Complex sentence: On May 25,2003 Zannini was appointed the Legal and Technical Secretary of the Presidency of Argentina by President Néstor Kirchner and reaffirmed both in 2007 and 2011 by President Cristina Fernández.
Split into simpler sentences: On May 25,2003 Zannini was appointed the Legal and Technical Secretary of the Presidency of Argentina by President Néstor Kirchner. He was confirmed in this position in 2007 and 2011 by President Cristina Fernández.