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'.

[EX Q]: Context: Burton spent the 2005 season with the Stockton Ports, another Oakland Single-A affiliate and went 4–4 with a 2.60 ERA. Link Information: The Stockton Ports are a Minor League Baseball team of the California League and the Class A-Advanced affiliate of the Oakland Athletics. They are located in Stockton, California Question: In what state was Burton playing when he went 4-4?
[EX A]: Answer: California

[EX Q]: Context: all cichlids in the lake are endemic to the Malawi system, which also includes nearby smaller Lake Malombe Link Information:  The lake is extremely shallow with an average depth of approximately eight feet, and during periods of dry weather the water level recedes and can even disappear. Question: How deep is the smaller lake that is part of the Malawi system?
[EX A]: Answer: eight feet

[EX Q]: Context: Liu Bei and his oath brothers Guan Yu and Zhang Fei swore allegiance to the Han Empire in the Oath of the Peach Garden Link Information: none Question: What was the combined age of Liu and his oath brothers when they took the Oath of the Peach Garden?
[EX A]:
Answer: none