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: How many lands did the owner of Ullenhall have in total? Passage:The manor is recorded in the Domesday Book where it is listed as Holehale, one of the lands of Robert de Stafford. "In Ferncombe Hundred in Holehale (Ullenhall) 1 hide. Land for 15 ploughs. 17 villagers and 11 smallholders with 6 ploughs. Woodland ½ league long and 1 furlong wide. The value was and is £3 Waga held it." Waga, whose name is preserved in the nearby village of Wootton Wawen, was one of the witness's to Earl Leofric's, husband of Lady Godiva, foundation of the monastery at Coventry during the first year of the reign of Edward the Confessor (1042/3). His lands extended beyond those at Ullenhall, but, following the Conquest, Ullenhall was bestowed by the conqueror on Robert de Stafford, descended from the de Tonei family and who had fought stoutly with Duke William against King Harold. He made Stafford his principal seat, where he had a strong castle and assumed his surname from thence.

Example Output: b

Example Input: Question: Did Melville's wife die before his father? Passage:He was born in Edinburgh on 14 March 1771, the only son of Henry Dundas, 1st Viscount Melville, and his first wife, the former Elizabeth Rannie (1751–1843). Educated at the Royal High School, Edinburgh, he went in 1786 with his tutor John Bruce on a continental tour and enrolled at Göttingen University. He studied afterwards at the University of Edinburgh and at Emmanuel College, Cambridge, and was admitted at Lincoln's Inn in 1788. After a successful attempt at law he became his father's private secretary from 1794, though he was brought in as MP for Hastings in 1794, and then Rye in 1796. The same year, on 29 August, he married an heiress, Anne Saunders (died 10 Sept 1841), and took her name beside his own. They had four sons and two daughters; their eldest son, Henry Dundas, later third Viscount Melville, became an army officer while their second son, Richard Saunders Dundas, became First Naval Lord.

Example Output: b

Example Input: Question: Is the gold field Taylor relocated for in 1894 still operational as a mine? Passage:Taylor was born in 1861 in Peckham, to John and Mary Jane Cash. He worked in stockbroker's office in London and in 1880s he emigrated to South Africa and than to Western Australia in early 1890 following the Ashburton rush. In January 1891, he settled in Southern Cross, where he worked as a merchant and stockbroker. Three years later, he moved his operations at Coolgardie, where a promising gold field had been just discovered. Sitting at the town council, he was elected on 3 August 1896 one of the three members of the Western Australian Legislative Council for the East Province. He was one of the ten Western Australia representatives at the 1897-1898 Australasian Federal Convention, which prepared the federation. He left the council in 1899 to focus on speculative developments. He made estimated 250,000 pounds in speculating in Australia, before moving back to Europe to speculate on London Stock Exchange.

Example Output:
b