Complex sentence: On Saturday, February 27,2010 an 8.8 magnitude earthquake struck in the south of Chile, causing massive destruction in many places, however because of good quality buildings not much damage was recorded in Santiago.
Split into simpler sentences: On Saturday, February 27,2010 an 8.8 magnitude earthquake struck in the south of Chile, causing massive destruction in many places. However, because of good quality buildings, not much damage was recorded in Santiago.