Claim: Eugenio Canfari was an outfield player.
Evidence: Eugenio Canfari -LRB- 16 April 1877 -- 23 March 1962 -RRB- was an early Italian football player from Genoa who played as a defender.
In the sport of association football , a defender is an outfield player whose primary role is to prevent the opposing team from scoring goals.