Complex sentence: On December 16,2017, Mete was named to the 22 man roster to represent Canada at the IIHF World U20 Championship, winning the gold medal at that tournament.
Split into simpler sentences: On December 16,2017, Mete was named to the 22 man roster representing Canada at the IIHF World U20 Championship. Team Canada ended up winning the gold medal at that tournament.