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Tier | Language | Enabling elements | Contextual classes |
A | At least 25% of the metadata elements from edm:ProvidedCHO class that are relevant have at least one language qualified value | At least one metadata element from one of the ‘Discovery scenario’ groups present in the edm:ProvidedCHO class | None |
B | At least 50% of the metadata elements from edm:ProvidedCHO class that are relevant have at least one language qualified value | At least three distinct metadata elements taken from two distinct ‘Discovery scenario’ groups present in the edm:ProvidedCHO class | At least one contextual class with all minimum required elements, OR link to LOD vocabulary |
C | At least 75% of the metadata elements from edm:ProvidedCHO class that are relevant have at least one language qualified value | At least four distinct metadata elements taken from two distinct ‘Discovery scenario’ groups present in the edm:ProvidedCHO class | At least two contextual classes with all minimum required elements, OR links to LOD vocabularies |
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