Complex sentence: In March 2012 he appeared at the ROH pay-per-views 10th Anniversary Show, suffering a tag team loss, and Showdown in the Sun, where as part of the Chikara vs. ROH rivalry he defeated Fire Ant.
Split into simpler sentences: In March 2012 he appeared at the pay-per-view 10th Anniversary Show, suffering a tag team loss. As part of the Chikara vs. ROH rivalry, Perkins wrestled at Showdown in the Sun, defeating Fire Ant.