Complex sentence: Maria do Carmo Trovoada Pires de Carvalho Silveira (born 1960?) served as Prime Minister and Finance Minister of São Tomé and Príncipe from 8 June 2005 to 21 April 2006.
Split into simpler sentences: Maria do Carmo Trovoada Pires de Carvalho Silveira (born 1960?) is a former Prime Minister of São Tomé and Príncipe. She served as Prime Minister and Finance Minister of São Tomé and Príncipe from 8 June 2005 to 21 April 2006.