Question: When was the Canadian professional ice hockey left winger who was sent to Buffalo Sabres born

full_context: Document 1: Kyle Okposo: Kyle Henry Erovre Okposo (born April 16, 1988) is an American professional ice hockey right winger for the Buffalo Sabres of the National Hockey League (NHL). He was drafted seventh overall in the 2006 NHL Entry Draft by the New York Islanders, for whom he played from 2008 to 2016.
Document 2: Thomas Vanek: Thomas Vanek (born 19 January 1984) is an Austrian professional ice hockey left winger for the Vancouver Canucks. He has played for the Buffalo Sabres, New York Islanders, Montreal Canadiens, Minnesota Wild, Detroit Red Wings and Florida Panthers. Vanek was drafted by the Buffalo Sabres fifth overall in the 2003 NHL Entry Draft, making him the highest drafted Austrian in NHL history.
Document 3: 2015 NHL Entry Draft: The 2015 NHL Entry Draft was the 53rd NHL Entry Draft. The draft was held on June 26–27, 2015, at the BB&T Center in Sunrise, Florida. The first three selections were Connor McDavid, Jack Eichel and Dylan Strome.
Document 4: Evander Kane: Evander Frank Kane (born August 2, 1991) is a Canadian professional ice hockey left winger currently playing for the Buffalo Sabres of the National Hockey League (NHL). Kane was selected fourth overall in the first round of the 2009 NHL Entry Draft by the Atlanta Thrashers.
Document 5: Evan Oberg: Evan Oberg (born February 16, 1988) is a Canadian professional ice hockey defenceman. He currently plays for the Lacombe Generals of the Allan Cup Hockey West (ACHW), a semi-professional league in Alberta, Canada. Prior to that he played with the Augsburger Panther of the Deutsche Eishockey Liga (DEL). Oberg played junior for the Camrose Kodiaks of the Alberta Junior Hockey League (AJHL), before spending two seasons at the University of Minnesota-Duluth. Unselected in the NHL Entry Draft, Oberg was signed by the Vancouver Canucks of the National Hockey League (NHL) as a free agent in 2009. He played two seasons with the Canucks American Hockey League (AHL) affiliate, the Manitoba Moose, appearing in four games for the Canucks. Oberg was then traded to the Florida Panthers in 2011, and spent the remainder of the season with their AHL affiliate, the Rochester Americans. Oberg moved to the Panthers new affiliate, the San Antonio Rampage, and was subsequently traded to the Tampa Bay Lightning, who assigned Oberg to their affiliate, the Norfolk Admirals.
Document 6: Jack Campbell (ice hockey): Jack Campbell (born January 9, 1992) is an American ice hockey goaltender currently playing with the Ontario Reign in the American Hockey League (AHL) while under contract to the Los Angeles Kings of the National Hockey League (NHL). Campbell was one of the top goaltenders eligible for the 2010 NHL Entry Draft, ranked second among North American goaltenders both in Central Scouting's midterm and final rankings. He was drafted in the first round, 11th overall, by the National Hockey League (NHL)'s Dallas Stars, the first goaltender selected in the Draft. He was also drafted in the seventh round, 170th overall, by Dinamo Minsk of the 2010 Kontinental Hockey League Junior Draft.
Document 7: Jack Roslovic: John "Jack" Roslovic (born January 29, 1997) is an American professional ice hockey player, who is currently playing with the Manitoba Moose in the American Hockey League (AHL) as a prospect to the Winnipeg Jets of the National Hockey League (NHL). He was selected in the first round, 25th overall by the Jets in the 2015 NHL Entry Draft. The Jets acquired the draft pick in a trade that sent Evander Kane and Zach Bogosian to the Buffalo Sabres in exchange for Tyler Myers, Drew Stafford, Joel Armia, and Brendan Lemieux.
Document 8: Keith Yandle: Keith Michael Yandle (born September 9, 1986) is an American professional ice hockey defenseman currently playing for the Florida Panthers of the National Hockey League (NHL). He previously played for the New York Rangers and Arizona Coyotes, the organization he was drafted by in the fourth round, 105th overall, at the 2005 NHL Entry Draft. Yandle quickly established himself as a premier offensive defenseman, leading the Phoenix Coyotes in points in both the 2012–13 and 2013–14 seasons.
Document 9: Patrick Kane: Patrick Timothy Kane II (born November 19, 1988), is an American professional ice hockey right winger for the Chicago Blackhawks of the National Hockey League (NHL). The Blackhawks selected him with the first overall pick in the 2007 NHL Entry Draft. Kane also represented the United States at the 2010 and 2014 Winter Olympics.
Document 10: Nico Hischier: Nico Hischier (] ) (born 4 January 1999) is a Swiss ice hockey player currently playing for the New Jersey Devils of the National Hockey League (NHL). Hischier made his pro debut in his native Switzerland in 2015, spending time both in the top-tier National League A (NLA) and the second-tier National League B. He moved to North America for the 2016–17 season to play major junior hockey for Halifax in hopes of furthering his hockey career; in his first season in the QMJHL, he was named rookie of the year, along with the award for best rookie in the Canadian Hockey League (CHL), the governing body for major junior hockey in Canada. Internationally Hischier has represented Switzerland at several junior tournaments, including two World Junior Championships. Regarded as a top prospect for the 2017 NHL Entry Draft, Hischier was selected first overall by the Devils, the first time a Swiss player was selected first overall.
Document 11: Sam Gagner: Sam William Gagner (born August 10, 1989) is a Canadian professional ice hockey player currently playing for the Vancouver Canucks of the National Hockey League (NHL). He was drafted by the Edmonton Oilers in the first round, sixth overall, of the 2007 NHL Entry Draft, and played there for the first seven years of his NHL career. He also played one season for the Arizona Coyotes and another with the Philadelphia Flyers.
Document 12: Nathan MacKinnon: Nathan MacKinnon (born September 1, 1995) is a Canadian professional ice hockey forward, an alternate captain of the Colorado Avalanche organization of the National Hockey League (NHL). MacKinnon was selected first overall by the Avalanche in the 2013 NHL Entry Draft.
Document 13: Jack Eichel: Jack Robert Eichel (born October 28, 1996) is an American professional ice hockey centre. He currently plays for the Buffalo Sabres of the National Hockey League. Eichel was selected second overall in the 2015 NHL Entry Draft by the Buffalo Sabres. Described at the age of 17 as "the new face of American hockey," Eichel is considered a member of a rising class of generational talents in the sport, along with Connor McDavid.
Document 14: Jordan Eberle: Jordan Leslie Eberle (born May 15, 1990) is a Canadian professional ice hockey right winger for the New York Islanders of the National Hockey League (NHL). He was selected in the first round (22nd overall) in the 2008 NHL Entry Draft by the Edmonton Oilers.
Document 15: Ryan Johansen: Ryan Johansen (born July 31, 1992) is a Canadian professional ice hockey centre, an alternate captain for the Nashville Predators of the National Hockey League (NHL). Growing up, he played minor hockey in the Greater Vancouver area until joining the junior ranks with the Penticton Vees of the British Columbia Hockey League (BCHL) for one season. In 2009–10, he moved to the major junior level with the Portland Winterhawks of the Western Hockey League (WHL). After his first WHL season, he was selected fourth overall by the Blue Jackets in the 2010 NHL Entry Draft. Internationally, he has competed for the Canadian national junior team at the 2011 World Junior Ice Hockey Championships, where he earned a silver medal and was named to the Tournament All-Star Team. In 2015, he participated in the 2015 NHL Skills Competition and was named the 2015 NHL All-Star Game MVP.
ground_truth: August 2, 1991