In this task, you're given a question, along with a context passage which has extra information available on certain terms mentioned in it. Your job is to determine which sentence(s) from the passage can be used to search for further information needed to answer the question.

Example Input: Question: How old was Beloff's husband when he died? Passage:Anne Beloff was born in 1921 in Hampstead to Simon Beloff and Marie Katzin. Her parents were of RussianJewish background, and her siblings included the historian Max Beloff, Baron Beloff, the psychologist John Beloff, the journalist Nora Beloff, and the politician Renee Soskin. She earned a degree in chemistry from University College London in 1942 before completing a PhD in the biochemistry of skin burns with Rudolph Peters at the University of Oxford. She visited Harvard Medical School in 1946 to perform research and returned to the UK in 1948. In the same year she married Ernst Boris Chain, a biochemist who had won the Nobel Prize in Physiology or Medicine in 1945, and moved with him to Rome.

Example Output: In the same year she married Ernst Boris Chain, a biochemist who had won the Nobel Prize in Physiology or Medicine in 1945, and moved with him to Rome

Example Input: Question: What was the name of Stephen's paternal grandfather? Passage:Stephen Tvrtko I (, / ; 1338 10 March 1391) was the first King of Bosnia. A member of the House of Kotromanic, he succeeded his uncle Stephen II as Ban of Bosnia in 1353. As he was a minor at the time, Tvrtko's father, Vladislav, briefly ruled as regent, followed by Tvrtko's mother, Jelena. Early in his personal rule, Tvrtko quarreled with his country's Roman Catholic clergy, but later enjoyed cordial relations with all the religious communities in his realm. After initial difficulties the loss of large parts of Bosnia to his overlord, King Louis I of Hungary, and being briefly deposed by his magnates Tvrtko's power grew considerably. He conquered some remnants of the neighbouring Serbian Empire in 1373, after the death of its last ruler and his distant relative, Uros the Weak. In 1377, he had himself crowned King of Bosnia and of Serbia, claiming to be the heir of Serbia's extinct Nemanjic dynasty.

Example Output: As he was a minor at the time, Tvrtko's father, Vladislav, briefly ruled as regent, followed by Tvrtko's mother, Jelena

Example Input: Question: How long had the Royal Navy been in existence for by the year Shilling became a chief master? Passage:Originally a petty officer in the Royal Navy, from this position he gradually raised himself to the higher ranks of the service, and on 30 May 1603 he became for life one of the six chief masters of the navy. In 1617 he obtained leave from the admiralty to take part in the fifth joint-stock voyage undertaken by the East India Company, and he sailed from Gravesend on 4 February as master of the Anne Royal, one of a squadron of five, under the command of Martin Pring. On 6 February Maurice Abbot, Deputy-governor of the EIC mustered the men, paid their wages and the fleet left the Downs on 5 March. They arrived at Saldanha Bay (now Table Bay) on 21 June. On the voyage the fleet captured a Portuguese vessel from Mozambique, the Don Pedro de Almeyda, laden with a cargo of 50 quintals of elephants' teeth. The ships arrived at Surat in September 1617 whereupon on the orders of Sir Thomas Roe, English ambassador to the Mughal Emperor Jahangir, Shilling departed Swally for the Red Sea. He arrived off Mocha on 13 April 1618 and was successful in obtaining a firman from the local ruler for the English to trade there and at Aden. He was subsequently placed in command of the Angel, a vessel formerly belonging to the Dutch East India Company, and in it he conveyed home Sir Thomas Roe. He arrived in England in the autumn of 1618. The EIC immediately obtained leave from the Duke of Buckingham to employ him on another voyage. On 25 March 1620 Shilling sailed from Tilbury on board the London as chief commander of a squadron of four vessels.

Example Output:
Originally a petty officer in the Royal Navy, from this position he gradually raised himself to the higher ranks of the service, and on 30 May 1603 he became for life one of the six chief masters of the navy