Alan Maher had given Trinity the lead with a try after 6 minutes before Henry O'Toole's penalty nine minutes later settled Connemara nerves. David Johnson extended that lead but O'Toole's brother Pat, scored a try in the 37th minutes - his brother converted - but the students had the final say with a try John Quigley to give his side a 15-10 interval lead.
lively Blacks lock Kevin Keogh tied the match in the 46th minute but a Johnson penalty had Trinity back in front before O'Toole, Henry scored his side's second try to regain the advantage (20-18). Johnson was on target with his third successful effort.
Then, with five minutes to go, Alan Keogh, brother of the aforementioned, Kevin - sons of Clifden publican Liam, weighed in with the winning try to spark a pitch invasion on the sound of the final whistle.