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# SemanticContentDescriptor.Specification

A type that specifies how the system resolves a semantic content descriptor.

```
typealias Specification = some ResolverSpecification
```

## Discussion

This type is part of the internal mechanism that App Intents uses to process visual intelligence data and to determine how the system resolves a [`SemanticContentDescriptor`](/documentation/VisualIntelligence/SemanticContentDescriptor) instance.

---

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