In this task, you're given a passage, further information available on a particular linked term from the statement, and an answer term. Your job is to generate a question that can use the information provided to obtain the given answer. You should use the information on both passage and link information to create the question. Note that the answer to the question should be exactly the given answer, and if the answer is none, the answer to the question shouldn't be obtainable from the passage or linked information.
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Question: Passage: Roberts played youth football for Cessnock before joining APIA Leichhardt in the New South Wales State League. He played at APIA in 1964 and 1965. In 1966, he travelled to England to trial with Football League Division One team Chelsea. After the unsuccessful trial he was signed by Blackburn Rovers in April 1966. Roberts played three times for Blackburn in the 1965–66 season, returning then to APIA where he played the remainder of the 1966 season. He was sent out on loan in August 1967 to Chesterfield in the Football League Fourth Division, where he played 46 matches during the 1967–1968 season. In 1968, he was signed by Bradford City; there he made 44 appearances between 1968 and 1970, and played in the team that won promotion from the Fourth Division to the Third Division in 1969. In early 1971 he transferred to Southend United, and at the end of the 1971–1972 season moved to Northampton Town, staying there for one season and playing 13 times.
 Link Information: After the unsuccessful trial he was signed by Blackburn Rovers in April 1966. Answer: Blackburn Rovers

Answer: Which of the teams the John Roberts played for have won the most championships?


Question: Passage: Prior to the 2020 Contest, Slovenia had participated in the Eurovision Song Contest twenty-five times since its first entry in . Slovenia's highest placing in the contest, to this point, has been seventh place, which the nation achieved on two occasions: in 1995 with the song "Prisluhni mi" performed by Darja Švajger and in 2001 with the song "Energy" performed by Nuša Derenda. The country's only other top ten result was achieved in 1997 when Tanja Ribič performing "Zbudi se" placed tenth. Since the introduction of semi-finals to the format of the contest in 2004, Slovenia had thus far only managed to qualify to the final on six occasions. In 2018, Slovenia was represented by Lea Sirk and the song "Hvala, ne!", which qualified to the final and placed twenty-second. One year later, in 2019, Slovenia qualified for the final again with Zala Kralj & Gašper Šantl, finishing in fifteenth place with the song "Sebi".
 Link Information: Lea Sirk (born on 1 September 1989 Answer: 29

Answer: What was the age of Lea Sirk the year that she placed twenty-second in the Eurovision Song Contest?


Question: Passage: In 1994, Green joined his brother Barry's Team Green as team manager, and competed in the 1994 CART IndyCar World Series with driver Jacques Villeneuve, eventually winning both the 1995 Indianapolis 500 and the CART PPG IndyCar World Series Cup that same year. In 1996 Team Green became known as the Brahma Sports Team for a season, with driver Raul Boesel. In 1997 KOOL cigarettes took over as a major sponsor with Parker Johnstone, and the team was renamed Team KOOL Green, before expanding to a two-car effort in 1998 with Paul Tracy and rising youngster Dario Franchitti. In 2001, Michael Andretti joined the team in a separate effort headed by Kim Green, known as Team Motorola. In July 2002, Andretti purchased a controlling stake in the team which became Andretti Green Racing. Shortly thereafter the team moved to the IRL IndyCar Series where it won league championships in 2004, 2005 and 2007 and the Indianapolis 500 in 2005 and 2007. Green and fellow co-owner Kevin Savoree left AGR in September 2009 to run Green Savoree Racing Promotions, an auto race promotion company. Currently, GSRP promote Indycar Series races in St. Petersburg, Florida and Toronto, Ontario, Canada. On March 2, 2011 Green Savoree purchased the Mid-Ohio Sports Car Course and will promote races at that site as well.
 Link Information: none Answer: none

Answer:
How many other drivers competed in the CART IndyCar World Series the year that Green joined his brother Barry's Team Green as team manager?