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: What comes with the title given to Javanshir after he allied with the Byzantine Empire? Passage:Javanshir was known for his bravery and intelligence; he fought against the Arabs during the Muslim conquest of Persia on the side of the Sasanian Empire, and was rewarded by the Sasanian king Yazdegerd III himself two golden spears, two golden shields and a flag, probably the Drafsh e Kavian. In 636, he led an Albanian army, which alongside the Armenian prince Mushegh III Mamikonian and Grigor of Syunik, took part in the Battle of al-Qādisiyyah between the Persian and Arab armies. However, the Sasanians were defeated, which made Javanshir lose hope. He then made a mutiny against his overlords and retreated to Caucasian Albania. Where he wrote a letter to Constans II and became ally with the Byzantine Empire. He was then awarded with the title of patrikios, and recognized as king of the East. He also married to a noble from a princely family of Syunik.


Output: b


Input: Consider Input: Question: Which opera that Brambilla performed at Teatro Carcano was written first? Passage:After her professional debut in 1831, Brambilla initially sang in several smaller opera houses in northern Italy but in 1833 scored a considerable success at Milan's Teatro Carcano singing Agnese in Bellini's Beatrice di Tenda and the leading soprano role in Fioravanti's Le cantatrici villane. She then appeared on Russia at the Odessa Opera House, which at the time specialised in Italian opera. Upon her return to Milan in 1837, she sang with her sister Marietta at La Scala in the world premiere of In morte di Maria Malibran de Bériot, a cantata in memory of Maria Malibran composed by Gaetano Donizetti, Giovanni Pacini, Saverio Mercadante, Nicola Vaccai and Pietro Antonio Coppola. After singing in Barcelona, she returned to La Scala for the 1839/1840 season in Mercadante's Le due illustri rivali and the world premieres of Mazzucato's I corsari and Coccia's Giovanna II.


Output: a


Input: Consider Input: Question: Who was older the year Rowley was born, Dugdale or Ewing? Passage:Alexander Andrew Penman Rowley (born 30 November 1963) is a Scottish Labour politician and current Shadow Cabinet Secretary for Communities and Local Government. He served as the Deputy Leader of the Scottish Labour Party from 2015 to 2017. He also briefly served as interim leader of the party in 2017 following the resignation of Kezia Dugdale. He is currently an additional member of the Scottish Parliament for Mid Scotland and Fife. First elected at the Cowdenbeath by-election in January 2014 for the Cowdenbeath constituency, he lost the seat to Annabelle Ewing of the SNP in the 2016 Scottish Parliament election but was re-elected to the Scottish Parliament as an additional member for Mid Scotland and Fife. He is described as representing the left-wing of the Labour party.



Output: a