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: e fault returns onshore at Bolinas Lagoon just north of Stinson Beach in Marin County. Link Information:  Its county seat is San Rafael. Question: What is the county seat of Marin county?
[EX A]: Answer: San Rafael

[EX Q]: Context: The Bofors 37 mm anti-tank gun was an anti-tank gun designed by Swedish manufacturer Bofors in the early 1930s originally for Swedish use. Link Information: Located in Karlskoga, Sweden, the company originates from the hammer mill "Boofors", which was founded as a royal state-owned company in 1646. Question: How long had the company Bofors existed when they started manufacturing the Bofors 37 mm anti-tank gun
[EX A]: Answer: 284

[EX Q]: Context: his eldest son, Nicolas Walter Link Information: He never fully recovered and died seven years later, on May 6, 1977 Question: How old was Walter's oldest son when Walters passed away?
[EX A]:
Answer: 43