TASK DEFINITION: In this task, you are given a question and a context passage. You have to answer the question based on the given passage.
PROBLEM: Which country has less than 650,000 elevators installed as of January 2008, the United States or China?, Context: As of January 2008, Spain is the nation with the most elevators installed in the world, with 950,000 elevators installed that run more than one hundred million lifts every day, followed by United States with 700,000 elevators installed and China with 610,000 elevators installed since 1949. In Brazil, it is estimated that there are approximately 300,000 elevators currently in operation. The world's largest market for elevators is Italy, with more than 1,629 million euros of sales and 1,224 million euros of internal market.

SOLUTION: China

PROBLEM: What happened in the month prior to February?, Context: Season 11 premiered on January 18, 2012. On February 23, it was announced that one more finalist would join the Top 24 making it the Top 25, and that was Jermaine Jones. However, on March 14, Jones was disqualified in 12th place for concealing arrests and outstanding warrants. Jones denied the accusation that he concealed his arrests.

SOLUTION: Season 11 premiered

PROBLEM: What lasted for a number of years?, Context: The top ten (eleven in season ten) toured at the end of every season. In the season twelve tour a semi-finalist who won a sing-off was also added to the tour. Kellogg's Pop-Tarts was the sponsor for the first seven seasons, and Guitar Hero was added for the season seven tour. M&M's Pretzel Chocolate Candies was a sponsor of the season nine tour. The season five tour was the most successful tour with gross of over $35 million.

SOLUTION:
Kellogg's Pop-Tarts was the sponsor for the first seven seasons