Complex sentence: He is the first former Senators'player to serve on the team's coaching staff, but was dismissed on April 9th, 2011 after the team finished with the 5th worst record in the NHL.
Split into simpler sentences: He is the first former Senators'player to serve on the team's coaching staff. He was dismissed on April 9th, 2011 after the team finished with the 5th worst record in the NHL.