<recordInfoSet>: link in recommendation is broken
http://www.lido-schema.org/schema/v1.1/lido-v1.1-public-beta.html#recordInfoSet
For an attribute the element holds:
LIDO Terminology for Record Metadata Information Set type_ (http://www.lido-schema.org/schema/v1.1/accompanying-document.html#recordInfosSet_type)
Remove “s” ("recordInfosSet)in the link
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