Some sample questions from this category:
* Who did the two-time power punching lightweight champion Carlos Ortiz defeat to win the title for the first time?
* Who did Roberto Duran defeat to win the world lightweight championship?
* Who did Ken Buchanan defeat to win the lightweight championship?
* Panama's Ismael Laguna defeated Carlos Ortiz to win the lightweight championship for his first title reign. Who did Laguna defeat to win the lightweight championship for the second time?
* Ike Williams won recognition of the NBA (National Boxing Association) lightweight championship with a second round knockout over which then defending champion?