Given the question: What key details about trent knorr can be extracted from the following bio? Bio: trent knorr is a canadian ice hockey referee . knorr worked his first professional game in the echl as a linesman when he was 18 years old . knorr made his nhl debut on november 13 , 2013 , officiating a match-up at the xcel energy center between the toronto maple leafs and minnesota wilds . he has also worked as a linesman in the 2013-14 nhl season , debuting as such on february 26 , 2014 at pepsi center when the colorado avalanche took on the los angeles kings ; through march 11 he has worked five nhl matches as a linesman .
The answer is:
- name is trent knorr- nationality is canadian- occupation is ice hockey referee