question: Marriott's Ko Olina Beach Club is located in what county?
answer: Honolulu County
context: Title: Kapolei, Hawaii
  Passage: Kapolei is a master-planned community in Honolulu County, Hawaii, United States, on the island of Oahu.  It is colloquially known as the "second city" of Oahu, in relation to Honolulu.  Officially, it is a census-designated place (CDP) within the consolidated city-county of Honolulu.
  Title: Ko Olina Beach Park
  Passage: Ko Olina Beach Park is a public park on the west side of the island of Oahu, Hawaii within the Ko Olina Resort Community, part of the City and County of Honolulu.  Located at the end of several high-end vacation resorts, the park is situated between the man made lagoon and the Ko Olina Marina.
  Title: Ko Olina Resort
  Passage: Ko Olina Resort is a 642 acre master-planned vacation and residential community on the leeward coast of Oahu, 17 mi northwest of Honolulu.  Ko Olina has 2 mi of coastal frontage and includes three natural and four man-made lagoons with white-sand beaches.  It is home to four hotel and vacation-club resorts: Aulani, a Disney Resort & Spa; the Ihilani Resort & Spa, Marriott's Ko Olina Beach Club, and The Four Seasons at Ko Olina, as well as several resort condominiums and villa homes.  Previously, the JW Marriott at Ko Olina occupied The Four Seasons property.  An Atlantis Resort, similar to Atlantis Dubai, is currently being designed as an international destination for millennial travelers.  The property will be adjacent to the condominiums located on lagoon three.
  Title: Marriott's Ko Olina Beach Club
  Passage: Marriott's Ko Olina Beach Club is a hotel in Ko Olina, Hawaii, a resort community in Kapolei.  It is located 30 minutes away from Honolulu on the western side of Oahu.  Opened in 2003, the hotel consists of three resort towers, each housing roughly 200 units.  The resort is expected to construct a fourth and final tower in the near future which would add an additional 202 units to the property.
  Title: Fields Open in Hawaii
  Passage: The Fields Open in Hawaii was a golf tournament for professional female golfers, played on the LPGA Tour.  It was held from 2006 and 2008 at the Ko Olina Resort in Kapolei, an incorporated community within the city of Honolulu, Hawaii.
  Title: Ko Olina Senior Invitational
  Passage: The Ko Olina Senior Invitational was a golf tournament on the Champions Tour played only in 1992.  It was played in Ewa Beach, Hawaii at the Ko Olina Golf Club.  The purse for the tournament was US$500,000, with $75,000 going to the winner, Chi-Chi Rodríguez.
citations: Marriott's Ko Olina Beach Club Kapolei, Hawaii