instruction:
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'.
question:
Context: , Upper Paleolithic tools made of fossil wood have been found in the Haora and Khowai valleys. Link Information: none Question: Which is the oldest valley that Upper Paleolithic tools were found in?
answer:
Answer: none


question:
Context: Lawson accepted an offer from Yamaha to contest the 500cc World Championship as Kenny Roberts' teammate for the 1983 season. Link Information: none Question: Which season did Lawson win the most races?
answer:
Answer: none


question:
Context: Emil Kirdorf was born at Mettmann, Rhine Province. Link Information: none Question: How many people live in the city where Kirdorf was born?
answer:

Answer: none