sentences:  In the period of 1906–1909, the club changed from a purely non-paid amateur club to one with a mix of amateurs and paid players, and finally fully professional.From the period of 1910 onwards, the club held a franchise in the fully professional National Hockey Association (NHA) and its descendant the National Hockey League (NHL).In 1934, the NHL franchise and players moved to St. Louis, Missouri and the organization started operating a Senators club in senior amateur and semi-professional hockey.