This meta-property of the datatype Text is used to annotate properties in Open Research with regard to their relevance in the context of the ConfIDent project.

It has the following allowed values:

mandatory
recommended
optional

Usage guideline

All Open Research properties that must be used to describe an academic event or event series need to be annotated with this property and the value mandatory.

All Open Research properties that should be used to describe an academic event or event series need to be annotated with this property and the value recommended.

All Open Research properties that can be used to describe an academic event or event series need to be annotated with this property and the value optional.

Usage1Constraint schema

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Filter<p>The <a rel="nofollow" class="external text" href="https://www.semantic-mediawiki.org/wiki/Help:Property_page/Filter">search filter</a> allows the inclusion of <a rel="nofollow" class="external text" href="https://www.semantic-mediawiki.org/wiki/Help:Query_expressions">query expressions</a> such as <code>~</code> or <code>!</code>. The selected <a rel="nofollow" class="external text" href="https://www.semantic-mediawiki.org/wiki/Query_engine">query engine</a> might also support case insensitive matching or other short expressions like:</p><ul><li><code>in:</code> result should include the term, e.g. '<code>in:Foo</code>'</li></ul><ul><li><code>not:</code> result should to not include the term, e.g. '<code>not:Bar</code>'</li></ul>

Showing 1 page using this property.

T

TibKatId +

optional +

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{
    "type": "PROPERTY_CONSTRAINT_SCHEMA",
    "constraints": {
        "type_constraint": "_txt",
        "allowed_values": [
            "mandatory",
            "recommended",
            "optional"
        ]
    }
}

Property:Usage obligation

Usage guideline

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