Complex sentence: In 2011, the Liberty Bowl received some major upgrades such as new lighting, two new video boards one of which is a Jumbotron, new elevators, new turf, new paint and renovations towards the luxury boxes.
Split into simpler sentences: In 2011, the Liberty Bowl received some major upgrades such as new lighting, two new video boards one of them being a Jumbotron. New elevators, new turf, new paint and renovations towards the luxury boxes.