Complex sentence: For their first game in 2017, Hashtag United played Palmers F.C. It was a feisty affair with poor challenges flying in everywhere, being the culmination of a long-running rivalry; and some debatable refereeing with a Palmers FC goal seemingly being disallowed for offside.
Split into simpler sentences: For their first game in 2017, Hashtag United played Palmers FC. And some debatable refereeing with a Palmers FC goal seemingly being disallowed for offside.