question: Paul Creighton lost at UFC 37 against the MMA fighter who also practices what other fighting style?
answer: Brazilian Jiu-Jitsu
context: Title: Paul Creighton
  Passage: Paul Creighton (born July 4, 1970) is a retired American mixed martial artist and Brazilian Jiu Jitsu black belt under Renzo Gracie who competed in the Lightweight division of the Ultimate Fighting Championship.  His last fight in mixed martial arts competition, came at a losing effort at UFC 37: High Impact at the CenturyTel Center in Bossier City, Louisiana on May 10, 2002 against B.J. Penn.
  Title: Championship Fighting Alliance
  Passage: Championship Fighting Alliance (CFA) is a mixed martial arts (MMA) based promotion company located in Miami Lakes, Florida.  It was founded by former MMA fighter and promoter Jorge De La Noval in 2011.  It has currently produced 10 live events.  Fallon Fox, who currently is signed to fight for CFA, is the first openly transgender MMA fighter in history.  On May 24, 2013, CFA will be hosting CFA 11, their 11th event at the Bankunited Center located on the University of Miami campus.  Fighter 411 reported that CFA had held the most events in Florida during the 2012-2013 season.
  Title: Carlos Newton
  Passage: Carlos Newton (born August 17, 1976) is an Anguillian-born Canadian retired mixed martial artist and one of the original MMA pioneers.  He is a former UFC Welterweight Champion and Pride FC Japan MMA Legend.  Known as "The Ronin", he competed worldwide in the biggest MMA organizations including UFC, Pride FC, IFL, K-1, Shooto and most recently W-1.  He is a 3rd Degree Brazilian Jiu-Jitsu Black Belt alongside his coach Terry Riggs, at Warrior MMA in Newmarket, Ontario.  Newton has always been considered a fan favourite and a "Submission Master" and has dubbed his personal fighting style—an amalgam of Brazilian Jiu-Jitsu, judo, wrestling and boxing as "Dragon Ball Jiu-Jitsu" in tribute to "Dragon Ball", a Japanese manga series.  As a testament to his worldwide popularity, Newton is one of only a few MMA athletes to ever be allowed to compete in the UFC and Pride FC at the same time.
  Title: Joanna Jędrzejczyk
  Passage: Joanna Jędrzejczyk (] ; born August 18, 1987) is a Polish mixed martial artist and former Muay Thai kickboxer who competes in the women's strawweight division of the Ultimate Fighting Championship.  She is the current UFC Women's Strawweight Champion and the third European (and only Polish) champion in UFC history after Bas Rutten in 1999 and Andrei Arlovski in 2005.  As of May 2017, she is the consensus #1 female strawweight, and #1 pound-for-pound female MMA fighter in the world.  She is also currently the #8 pound-for-pound fighter in the UFC mixed gender rankings, making her the top female on the list.
  Title: Tank Abbott
  Passage: David Lee "Tank" Abbott (born April 26, 1965) is an American mixed martial arts fighter, former professional wrestler, and author.  He currently hosts his own podcast series titled "The Proving Ground with Tank Abbott."  Abbott is perhaps best known for being an icon in the early stages of mixed martial arts and the UFC, but has also competed in the PRIDE Fighting Championships, Strikeforce, EliteXC, and Cage Rage.  He has described his fighting style, which he developed brawling in the bars and streets of Huntington Beach, California, as "Pit Fighting".  Abbott was the first fighter to regularly wear what would be known as traditional MMA gloves in the UFC .  He is also the author of his biography which is called "Bar Brawler".
  Title: B.J. Penn
  Passage: Jay Dee "B.J." Penn (born December 13, 1978) is an American professional mixed martial artist and Brazilian Jiu-Jitsu practitioner.  Penn debuted and competed in the Ultimate Fighting Championship (UFC), and later in K-1.  Prior to fighting for the UFC, he became the first American Gold medalist of the World Jiu-Jitsu Championship.  In mixed martial arts, Penn has competed in the Featherweight, Lightweight, Welterweight, and Middleweight divisions.  As a former UFC Lightweight Champion and UFC Welterweight Champion, he is one of only three fighters in UFC history to win titles in multiple weight classes.  Penn was also a Co-champion in the UFC 41 Lightweight Tournament, due to an eventual draw opposite Caol Uno in the tournament finale.  Through his tenures as champion, Penn unofficially unified the UFC Lightweight Championship (against Sean Sherk) and broke the all-time lightweight title defense record.  Penn was inducted into the UFC Hall of Fame, as the inaugural inductee in the Modern-Era Wing by career-long rival Matt Hughes, during "International Fight Week" in July 2015.
citations: B.J. Penn Paul Creighton