In this task, you're given a question, along with a context passage which has extra information available on certain terms mentioned in it, i.e., the proper nouns in the passage. Your job is to determine whether information from more than one term is needed to answer the question. Indicate your choice as `a` for Yes or `b` for No.

Example Input: Question: In what year was the commander in chief who sent Elles to investigate the first tanks born? Passage:In August 1915, after recovering from his injuries, Elles was one of three officers specially selected by General Sir William Robertson, soon to be Chief of the Imperial General Staff (CIGS), the professional head of the British Army, to liaise with troops at the front and pass the information directly to the British General Headquarters (GHQ). In January 1916, as a General Staff Officer (GSO), Elles was sent by General Sir Douglas Haig, the Commander-in-Chief (C-in-C) of the BEF on the Western Front, to investigate the first tanks or "caterpillars" being built in England. He attended the first trials of "Mother" and reported back to Haig on its success. During the summer of 1916, he was tasked to report back from the Somme, where the tanks were first used. Elles was appointed to head the Heavy Branch (the first tank units) of the Machine Gun Corps in France on 29 September 1916, with the temporary rank of colonel. His responsibilities included its advanced training and tactical employment. He also commanded the large central depot and workshops established near Bermicourt.

Example Output: b

Example Input: Question: Were the teams that Romano split a season between both from the same country? Passage:Romano was signed by the Chicago White Sox as an amateur free agent in 1954. In , while playing for the Waterloo White Hawks, Romano hit 9 home runs in nine consecutive games. He accumulated 38 home runs with a .321 batting average and led the Illinois–Indiana–Iowa League with 108 runs scored and 124 runs batted in. His 38 home runs in 1955 set a league record. Romano split the season between the Vancouver Mounties and the Memphis Chickasaws. In , Romano played for the Indianapolis Indians of the American Association. The Indians' manager was former major league All-Star catcher Walker Cooper, who tutored Romano and helped to greatly improve his catching skills. Romano was called up late in the 1958 season, making his major league debut with the Chicago White Sox on September 12, at the age of 23.

Example Output: a

Example Input: Question: Which American sport organization that used "Written in the Stars" had been in operation first? Passage:"Written in the Stars" was used by Major League Baseball for their commercials relating to the 2011 Major League Baseball Postseason. It was also chosen by WWE as its theme song for WrestleMania XXVII. Recently, it was used as the introduction to the eighth season of the South Asian Softball League. Since the 2011–12 season, it has been used as the theme song for Sky Sports' coverage of Premier League football. Samples of "Written in the Stars" can be heard in promos used for the USA Network sports-drama Necessary Roughness. The song was chosen as Miss USA 2011 Evening Gown Competition's background music. The New York Giants used the song as their entrance song in Super Bowl XLVI on 5 February 2012. It was also used in the closing ceremony of the London Olympic Games in August 2012. In May 2016, Tempah performed the song live in Wembley Stadium before the FA Cup final.

Example Output:
a