Conversion for MARC field 758 is documented in two different ways in spec 2.6.0 from MARC to BIBFRAME.
In the file loaded from web page https://www.loc.gov/bibframe/mtbf/ (Fields 720, 740-758 - Added Entries - v2.4, 11/22/2023) the rule is: if $1 exists, create secondary Instance(s) to existing Work ; add rdf:resource="http://id.loc.gov/ontologies/bflc/SecondaryInstance"
And in the file loaded from Github (Fields 720, 740-754 - Added Entries - v2.4, 07/20/2023) the rule is: create secondary Instance(s) to existing Work ; add rdf:resource="http://id.loc.gov/ontologies/bflc/SecondaryInstance"
The first one is the right one, isn’t it?
Conversion for MARC field 758 is documented in two different ways in spec 2.6.0 from MARC to BIBFRAME. In the file loaded from web page https://www.loc.gov/bibframe/mtbf/ (Fields 720, 740-758 - Added Entries - v2.4, 11/22/2023) the rule is: if $1 exists, create secondary Instance(s) to existing Work ; add rdf:resource="http://id.loc.gov/ontologies/bflc/SecondaryInstance" And in the file loaded from Github (Fields 720, 740-754 - Added Entries - v2.4, 07/20/2023) the rule is: create secondary Instance(s) to existing Work ; add rdf:resource="http://id.loc.gov/ontologies/bflc/SecondaryInstance" The first one is the right one, isn’t it?