Given the task definition and input, reply with output. In this task, you're given a passage, further information available on a particular linked term from the statement, and an answer term. Your job is to generate a question that can use the information provided to obtain the given answer. You should use the information on both passage and link information to create the question. Note that the answer to the question should be exactly the given answer, and if the answer is none, the answer to the question shouldn't be obtainable from the passage or linked information.

Passage: The Capture of Jenin occurred on 20 September 1918, during the Battle of Sharon which together with the Battle of Nablus formed the set piece Battle of Megiddo fought between 19 and 25 September during the last months of the Sinai and Palestine Campaign of the First World War. During the cavalry phase of the Battle of Sharon carried out by the Desert Mounted Corps, the 3rd Light Horse Brigade, Australian Mounted Division attacked and captured the town of Jenin located on the southern edge of the Esdraelon Plain (also known as the Jezreel Valley and the plain of Armageddon) behind the front line in the Judean Hills. The Australian light horse captured about 2,000 prisoners, the main supply base and the ordnance depot of the Seventh and the Eighth Armies in and near the town. They also cut the main road from Nablus and a further 6,000 Ottoman Empire and German Empire prisoners, were subsequently captured as they attempted to retreat away from the Judean Hills.
Link Information: The Battle of Sharon fought between 19 and 25 September 1918 Answer: 6
How many days long was the battle during which the Capture of Jenin occurred?