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In this task, you're given a passage, further information available on a particular linked term from the statement, and a question. Your job is to generate the answer to the question by using the information provided. If there is no clear answer obtainable, output 'none'.
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Passage: Jackson competed at the 2004 World MTB Orienteering Championships in Ballarat, where he won his first world championship gold medal by winning the sprint, ahead of Alain Berger from Switzerland. He won a bronze medal in the long distance, and a bronze medal with the Australian relay team. At the 2005 World Championships in Banska Bystrica he won a bronze medal in the long distance, placed eighth in the middle distance, and seventh with the Australian relay team. At the 2006 Championships in Joensuu he placed sixth in the long distance and seventh in the middle distance. At the Oceania MTB Orienteering Championships in Victoria, Australia in 2007 he won gold medals in both the sprint, the middle distance and the long distance. At the 2008 World MTB Orienteering Championships in Ostróda, he won a gold medal in the middle distance, placed sixth in the sprint, placed sixth in the long distance, and eleventh in the relay. In Ben Shemen in 2009 he became world champion in both the sprint, ahead of Lasse Brun Pedersen, and in the long distance, ahead of Ruslan Gritsan, and placed fifth in the middle distance. At the 2010 World Championships in Montalegre he won a gold medal in the sprint, ahead of Tõnis Erm, a silver medal in the middle distance behind Samuli Saarela, and a silver medal in the long distance behind Anton Foliforov.
 Link Information: 2005 World Championships in Banska Bystrica Question: Which city that Jackson competed in has the largest population?
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Answer: Victoria


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Passage: Kazusa was originally part of a larger territory known as , which was divided into "upper" and “lower” portions (i.e. Kazusa and Shimōsa) during the reign of Emperor Kōtoku (645–654). It was well-known to the Imperial Court in Nara -period Japan for its fertile lands, and is mentioned in Nara period records as having supplied hemp to the Court. Kazusa was divided into 15 counties, of which the four counties comprising the district of Awa were separated in 718 into a separate province. The exact location of the capital of Kazusa is not precisely known, but is believed to have been somewhere within the borders of the modern city of Ichihara, Chiba. The ruins of the kokubun-ji, or provincial temple, of Kazusa has been located in the Sōza district of Ichihara. The kokubun-ji was first excavated in 1949, and is on a plateau above the Yōrō River in close proximity to Tokyo Bay. The site is protected as a Designated Historic Site of Japan. However, the Ichinomiya of Kazusa Province is the Tamasaki Shrine in what is now the town of Ichinomiya, Chiba, on the opposite coast of the province.
 Link Information: The is a river in Chiba Prefecture, Japan. It is 73.4 km in length Question: How long is the Yoro river?
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Answer: 73.4 km


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Passage: The PBA Tournament of Champions is one of the four major PBA (Professional Bowlers Association) bowling events. The inaugural event, held by the PBA in , featured all 25 PBA Tour title-holders to date, and was won by PBA Hall of Famer Joe Joseph, who had qualified for the tournament only four events prior. In , the tournament featured all champions since the 1962 event, before officially becoming an annual event in 1966 (at that time featuring the most recent 48 tour champions). From 1965 to 1993, Firestone Tire sponsored the Tournament of Champions. From 1965 until 1994, the tournament was contested at Riviera Lanes (now AMF Riviera Lanes) in Fairlawn, Ohio near the long-time Firestone World Headquarters in Akron, Ohio. In a notable opening match at the 1967 Tournament of Champions finals, Jack Biondolillo rolled the first-ever nationally televised 300 game. Oddly, Biondolillo would only tally a 188 score in his next match (a victory), before being eliminated in his third match with a 172 score. Biondolillo's feat was not matched until , when Sean Rash rolled the TOC's second televised perfect game in the second match of the stepladder finals. The tournament has also seen a pair of televised 299 games, by Don Johnson () and Mika Koivuniemi (). The 2011 event also featured the lowest-ever game bowled in a nationally televised PBA event as well as the largest pin differential in a PBA match, when Koivuniemi defeated Tom Daugherty in the semifinals, 299–100.
 Link Information: On February 15, 2015 Sean bowled a on ESPN while competing in the Barbasol Tournament of Champions in Indianapolis, Indiana, the 25th time a perfect game has been bowled in a televised PBA event.  Question: In what year did Sean Rash roll a perfect game in the Tournament of Champions?
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Answer: 2015