Original: The Cincinnati Base Ball Club formed in 1866 and fielded competitive teams in the National Association of Base Ball Players (NABBP) 1867 1870, a time of a transition that ambitious Cincinnati, Ohio businessmen and English-born ballplayer Harry Wright shaped as much as anyone.
Simplified: The Cincinnati Base Ball Club started in 1866 and played teams in the National Association of Base Ball Players 1867 to 1870.