Complex sentence: The bill regarding same-sex marriage was approved by the Cabinet on 1 October 2004, submitted to Parliament on 31 December, and passed by the Congress of Deputies on 21 April 2005.
Split into simpler sentences: The bill regarding same-sex marriage was approved by the Cabinet on 1 October 2004. It was submitted to Parliament on 31 December, and passed by the Congress of Deputies on 21 April 2005.