Complex sentence: All three members of The Shield competed in the 2014 Royal Rumble match; late in the match, Ambrose tried to eliminate Reigns, who retaliated by eliminating both Ambrose and Rollins.
Split into simpler sentences: All three members of the Shield competed in the 2014 Royal Rumble match. Late in the match, Ambrose tried to eliminate Reigns, who retaliated by eliminating both Ambrose and Rollins.