Teacher:In this task, you're given a statement, further information available on a particular linked term from the statement, and a question. Your job is to generate the answer to the question by using the information provided. If there is no clear answer obtainable, output 'none'.
Teacher: Now, understand the problem? Solve this instance: Context: In 1154, King Henry II granted the Abbot of Cerne the right of wreck for the island Link Information: In 1154, King Henry II granted the Abbot of Cerne the right of wreck for the island Question: How many years were there between the granting of the right of wreck to the Abbot of Cerne and the death of Henry II?
Student:
Answer: 35