Question: Who were the mascots of the IIHF World Championship in the year that Andrei Stas was the captain of the Belarus men's national ice hockey team?

Context paragraphs:
Andrei Kolosov: Andrei Kolosov (born June 8, 1989) is a Belarusian professional ice hockey player who is currently playing for the HK Homiel of the Belarusian Extraleague.  Kolosov competed in the 2012 IIHF World Championship as a member of the Belarus men's national ice hockey team.

Kuwait national ice hockey team: The Kuwaiti national ice hockey team (Arabic: منتخب الكويت لهوكي الجليد‎ ‎ ) is the national men's ice hockey team of Kuwait.  They are controlled by the Kuwait Ice Hockey Association and an associate member of the International Ice Hockey Federation (IIHF).  Kuwait is currently not ranked in the IIHF World Rankings and have not entered in any IIHF World Championships until they are scheduled to make their debut at the 2018 World Championship Division III Qualification tournament.

Belarus men's national ice hockey team: The Belarusian national ice hockey team is currently ranked 9th in the world by the IIHF in their 2016 World Ranking.  The team is controlled by the Belarus Ice Hockey Federation.  Arguably, the greatest moment in Belarusian hockey history was the victory over Sweden in the quarter-finals of the 2002 Winter Olympics, where the team ultimately finished fourth.  Belarus has 4,968 players in their national pool (0.05% of the total population).  At the 2005 and 2006 World Championships their coach was Glen Hanlon, who brought the best-ever result in the IIHF World Championship – 6th place in 2006.  He was succeeded by Curt Fraser, who led the team in 2007 and 2008.  Hanlon returned to coach the team for the 2009 World Championships in Switzerland.  Andrei Stas was named the captain for the 2017 World Championships.

Sergei Shabanov: Sergei Rudolfovich Shabanov (born February 24, 1974) is a Belarusian professional ice hockey goaltender who participated at the 2010 IIHF World Championship as a member of the Belarus men's national ice hockey team.  He also played for Belarus at the 2002 Winter Olympics in Salt Lake City.

Pavel Chernook: Pavel Chernook (born September 28, 1986) is a Belarusian professional ice hockey player who is currently playing for the HC Dinamo Minsk of the Kontinental Hockey League.  He joined Minsk from fellow Belarusian club HC Shakhtyor Soligorsk of the Belarusian Extraleague.  Kolosov competed in the 2012 IIHF World Championship as a member of the Belarus men's national ice hockey team.

Chinese Taipei men's national ice hockey team: The Chinese Taipei national ice hockey team is the national men's ice hockey team of the Republic of China (Taiwan).  The team is controlled by the Chinese Taipei Ice Hockey Federation and a member of the International Ice Hockey Federation (IIHF).  Chinese Taipei is currently ranked 48th in the IIHF World Rankings and made its debut in the world championship at Division III of the 2017 IIHF World Championship.

2017 IIHF World Championship: The 2017 IIHF World Championship, the 2017 edition of the annual Ice Hockey World Championships, was hosted by Paris, France, and Cologne, Germany, from 5 to 21 May 2017.  The official tournament mascots were Asterix and Obelix, the main characters from the popular French comic book series "The Adventures of Asterix".  The logo incorporates the silhouette of deceased German national team goaltender Robert Müller, who succumbed to a brain tumor at just 28 years of age.  German tennis player Angelique Kerber, 1.  FC Köln and German Olympic soccer team goalkeeper Timo Horn and Paris Saint-Germain F.C.'s Brazilian winger Lucas Moura have been named celebrity ambassadors for the event.

France men's national ice hockey team: The French men's national ice hockey team has participated in the IIHF European Championships, the IIHF World Hockey Championships and the Olympic Games.  As of 2016, it is ranked 14th in the world in the IIHF World Rankings.  The team is overseen by the Fédération Française de Hockey sur Glace.  Notable recent wins include upsets against Russia at the 2013 IIHF World Championship, Canada at the 2014 IIHF World Championship, and a triumphant 5-1 over Finland as the tournament host of 2017 IIHF World Championship.

Belarus men's national under-18 ice hockey team: The Belarus men's national under-18 ice hockey team is the men's national under-18 ice hockey team of Belarus.  The team is controlled by the Belarus Ice Hockey Federation, a member of the International Ice Hockey Federation.  The team represents Belarus at the IIHF World U18 Championships.

Mongolian Ice Hockey Federation: The Mongolian Hockey Federation (Mongolian: Монголын Хоккейн Холбоо ) is the governing body of ice hockey in Mongolia.  It controls the six team national league in Mongolia, as well as the Mongolian national ice hockey team, whose first appearance in an IIHF event was the 2007 IIHF World Championship Division III tournament.  They have since taken part in the 2008 IIHF World Championship Division III.  On October 2012, their last appearance was the 2013 IIHF World Championship Division III Qualification in Abu Dhabi, United Arab Emirates.

Supporting paragraphs: Belarus men's national ice hockey team 2017 IIHF World Championship
Answer: Asterix and Obelix