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

[Q]: Context : Honora Josephine Yvonne Scannell is Professor of Environmental Law in Trinity College, Dublin Law School, Ireland. 
Question : What university did Yvonne Scannell attend?
[A]: Trinity College


[Q]: Context : María Elena Perla López Loyo (born 2 April 1951) is a Mexican politician from the Institutional Revolutionary Party. 
Question : What kind of  occupation does Perla López Loyo have?
[A]: politician


[Q]: Context : Service Modeling Language (SML) and Service Modeling Language Interchange Format (SML-IF) are a pair of XML-based specifications created by leading information technology companies that define a set of XML instance document extensions for expressing links between elements, a set of XML Schema extensions for constraining those links, and a way to associate Schematron rules with global element declarations, global complex type definitions, and/or model documents. 
Question : Which is the basis of Service Modeling Language?
[A]:
XML