Complex sentence: He previously served in Alejandro Toledo's administration as Prime Minister (2005-2006) and Minister of Economy and Finance (2001-2002), and as Minister of Enery and Mines (1980-1982) in the second administration of Fernando Belaúnde.
Split into simpler sentences: He previously served in Alejandro Toledo's administration as Prime Minister (2005-2006) and Minister of Economy and Finance (2001-2002). He also serves as Minister of Enery and Mines (1980-1982) in the 2nd administration of Fernando Belaúnde.