+ element mp:literalTransform { xsd:string }?,
+ element mp:urlRecipe { xsd:string }?,
+ element mp:zurl { xsd:string },
+ element mp:cfAuth { xsd:string }?,
+ element mp:cfProxy { xsd:string }?,
+ element mp:cfSubDB { xsd:string }?,
+ element mp:contentConnector { xsd:string }?,
+ element mp:sortStrategy { xsd:string }?,
+ element mp:sortmap_author { xsd:string }?,
+ element mp:sortmap_date { xsd:string }?,
+ element mp:sortmap_title { xsd:string }?,
+ element mp:extraArgs { xsd:string }?,
+ element mp:rpn2cql { xsd:string }?,
+ element mp:retryOnFailure { xsd:string }?