Generate a correct and concise answer for the question based on the words in the context.

Q: Context : Shiira used WebKit for rendering and scripting. 
Question : Which is the basis of Shiira?

A: WebKit
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Q: Context : Antonio Machín (Antonio Abad Lugo Machín; 11 February 1903, in Sagua la Grande, Cuba -- 4 August 1977, in Madrid) was a Cuban singer and musician. 
Question : The year Antonio Machín died was what?

A: 4 August 1977
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Q: Context : The Parks Canada Agency was established as a separate service entity in 1998, and falls under the responsibility of Environment Canada. 
Question : What company is Parks Canada part of?

A:
Environment Canada
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