rotterdam open
singles
Table:
Year

Champion

Runner-up

Score

1972
Arthur Ashe
Tom Okker
3–6, 6–2, 6–1

1973
Not Held

1974
Tom Okker
Tom Gorman
3–6, 7–6(7–2), 6–1

1975
Arthur Ashe
Tom Okker
3–6, 6–2, 6–4

1976
Arthur Ashe
Robert Lutz
6–3, 6–3

1977
Dick Stockton
Ilie Năstase
2–6, 6–3, 6–3

1978
Jimmy Connors
Raúl Ramírez
7–5, 7–5

1979
Björn Borg
John McEnroe
6–4, 6–2

1980
Heinz Günthardt
Gene Mayer
6–2, 6–4

1981
Jimmy Connors
Gene Mayer
6–1, 2–6, 6–2

1982
Guillermo Vilas
Jimmy Connors
0–6, 6–2, 6–4

1983
Gene Mayer
Guillermo Vilas
6–1, 7–6

1984

Ivan Lendl
Jimmy Connors
6–0, 1–0
Final interrupted

1985
Miloslav Mečíř
Jakob Hlasek
6–1, 6–2

1986
Joakim Nyström
Anders Järryd
6–0, 6–3

1987
Stefan Edberg
John McEnroe
3–6, 6–3, 6–1

1988
Stefan Edberg
Miloslav Mečíř
7–6, 6–2

1989
Jakob Hlasek
Anders Järryd
6–1, 7–5

1990
Brad Gilbert
Jonas Svensson
6–1, 6–3

1991
Omar Camporese
Ivan Lendl
3–6, 7–6(7–4), 7–6(7–4)

1992
Boris Becker
Alexander Volkov
7–6(9–7), 4–6, 6–2

1993
Anders Järryd
Karel Nováček
6–3, 7–5

1994
Michael Stich
Wayne Ferreira
4–6, 6–3, 6–0

1995
Richard Krajicek
Paul Haarhuis
7–6(7–5), 6–4

1996
Goran Ivanišević
Yevgeny Kafelnikov
6–4, 3–6, 6–3

1997
Richard Krajicek
Daniel Vacek
7–6(7–4), 7–6(7–5)

1998
Jan Siemerink
Thomas Johansson
7–6(7–2), 6–2

1999
Yevgeny Kafelnikov
Tim Henman
6–2, 7–6(7–3)

2000
Cédric Pioline
Tim Henman
6–7(3–7), 6–4, 7–6(7–4)

2001
Nicolas Escudé
Roger Federer
7–5, 3–6, 7–6(7–5)

2002
Nicolas Escudé
Tim Henman
3–6, 7–6(8–6), 6–4

2003
Max Mirnyi
Raemon Sluiter
7–6(7–3), 6–4

2004
Lleyton Hewitt
Juan Carlos Ferrero
6–7(1–7), 7–5, 6–4

2005
Roger Federer
Ivan Ljubičić
5–7, 7–5, 7–6(7–5)

2006
Radek Štěpánek
Christophe Rochus
6–0, 6–3

2007
Mikhail Youzhny
Ivan Ljubičić
6–2, 6–4

2008
Michaël Llodra
Robin Söderling
6–7(3–7), 6–3, 7–6(7–4)

2009
Andy Murray
Rafael Nadal
6–3, 4–6, 6–0

2010
Robin Söderling
Mikhail Youzhny
6–4, 2–0, retired

2011
Robin Söderling
Jo-Wilfried Tsonga
6–3, 3–6, 6–3

2012
Roger Federer
Juan Martín del Potro
6–1, 6–4

2013
Juan Martín del Potro
Julien Benneteau
7–6(7–2), 6–3

In the table of the article the article 'rotterdam open', section 'singles' on Wikipedia, identify the correct column type labels for the highlighted column among these candidate types: award.award_category, location.region, metropolitan_transit.transit_system, computer.computer, music.instrument, sports.boxer, cricket.cricket_bowler, sports.sports_award_winner, business.job_title, broadcast.radio_format, chemistry.chemical_compound, location.us_county, metropolitan_transit.transit_stop, medicine.anatomical_structure, tv.tv_character, meteorology.tropical_cyclone_season, education.educational_degree, book.periodical_subject, broadcast.tv_channel, basketball.basketball_conference, biology.animal, education.fraternity_sorority, royalty.monarch, broadcast.broadcast, martial_arts.martial_artist, military.military_unit, sports.professional_sports_team, education.university, military.armed_force, location.location, sports.tournament_event_competition, cvg.computer_videogame, biology.organism_classification, government.u_s_congressperson, ice_hockey.hockey_player, location.uk_constituent_country, book.book, music.musical_scale, government.governmental_body, geography.river, sports.sports_league_draft, sports.multi_event_tournament, broadcast.tv_station, chess.chess_player, music.writer, boats.ship_class, tv.tv_director, soccer.fifa, award.award_discipline, film.film_genre, law.invention, film.film, organization.non_profit_organization, soccer.football_team_manager, film.production_company, transportation.road, music.media_format, tv.tv_actor, music.group_member, government.political_party, exhibitions.exhibition_sponsor, education.educational_institution, aviation.aircraft_model, government.government_agency, chemistry.chemical_element, education.field_of_study, amusement_parks.park, military.military_conflict, sports.pro_athlete, location.administrative_division, law.legal_case, soccer.football_league_season, organization.organization, interests.collection_category, cvg.cvg_publisher, automotive.company, time.event, government.election, military.rank, tv.tv_program, tv.tv_program_creator, astronomy.asteroid, comic_books