Complex sentence: Through his father, Antunes is cousin to Miguel Antunes Frasquilho, current Chairman of the Board of TAP Portugal and former Portuguese Secretary of State of the Treasury, and was nephew to Manuel Antunes Frasquilho, former President of the Port of Lisbon and the Lisbon Metro.
Split into simpler sentences: Through his father, Antunes is cousin to Miguel Antunes Frasquilho, current Chairman of the Board of TAP Portugal and former Portuguese Secretary of State of the Treasury. His was also nephew to Manuel Antunes Frasquilho, former President of the Port of Lisbon and the Lisbon Metro.