Complex sentence: Terminal 2 opened in 1991 and Terminal 3 opened in 2009, but in 2010 total passengers reached 43.7 million, surpassing the 38-million passenger capacity of all 3 terminals.
Split into simpler sentences: Terminal 2 opened in 1991 and Terminal 3 opened in 2009. In 2010, total passengers reached 43.7 million, surpassing the 38-million-passenger capacity of all 3 terminals.