question: Are both Kourtney Kardashian and Vanes Martirosyan boxers?
answer: no
context: Title: List of Keeping Up with the Kardashians episodes
  Passage: "Keeping Up with the Kardashians" is an American reality television series that has aired on E! since October 14, 2007.  The series has aired thirteen seasons, and focuses on the personal and professional lives of the Kardashian–Jenner family.  Its premise was originated with Ryan Seacrest, who additionally serves as an executive producer.  The series focuses on sisters Kourtney, Kim, and Khloé Kardashian.
  Title: Kourtney and Khloé Take The Hamptons
  Passage: Kourtney and Khloé Take The Hamptons is an American reality television series that premiered on E! on November 2, 2014.  The series is the fourth spin-off show of "Keeping Up with the Kardashians", following "Kourtney and Kim Take Miami", "Kourtney and Kim Take New York", and "Khloé & Lamar".  The show featured sisters Kourtney and Khloé Kardashian who opened a new D-A-S-H location in The Hamptons on Long Island, New York.
  Title: Robert Kardashian
  Passage: Robert George Kardashian (February 22, 1944 – September 30, 2003) was an American attorney and businessman.  He gained national recognition as O. J. Simpson's friend and defense attorney during Simpson's 1995 murder trial.  He had four children with his first wife, Kris Kardashian (née Houghton, later Jenner): Kourtney, Kim, Khloé, and Rob, who appear on their family reality television series, "Keeping Up with the Kardashians", and its spinoffs.
  Title: Kourtney and Kim Take Miami
  Passage: Kourtney and Kim Take Miami (previously titled Kourtney and Khloé Take Miami) is an American reality television series.  It premiered on E! on August 16, 2009, as the first "Keeping Up with the Kardashians" spin-off.  The series originally followed sisters Kourtney and Khloé Kardashian as they opened a second D-A-S-H location in Miami, Florida.  From the third season onward, sister Kim Kardashian replaced Khloé, who had other work commitments.  The third season began filming in October 2012, and premiered on January 20, 2013.
  Title: Kourtney Kardashian
  Passage: Kourtney Mary Kardashian (born April 18, 1979) is an American television personality, socialite, businesswoman and model.  In 2007, she and her family were picked to star in the reality television series "Keeping Up with the Kardashians".  Its success led to the creation of spin-offs including "Kourtney and Khloé Take Miami" and "Kourtney and Kim Take New York".
  Title: List of Kourtney and Kim Take Miami episodes
  Passage: "Kourtney and Kim Take Miami" (previously titled "Kourtney and Khloe Take Miami") is an American reality documentary television series that debuted on E! on August 16, 2009, as a spin-off to "Keeping Up with the Kardashians".  The first two seasons of the series follows Kourtney and Khloé Kardashian as they both manage their D-A-S-H store in Miami.  The third season encompasses Kourtney and Kim as they update the store and enjoy life in South Beach.
  Title: Vanes Martirosyan
  Passage: Vanes Martirosyan (Armenian: Վանես Մարտիրոսյան ; born May 1, 1986) is an Armenian-American professional boxer.  He has challenged twice for a light middleweight world title, in 2013 and 2016, and held the WBC Silver light middleweight title from 2011 to 2012.
  Title: Kim Kardashian
  Passage: Kimberly Kardashian West (born Kimberly Noel Kardashian; October 21, 1980) is an American reality television personality, socialite, actress, businesswoman and model.  Kardashian first gained media attention as a friend and stylist of Paris Hilton, but received wider notice after a 2003 sex tape with her former boyfriend Ray J was leaked in 2007.  Later that year, she and her family began to appear in the E! reality television series "Keeping Up with the Kardashians".  Its success soon led to the creation of spin-offs including "Kourtney and Kim Take New York" and "Kourtney and Khloé Take Miami".  Kardashian's personal life soon became subject to widespread media attention.
  Title: Freddie Roach (boxing)
  Passage: Frederick Steven "Freddie" Roach (born March 5, 1960) is an American boxing trainer and former professional boxer.  Roach is widely regarded as one of the best boxing trainers of all time.  He is the enduring boxing coach of the eight-division world champion Manny Pacquiao, five-time and four-division World Champion Miguel Cotto, former WBC Middleweight Champion Julio César Chávez, Jr., defensive master and three-time world champion James Toney, former UFC Welterweight Champion Georges St-Pierre, as well as top prospects Jose Benavidez, Peter Quillin, and Vanes Martirosyan.  Roach was the trainer of former two-time world champion and notable women's champion Lucia Rijker.  He has also trained former junior welterweight champion Amir Khan.
  Title: Kourtney and Kim Take New York
  Passage: Kourtney and Kim Take New York is an American reality television series that premiered January 23, 2011, on E! and ran for two seasons.  It follows sisters Kourtney and Kim Kardashian as they open a Dash boutique in New York City.  "Kourtney and Kim Take New York" is the second spin-off of "Keeping Up with the Kardashians".
citations: Kourtney Kardashian Vanes Martirosyan