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
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Q: Context: e finally joined No. 66 Squadron RFC in Italy on 10 March 1918. He was assigned to "C" Flight, flying a Sopwith Camel single seat fighter, Link Information: On the 24th of February 1941 the squadron moved to RAF Exeter, before moving again in April to RAF Perranporth in Cornwall to operate fighter sweep missions over the Channel. It moved to Portreath in December 1941 and re-equipped with the Spitfire V. Question: What aircraft beside the Sopwith Camel did No. 66 Squadron RFC operate?

A: Answer: Spitfire V.
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Q: Context: India is officially a secular nation, a concept legalised in the constitution of India. Link Information: 
It was adopted by the Constituent Assembly of India on 26 November 1949 and became effective on 26 January 1950.  Question: What was the document that made India an officially secular nation ratified?

A:
Answer: 26 November 1949
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