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.

Input: Consider Input: Question: Was Brown's father alive when Trey signed the Bears? Passage:Theotis "Trey" Brown, III (born March 1, 1985) is a former American football cornerback who is currently the Director of Player Personnel for the St. Louis BattleHawks. Prior to being hired by the XFL, Brown served as the Executive Vice President of Football Operations for the Birmingham Iron of the Alliance of American Football. Prior to the AAF, Brown spent 9 years in the National Football League as a scout/executive. From 2010 to 2012, he was a scout with the New England Patriots. Then, from 2013 to 2018, he was with the Philadelphia Eagles in a variety of capacities including the Director of College Scouting from 2016-2018. As a player, he was signed by the Chicago Bears as an undrafted free agent in 2009. He played college football at UCLA. He also played for the New York Sentinels. He is the son of former NFL running back Theotis Brown.

Output: b

Input: Consider Input: Question: How old was the lead singer of the band when he was conscripted for service in the Vietnam War? Passage:Joe Camilleri was born the third of ten children in Malta in 1948. The family migrated to Australia when he was two. Camilleri grew up in Port Melbourne and listened to rock music on the radio. His mother called him Zep and he became known as Jo Zep. Camilleri began his music career in 1964 when literally thrown onstage to sing with The Drollies. He played blues and R&B in the mid-1960s with The King Bees, and was then a member of Adderley Smith Blues Band. In 1968, lead singer for the band, Broderick Smith had been conscripted for National Service during the Vietnam War. Camilleri lasted a year with Adderley Smith, and enjoyed working with the band including guitarist Kerryn Tolhurst (later in The Dingoes with Smith). According to Australian music journalist Ed Nimmervoll, Camilleri was sacked for sounding too much like Mick Jagger and upstaging other band members. After Adderley Smith, Camilleri was a member of various bands, including The Pelaco Brothers during 19741975.

Output: a

Input: Consider Input: Question: Are both of the band members who put out the album "Flags" still alive? Passage:Flags is a 1985 album by the duo Moraz-Bruford. Unlike their prior effort Music for Piano and Drums, which featured only an acoustic drum kit and grand piano, this recording expanded their musical palette by including a Kurzweil 250 synthesizer and electronic percussion. Keyboardist Patrick Moraz and drummer Bill Bruford had both previously been members of the progressive rock band Yes (though at different points in time) and also appeared together on Chris Squire's first solo album Fish Out of Water. During the recording of this album, Moraz was a member of The Moody Blues, while Bruford's band King Crimson had just begun a hiatus that would last for ten years. Flags features ten instrumental works, including a drum solo based on Max Roach's "The Drum Also Waltzes".
Output: a