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'.

[Q]: 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?
[A]: Answer: none

[Q]: Context: Her R&B-influenced debut studio album Can't Take Me Home (2000) was certified double-platinum in the United States Link Information: n 1989, the sales thresholds for singles were reduced to 500,000 for Gold and 1,000,000 for Platinum, Question: How many albums needs to be sold to be considered double platinum?
[A]: Answer: 1000000

[Q]: Context: On television, Yulin appeared in in the episode "Duet". Link Information: none Question: In what year did Harris Yulin appear in Duet?
[A]:
Answer: none