.comic_book_character, aviation.aircraft_owner, people.person, sports.school_sports_team, cvg.cvg_genre, basketball.basketball_player, tennis.tennis_tournament_champion, government.government_office_or_title, tv.tv_personality, location.australian_local_government_area, location.in_district, astronomy.constellation, theater.theater_actor, location.in_state, geography.mountain, music.composer, media_common.media_genre, basketball.basketball_coach, music.producer, internet.website_owner, soccer.football_position, visual_art.visual_artist, meteorology.tropical_cyclone, astronomy.astronomical_discovery, government.politician, sports.sport, film.writer, award.hall_of_fame_inductee, medicine.drug, american_football.football_player, people.ethnicity, broadcast.artist, tennis.tennis_tournament, basketball.basketball_team, medicine.medical_treatment, book.periodical, military.military_person, protected_sites.listed_site, organization.membership_organization, location.us_state, location.australian_state, tv.tv_series_season, music.album, ice_hockey.hockey_position, boats.ship, boats.ship_type, music.composition, business.brand, business.consumer_company, business.industry, film.film_character, people.family_member, music.record_label, olympics.olympic_event_competition, royalty.chivalric_order_member, law.court, computer.operating_system, government.general_election, location.country, computer.software_license, business.defunct_company, soccer.football_player, baseball.baseball_position, music.artist, architecture.venue, film.film_festival_focus, royalty.kingdom, rail.locomotive_class, tv.tv_producer, astronomy.orbital_relationship, american_football.football_team, award.award_ceremony, military.military_post, music.genre, soccer.football_league, film.director, fictional_universe.fictional_character, film.music_contributor, film.producer, travel.accommodation, music.musical_group, soccer.football_team, film.film_distributor, ice_hockey.hockey_team, tv.tv_series_episode, award.award_presenting_organization, automotive.model, business.product_category, sports.sports_facility, film.actor, computer.software, sports.sports_award_type, tv.tv_writer, american_football.football_coach, broadcast.radio_station, fictional_universe.fictional_organization, sports.sports_championship_event, sports.sports_position, theater.play, architecture.architectural_structure_owner, soccer.football_world_cup, book.author, business.consumer_product, location.citytown, education.athletics_brand, celebrities.celebrity, music.performance_role, award.recurring_competition, book.magazine, award.competition, government.legislative_session, finance.currency, government.election_campaign, book.periodical_publisher, cricket.cricket_team, location.jp_prefecture, award.award, geography.body_of_water, religion.religion, music.music_video_director, olympics.olympic_games, biology.organism, geography.island, aviation.airline, broadcast.genre, medicine.muscle, business.customer, medicine.disease, sports.sports_league, aviation.airport, astronomy.star_system_body, metropolitan_transit.transit_line, architecture.building, cricket.cricket_stadium, cvg.cvg_developer, royalty.noble_person, location.capital_of_administrative_division, location.province, tennis.tennis_player, astronomy.celestial_object, soccer.football_award, book.written_work, language.human_language, baseball.baseball_team, baseball.baseball_player, religion.religious_leader, amusement_parks.ride, time.recurring_event, education.school, location.uk_statistical_location, music.lyricist, book.newspaper, american_football.football_conference, basketball.basketball_position, business.business_operation, royalty.noble_title, food.food, internet.website, architecture.structure, medicine.drug_ingredient, tv.tv_genre, sports.sports_team, sports.cyclist, location.hud_county_place, baseball.baseball_league, sports.golfer, tv.tv_network, spaceflight.astronaut, sports.sports_league_season, cvg.cvg_platform, sports.sports_championship, cricket.cricket_player, government.us_president. Give your final answer with the correct type(s), comma-separated if there are multiple, in the list of the following object {"answer": ["ANSWER"]}.

{"answer": ["time.event"]}