Re: creator and author syntax question

Thinking about this specific case, where the only roleName in the article
is "coauthor", I would simplify and express everything using a simple
"creator" property.

Dan

On Wed, 17 Feb 2021 at 09:11, Richard Wallis <
richard.wallis@dataliberate.com> wrote:

> What Dan said...
>
> Plus: The Google Rich Results Test Tool is only testing for the attributes
> that are significant to their [Google's] implementation of Rich Results in
> their services.  It is not a general Schema.org test tool such as the Structured
> Data Linter <http://linter.structured-data.org/>, JSON-LD Playground
> <https://json-ld.org/playground/>, etc.
>
> ~Richard.
>
>
> Richard Wallis
> Founder, Data Liberate
> http://dataliberate.com
> Linkedin: http://www.linkedin.com/in/richardwallis
> Twitter: @rjw
>
>
>
> On Wed, 17 Feb 2021 at 09:02, Dan Brickley <danbri@google.com> wrote:
>
>> I believe this is because Google (alongside many others) hasn't much
>> support for the Role construction. In retrospect I believe it was too
>> general - providing a cross-domain modeling structure as well as vocabulary
>> to describe contributor roles, it ended up not doing either very well. The
>> markup probably looks OK for "author" because it isn't a property being
>> checked for, since "creator" is generally the more widely adopted term. I
>> started a thread on Twitter earlier this week exploring ways of improving
>> our (Schema.org's) coverage of contributor roles, including connection to
>> related initiatives like https://www.niso.org/standards-committees/credit
>> and others. https://twitter.com/danbri/status/1361197025065320449
>>
>> Dan
>>
>> On Wed, 17 Feb 2021 at 08:48, Lulin Song <song@ldeo.columbia.edu> wrote:
>>
>>> Hi schema.org,
>>>
>>> I am working on JSON-LD content for 'Dataset' type. The dataset has
>>> multiple authors. I used Google Rich Results Test Tool.
>>> https://search.google.com/test/rich-results?utm_campaign=sdtt&utm_medium=message
>>>
>>> The following 'author' syntax is correct according the test tool. But if
>>> I replaced 'author' with 'creator', the tool said 'Invalid object type for
>>> field "creator". I read through schema.org documents, it seems both
>>> should work. Can someone explain why it failed on 'creator'?
>>> "author": [
>>> {
>>> "@type": "Role", "roleName": "Lead Author",
>>> "author": [
>>> {
>>> "@type": "Person",
>>> "name": "C E Nehru",
>>> "givenName": "C",
>>> "familyName": "Nehru"
>>> }
>>> ]
>>> },
>>> {
>>> "@type": "Role", "roleName": "Coauthor",
>>> "author": [
>>> {
>>> "@type": "Person",
>>> "name": "Martin Prinz",
>>> "givenName": "Martin",
>>> "familyName": "Prinz"
>>> },
>>> {
>>> "@type": "Person",
>>> "name": "Eric Dowty",
>>> "givenName": "Eric",
>>> "familyName": "Dowty"
>>> },
>>> {
>>> "@type": "Person",
>>> "name": "Klaus Keil",
>>> "givenName": "Klaus",
>>> "familyName": "Keil"
>>> }
>>> ]
>>> }
>>> ],
>>>
>>> Thanks,
>>> Lulin Song
>>> Geoinformatics
>>> Lamont-Doherty Earth Observatory
>>> Columbia University
>>>
>>>
>>>