It sounds like they trained 5 hour x 3 days = 15 hours of fighting instruction covering a ton of topics (grip, balance, approach, nerves, positioning, different size opponents, avoiding hits, timing, how to take a hit, how to recover, tons of techniques, protecting smaller guys from getting inside, etc.)
George Laraque shouldn't need a resume review but did you know he ended Stu Grimson's career by Stu's admission. Additionally George claims to have never been concussed or knocked out in a fight.