In as stand alone citation, if there is content after the first space in a name, it is parese separately into and extra attribute.
[#foo bar]
In a citation on an insert, the entire citation field is included in the name:
>[#foo bar]
The citation should be parsed the same way in both cases.
Incidentally, this would provide a measure of support for referencing compound identifiers per #155.
In as stand alone citation, if there is content after the first space in a name, it is parese separately into and
extra
attribute.[#foo bar]