Complex sentence: Humber's second start of the season took place on the road in Safeco Field in Seattle, Washington on April 21,2012 and was played in front of a crowd of 22,472 people.
Split into simpler sentences: Humber's second start of the season took place on the road in Safeco Field in Seattle, Washington on April 21,2012. The game took place in front of a crowd of 22,472 people.