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'.

Context: The first complete Tosca recording was made in 1918, using the acoustic process. Link Information: none Question: How long after the acoustic press being invented was the first complete Tosca recording made?
Answer: none

Context: The NASCAR All-Star Open qualifying race and NASCAR All-Star Race are also broadcast on MRN, despite being held at Charlotte Motor Speedway, the headquarters of SMI. Link Information: The Monster Energy NASCAR All-Star Race, formerly known as The Winston from 1985 to 2003, the Nextel All-Star Challenge from 2004 to 2007, then the Sprint All-Star Race from 2008 to 2016 Question: When was the first NASCAR All-Star Race organized?
Answer: 1985 

Context: He completed naval aviation jet training at Naval Air Station Kingsville, Texas, receiving his aviator wings in May 1969. He was then assigned to the Advanced Jet Training Command (VT-21) where he served as an instructor from May 1969 to March 1971. Link Information: none Question: How many students graduated from the United States Naval Academy the year that Smith stopped serving as an instructor in Texas?

Answer: none