Complex sentence: Pedro de Castro van Dúnem "(Comandante Loy)" (1942--23 September 1997) served in various leading functions within the MPLA during the Angolan liberation struggle against the Portuguese colonial domination and within the country's government after achieving independence.
Split into simpler sentences: Pedro de Castro van Dúnem, also known as Comandante Loy (1942--23 September 1997), was an Angolan politician. He served in various leading functions within the MPLA during the Angolan liberation struggle against Portuguese colonial rule and within the country's government after achieving independence.