Complex sentence: The 12th Summit of the Association of Southeast Asian Nations (ASEAN), originally scheduled for 10--14 December 2006 was postponed to January 2007 due to Typhoon Utor and the consideration of the safety and welfare of the participants.
Split into simpler sentences: The 12th Summit of the Association of Southeast Asian Nations (ASEAN), originally scheduled for December 10--14,2006 was postponed to January 2007 due to Typhoon Utor. The decision was made in consideration of the safety and welfare of the participants.