Complex sentence: This is the 1st SM Supermall to be opened by the company in 2011 and the second SM Supermall to be opened in the Province of Rizal after SM City Taytay.
Split into simpler sentences: This is the 1st SM Supermall to be opened by the company this 2011. It is the second SM Supermall to be opened in the Province of Rizal after nearby SM City Taytay.