In this task, you're given a question, along with a context passage. The passage will not have a direct answer to the question, but can include some information and a clue for the answer. Assuming you can only obtain information about one entity in the passage, your job is to determine whether information from the passage can be used to answer the question. Indicate your choice as `a` for Yes or `b` for No.

[EX Q]: Question: Who was the first commander of the military unit Cyril Isaac served in during world war 1? Passage:He was born in Brunswick to Congregationalist minister Abraham Isaac and Mary Judd. He attended state schools and became a schoolteacher, working for the Victorian Education Department from 1900. On 3 September 1907 he married Elizabeth Brown, with whom he had four children. In 1913 he was appointed a supervisor of school gardening, and pioneered several early initiatives in this area. During World War I he served with the 58th Battalion, and after the war he spent time in England studying horticulture. He ran a nursery at Noble Park from 1922. From 1928 to 1931 and 1937 to 1940 he was a member of Dandenong Shire Council, and he was also chairman of Associated Nurseries Pty Ltd from 1932 to 1965 and president of the Nurserymen and Seedsmen's Association from 1936 to 1937. In 1940 he was elected to the Victorian Legislative Council as a United Australia Party member for South Eastern Province. While in the Council he ran a Save the Forests campaign, which evolved into the National Resources Conservation League in which Isaac played a leading role. He lost Liberal and Country Party endorsement in 1952 and was defeated running as an independent candidate. In 1956 he was appointed an Officer of the Order of the British Empire. Isaac died at Footscray in 1965.

[EX A]: b

[EX Q]: Question: Who did Ronald Plasterk defeat in the 2010 election? Passage:After the election of 2006 Plasterk was appointed as Minister of Education, Culture and Science in the Cabinet Balkenende IV, taking office on 22 February 2007. The Cabinet Balkenende IV fell on 20 February 2010 after tensions in the coalition over the extension of the Dutch involvement in the Task Force Urozgan of the International Security Assistance Force (ISAF) in Afghanistan and continued to serve in a demissionary capacity until the Labour Party cabinets members resigned on 23 February 2010. Plasterk was elected as a Member of the House of Representatives after the election of 2010, taking office on 17 June 2010 serving as a frontbencher and spokesperson for Finances. After the Leader of the Labour Party and Parliamentary leader of the Labour Party in the House of Representatives Job Cohen announced that he was stepping down as Leader and Parliamentary leader in the House of Representatives following increasing criticism on his leadership, Plasterk announced his candidacy to succeed him. Plasterk lost the leadership election to fellow frontbencher Diederik Samsom on 16 March 2012. After the election of 2012 Plasterk was appointed as Minister of the Interior and Kingdom Relations in the Cabinet Rutte II, taking office on 5 November 2012. Plasterk took a medical leave of absence from 29 June 2016 until 16 September 2016 during which Minister for Housing and the Central Government Sector Stef Blok served as acting Minister of the Interior and Kingdom Relations. On 10 September 2016 Plasterk announced announced his retirement from national politics and that he wouldn't stand for the election of 2017. The Cabinet Rutte II was replaced by the Cabinet Rutte III following the cabinet formation of 2017 on 26 October 2017.

[EX A]: a

[EX Q]: Question: Who was older at the time John Milne Jnr's aeroplane went missing, Thomas Andrews or Wilfrid Spender? Passage:Barbour married Elise Barbour, a distant relative (b. Paterson, New Jersey, USA in 1873); Lady Barbour died at their home, Conway House, Dunmurry, in 1910. The couple had three daughters and one son, John Milne Jnr., whose aeroplane went missing whilst flying over the Irish sea in 1937. John was a civilian pilot (a former competitor in the King's Cup Race) who would fly home at the weekends from the Barbour factory in Glasgow, where he worked during the week. Barbour's sister, Helen, married Thomas Andrews, architect of the Titanic. Barbour was a Freemason. He was described by diarist Lillian Dean, later Lady Spender (wife of Sir Wilfrid Spender) as "a curious man who looks like a stage Mephistopheles but is given to preaching in dissenting chapels." A deeply religious man throughout his life he served on as a Member of the General Synod of the Church of Ireland. presented the East Window to Christ Church Cathedral, Lisburn, in memory of his wife and son. The baronetcy became extinct upon his death, Barbour was predeceased by his son.

[EX A]:
b