Question: The 1985 World Snooker Championship final was contested between Steve Davis and which Northern Irish professional snooker player?

full_context: Document 1: Peter Ebdon: Peter David Ebdon (born 27 August 1970) is an English professional snooker player. He was World Champion in 2002, beating Stephen Hendry 18–17 in the final, and won the UK Championship in 2006 and 7 other ranking events between 1993 and 2012. He was also a losing finalist in the World Championship in 1996 and 2006. Ebdon turned professional in 1991 and soon made an impact by beating six-time world champion Steve Davis 10–4 in the first round of the 1992 World Championship and reaching the quarter-final stage.
Document 2: Graeme Dott: Graeme Dott (born 12 May 1977) is a Scottish professional snooker player and snooker coach from Larkhall. He turned professional in 1994 and first entered the top 16 in 2001. He has won two ranking titles, the 2006 World Snooker Championship and the 2007 China Open, and was runner-up in the World Championships of 2004 and 2010. He reached number 2 in the world rankings in 2007, but a subsequent episode of clinical depression seriously affected his form, causing him to drop to number 28 for the 2009/2010 season. He then recovered his form, regained his top-16 ranking, and reached a third World Championship final. In 2011, he published his autobiography, "Frame of Mind: The Autobiography of the World Snooker Champion."
Document 3: Ronnie O'Sullivan: Ronald Antonio "Ronnie" O'Sullivan, {'1': ", '2': ", '3': ", '4': "} (born 5 December 1975) is an English professional snooker and pool player. He is widely regarded as one of the greatest snooker players of all time. He is noted for his rapid playing style, mercurial temperament, and his ambivalent relationship with the sport, from which he has taken prolonged sabbaticals and repeatedly threatened to retire. O'Sullivan is based at the Legends Snooker Academy in Leytonstone, England, United Kingdom.
Document 4: 2015 World Snooker Championship: The 2015 World Snooker Championship (also referred to as the 2015 Betfred World Snooker Championship for the purposes of sponsorship) was a professional snooker tournament, that took place from 18 April to 4 May 2015 at the Crucible Theatre in Sheffield, England. It was the 39th consecutive year that the World Snooker Championship had been held at the Crucible and was the last ranking event of the 2014/2015 season. Betfred sponsored the event for the first time in three years, having previously sponsored the tournament from 2009 to 2012. The final was officiated by Olivier Marteel, who became the first Belgian to do so.
Document 5: Mark Selby: Mark Anthony Selby (born 19 June 1983) is an English professional snooker player from Leicester. He is the reigning World and UK snooker champion and is the current world number one.
Document 6: Leon Taylor: Leon Taylor (born 2 November 1977) is a British former competitive diver. Following his retirement from competition, Taylor transitioned to the commentary booth, where he works for the BBC.
Document 7: 2006 World Snooker Championship: The 2006 World Snooker Championship (also referred to as the 2006 888.com World Snooker Championship for the purposes of sponsorship) was a professional ranking snooker tournament that was held at the Crucible Theatre in Sheffield, England. It was scheduled to take place from 15 April through 1 May 2006, but continued into the early hours of 2 May 2006, ending at 12:52 am BST. The final broke the record of the time for the latest finish in a World Snooker Championship final, at over half an hour later than the 1985 final, which finished at 12:20 a.m., although it was not the longest ever final.
Document 8: Mark Allen (snooker player): Mark Allen (born 22 February 1986) is a Northern Irish professional snooker player. He won the World Amateur Championship in 2004. The following year he entered the Main Tour and took only three seasons to reach the elite top 16. As a prolific break-builder, Allen has compiled more than 300 century breaks in professional competition.
Document 9: Dennis Taylor: Dennis Taylor (born Denis Taylor, 19 January 1949 in Coalisland, County Tyrone, Northern Ireland) is a retired professional snooker player and current BBC snooker commentator.
Document 10: Steve Davis: Steve Davis, {'1': ", '2': ", '3': ", '4': "} (born 22 August 1957) is an English retired professional snooker player from Plumstead, London. Known for dominating the sport during the 1980s, when he won the World Championship six times and was ranked world number one for seven consecutive seasons, he is remembered particularly for contesting the 1985 World Championship final with Dennis Taylor, the black-ball conclusion of which attracted a record 18.5 million British viewers. He is a well known public figure and is generally viewed by his peers as one of the greatest players of all time. Until his retirement in 2016, Davis combined his ongoing playing career with his role as a television analyst and commentator for the BBC's snooker coverage, alongside being a DJ of electronic music on local radio station Phoenix FM and at the Bloc Weekend music festival.
Document 11: 1985 World Snooker Championship final: The 1985 World Snooker Championship final, commonly known as the black ball final, was a snooker match played on the weekend of 27/28 April 1985 at the Crucible Theatre in Sheffield, England. It was contested between defending World Champion Steve Davis and Northern Irishman Dennis Taylor, appearing in his second final. Taylor produced a determined comeback to win the match on the final ball of the final frame, sealing his only world title. The result was a major shock, as Davis was the heavy favourite, having won three of the previous four world championships.
Document 12: Mark Lawrenson: Mark Thomas Lawrenson (born 2 June 1957) is a former Republic of Ireland international footballer who played as a defender for Liverpool, among others, during the 1970s and 1980s. After a short career as a manager, he has since been a radio, television and internet pundit for the BBC, TV3 and Today FM. Born and raised in England, Lawrenson qualified to play for Ireland through his grandfather, Thomas Crotty, who was born in Waterford.
Document 13: Alex Higgins: Alexander Gordon "Alex" Higgins (18 March 1949 – 24 July 2010) was a Northern Irish professional snooker player, who is remembered as one of the most iconic figures in the game. Nicknamed Hurricane Higgins because of his fast play, he was World Champion in 1972 and 1982, and runner-up in 1976 and 1980. He won the UK Championship in 1983 and the Masters in 1978 and 1981, making him one of ten players to have completed snooker's Triple Crown. He was also World Doubles champion with Jimmy White in 1984, and won the World Cup three times with the All-Ireland team.
Document 14: Jim Wych: Jim Wych (born 11 January 1954) is a sports announcer and former Canadian professional snooker and pocket billiards player. He reached the quarter-final of the Embassy World Professional Snooker Championship in his debut year of 1980, a "first" for any overseas player and duplicated this feat again in 1992. A two-time Canadian snooker champion, he retired from professional snooker in 1997 and now works mainly as a television pool and snooker commentator, principally for Sky Sports, with whom he has had an association since 1990.
Document 15: 1981 World Snooker Championship: The 1981 World Snooker Championship (also known as the 1981 Embassy World Snooker Championship for sponsorship reasons) was a professional ranking snooker tournament that took place between 6 and 20 April 1981 at the Crucible Theatre in Sheffield, England.
ground_truth: Dennis Taylor