Detailed Instructions: 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.
Q: Passage: To promote I Am... Sasha Fierce, Beyonce embarked on the I Am... World Tour with several performances. The tour kicked off in Edmonton, Alberta, Canada on March 26, 2009, in support of the album. The European leg of the tour started on April 26, 2009, in Zagreb, Croatia and ended on June 9, 2009, in London, England. On June 21, 2009, she began the third leg of the tour in the United States and finished in August with a four-day stint at Encore Las Vegas on the Las Vegas Strip. Starting on September 15, 2009, the fourth leg began in Melbourne, Australia and finished on September 24 in Perth, Australia. Beyonce then went on performing in Asia, the Middle East, Europe, Africa, and the United Kingdom, before finishing the 2009 portion of the tour on November 24 in Belfast, Northern Ireland. The tour had its final leg in 2010, visiting Latin America. Starting on February 4, 2010, in Florianopolis, Brazil, she visited five other places before ending in Trinidad on February 18, 2010. According to Pollstar, the tour earned $17.2 million between January 1, and June 30, 2010, which added onto her total of $86 million for her first ninety-three concerts in 2009, bringing the tour total to $103.2 million for the ninety-seven shows.
Link Information: The European leg of the tour started on April 26, 2009, in Zagreb, Croatia and ended on June 9, 2009, in London, England. Answer: London
A:
Is the city that hosted the first leg on the European leg of Beyonce's 2009 tour smaller or larger than the city that hosted the final stop on that tour?