TASK DEFINITION: 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.
PROBLEM: Question: Who was the head of the Gambia when Cham Joof was born? Passage:Cham Joof was born on 22 October 1924 at 7 Griffith Street (Half-Die) in Bathurst now Banjul, the capital of the Gambia. He came from a Serer and Wolof background. He was the third child and the eldest son of Ebrima Joof (18871949) and Aji Anna Samba (1896 9 April 1977). On his father's side (the Joof family), he was a descendant of the Joof Dynasty of Sine and Saloum, and the Njie Dynasty of Jolof. On his mother's side, he was the great grand-nephew of Tafsir Sa Lolly Jabou Samba a 19th-century Senegambian jihadist, military strategists and advisor to Maba Diakhou Ba and one of the commanders of his army. Cham Joof was the elder brother of Gambian barrister Alhaji Bai Modi Joof.

SOLUTION: Cham Joof was born on 22 October 1924 at 7 Griffith Street (Half-Die) in Bathurst now Banjul, the capital of the Gambia

PROBLEM: Question: In which state did the siege of Vicksburg take place? Passage:At the beginning of the Civil War, he became a lieutenant and adjutant of the 13th Iowa Infantry Regiment. He fought at the battle of Shiloh and Corinth. He served as assistant adjutant general in the XVII Corps during the siege of Vicksburg and assistant adjutant general to the Army of the Tennessee during the Atlanta Campaign. He was made a brevet brigadier general for service in the Atlanta Campaign and was assigned to an infantry brigade in the XV Corps during the Carolinas Campaign, but was only lightly engaged in fighting. He rose to the full rank of brigadier general of volunteers (1865), and was made a brevet major general at the close of the same year for gallant and meritorious services during the war.

SOLUTION: He served as assistant adjutant general in the XVII Corps during the siege of Vicksburg and assistant adjutant general to the Army of the Tennessee during the Atlanta Campaign

PROBLEM: Question: Which league was Belper Town F.C. playing in when Ball picked up an ankle injury? Passage:In July 2011, Ball signed a new three-year contract, which extended his stay at the Pride Park club until at least 2014. Ball scored his first senior goal for the club in a 21 win at home to Bristol City on 10 December 2011. Ball then scored the opening goal of the game against West Ham which was a great curling effort form the edge of the area after being played in by Nathan Tyson, this was the second former England goal keeper (Robert Green) he had scored against after scoring his first goal against David James. Ball scored his 3rd goal for derby, which proved to be the winner against Coventry City, once again this proved to be a goal against an internationally capped goal keeper in Joe Murphy who at the time had been capped twice by the Republic of Ireland. Ball became a regular in the Rams matchday 16 until he picked up an ankle injury in a reserves game against Belper Town on 26 March 2012. Ball returned from injury a 32 reserve win against Sunderland Reserves in the Totesport Cup semi-final game on 19 April 2012, playing the whole 90 minutes in central defence.

SOLUTION:
Ball became a regular in the Rams matchday 16 until he picked up an ankle injury in a reserves game against Belper Town on 26 March 2012