instruction:
In this task, you're given a context, 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 context 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 context or linked information.
question:
Context: During the reign of King Edward the Confessor a lady called Elviva (probably a Latin rendering of the Old English name Ælfgifu), held the manor of Ambrosden. The Domesday Book records that by 1086 she had been replaced by Hugh d'Ivry Link Information: none Answer: none
answer:
How long did Elviva hold the manor before being replaced?


question:
Context: Ross became an assistant professor at St. Louis University in 1935 Link Information: Eric Temple Bell (February 7, 1883 – December 21, 1960)  Answer: 52
answer:
How old was Eric Temple Bell when Ross was an assistant professor at St. Louis University?


question:
Context: During the winter 2017–18 transfer window OH Leuven signed Kawin Thamsatchanan, captain of the Thailand national football team Link Information: none Answer: none
answer:

Who were the members of Thailand national  football team when their captain, Kawin Thamsatchanan, signed with OH Leuven?