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: The book also discusses about similarities and differences between Indus Valley civilization and early Vedic civilization Link Information: none Question: What is one key difference between the Indus Valley civilization and early Vedic civilizations?
[EX A]: Answer: none

[EX Q]: Context: She signed a developmental contract with WWE in March 2011 Link Information: none Question: How old is the organization that Rhodes signed a contract with in 2011?
[EX A]: Answer: none

[EX Q]: Context: Obaika Racing entered competition in 2015. Link Information: none Question: Which raceway made the most money the year Obaika Racing entered competition, Daytona International Speedway or Richmond International Raceway?
[EX A]:
Answer: none