Resolves the reference against the base URL in scope where it was drawn from, as the xml and html
parsers record it, so that a consumer works on an absolute IRI however deeply the reference sat in the document it
came from. A tree stating no base URL, as one parsed from text under no stated base does, leaves the reference as it
stands, as does a value an expression computed.
Reads a selected value as a link.
Resolves the reference against the base URL in scope where it was drawn from, as the xml and html parsers record it, so that a consumer works on an absolute IRI however deeply the reference sat in the document it came from. A tree stating no base URL, as one parsed from text under no stated base does, leaves the reference as it stands, as does a value an expression computed.