Question: 1897–98 season was the fourth in the history of the Southern League in which a professional association football club, who plays in what league, won the Division One championship?
Sentence (from "List of Plymouth Argyle F.C. players"): The club won the Southern League championship in 1913 and finished as runners-up on two occasions, before being elected to the Football League in 1920, where they compete to this day, as a founder member of the Third Division.
Relevant evidence: No