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: What college did the center attend who Payton was traded for prior to the 2004-05 season? Passage:Prior to the 2004–05 season, the Lakers traded Payton and Rick Fox to the Boston Celtics for center Chris Mihm, small forward Jumaine Jones and point guard Chucky Atkins. While Payton expressed displeasure with the trade, he ultimately did report to Boston and began the 2004–05 season as the Celtics' starting point guard. On February 24, 2005 Payton was traded to the Atlanta Hawks in a deal that brought former Celtic Antoine Walker back to Boston. The Hawks then waived Payton immediately following the trade, and he returned a week later to Boston as a free agent. Payton started all 77 games he played for Boston and averaged 11.3 points per game and 6.1 assists as the Celtics won the Atlantic Division before losing in the first round to the Indiana Pacers.

Example Output: b

Example Input: Question: How long had Jacob Shaw been captain of the regiment before Learmonth entered service? Passage:George Learmonth, baptized by Russian Orthodox Church as Yuri Andreevich Lermont (; 1590s–1633) was a Scottish soldier in Russian service. Entered Russian service in 1613 as the ensign in regiment of captain-rittmeister Jacob Shaw. At least six of former members of the Belaia garrison, including George Learmonth, helped decisively turn back Prince Wladyslaw’s troops in intense fighting at Moscow’s Arbat Gates of Bely Gorod during defending Moscow against a Polish army. In that battle, Ensign George Learmonth’s bravery was on display ‘for all to see’. When Lieutenant David Edwards was killed in the defence of Moscow, the Irish soldiers in his company immediately petitioned to have George Learmonth replace him. Newly promoted Lieutenant Yuri Lermont received fifteen rubles per month. During the Smolensk War (1632–1634) he's Rittmeister of Moscouvite Reiters regiment of Charles d'Ebert, under command of Prince Semyon Prozorovsky, died in battle against units of Field Hetman of Lithuania Krzysztof Radziwiłł on 30 August 1633.

Example Output: b

Example Input: Question: When was the town where Vandervelde was born established? Passage:Janika Vandervelde was born in Ripon, Wisconsin, and grew up in nearby Green Lake, playing horn and piano starting at age five. She began composing in her teens. After undergraduate studies in music education at the University of Wisconsin–Eau Claire, she relocated to the Twin Cities of Minnesota, earning a doctorate in composition from the University of Minnesota (1985), where her teachers included Dominick Argento and Eric Stokes. She has taught intermittently at the University of Minnesota School of Music, and teaches regularly at Hamline University and at the Perpich Center for Arts Education, a residential high school for the arts in Golden Valley, Minnesota. Vandervelde is the author of Music by Kids for Kids, a composition curriculum designed for computer labs equipped with MIDI keyboards, published by the American Composers Forum. She was associate conductor of the Mississippi Valley Chamber Orchestra, and also served as music director at Wesley United Methodist Church in Minneapolis.

Example Output:
b