Readonly
singleReadonly
termContains the constant "BlankNode".
Readonly
valueBlank node name as a string, without any serialization specific prefixes, e.g. when parsing, if the data was sourced from Turtle, remove _:, if it was sourced from RDF/XML, do not change the blank node name (example: blank3).
A blank node that is scoped to a set of bindings.