# derivationOf

This property references another resource from which the current resource is derived by e.g. downsampling audio or video file, or extracting text from a PDF.

This property has a complementary: [hasDerivation](https://ldaca.gitbook.io/metadata-for-language-data/properties/hasderivation)

The value of the property is expected to be one of these types:\
[PrimaryMaterial](https://ldaca.gitbook.io/metadata-for-language-data/defined-terms/primaryresource)\
[Annotation](https://ldaca.gitbook.io/metadata-for-language-data/defined-terms/annotation)

This property is used on the type:\
[DerivedMaterial](https://ldaca.gitbook.io/metadata-for-language-data/defined-terms/derivedresource)