Complex sentence: Nicholas Tremblay (Boston Bruins); and Mark Borowiecki (Ottawa Senators) became the first trio of players from the same CJHL club to be chosen in the NHL Draft.
Split into simpler sentences: Nicholas Tremblay (by the Boston Bruins); and Mark Borowiecki (by the Ottawa Senators). They became the first trio of players from the same CJHL club to be chosen in the NHL Draft.