjong Pagar constituency of nearly 60 years as a Member of Parliament until his death in 2015.
Split into simpler sentences: In total, Lee held successive ministerial positions for 56 years. He continued to serve his Tanjong Pagar constituency for nearly 60 years as an elected Member of Parliament, until his death in 2015.