Complex sentence: Walters made a bad start to the 2013--14 season against Liverpool as after being awarded a last minute penalty he saw his shot easily saved by Simon Mignolet and Stoke went on to lose the match 1--0.
Split into simpler sentences: Walters made a bad start to the 2013--14 season against Liverpool. After being awarded a last-minute penalty, he saw his shot easily saved by Simon Mignolet and Stoke went on to lose the match 1--0.