fix link

Author: PatrickFarley

articles/cognitive-services/Face/concepts/face-recognition.md

@@ -30,7 +30,7 @@ The recognition operations use mainly the following data structures. These objec
 |[FaceList](https://westus.dev.cognitive.microsoft.com/docs/services/563879b61984550e40cbbe8d/operations/563879b61984550f3039524b) or [LargeFaceList](https://westus.dev.cognitive.microsoft.com/docs/services/563879b61984550e40cbbe8d/operations/5a157b68d2de3616c086f2cc)| This data structure is an assorted list of PersistedFace objects. A FaceList has a unique ID, a name string, and optionally a user data string.|
 |[Person](https://westus.dev.cognitive.microsoft.com/docs/services/563879b61984550e40cbbe8d/operations/563879b61984550f3039523c)| This data structure is a list of PersistedFace objects that belong to the same person. It has a unique ID, a name string, and optionally a user data string.|
 |[PersonGroup](https://westus.dev.cognitive.microsoft.com/docs/services/563879b61984550e40cbbe8d/operations/563879b61984550f30395244) or [LargePersonGroup](https://westus.dev.cognitive.microsoft.com/docs/services/563879b61984550e40cbbe8d/operations/599acdee6ac60f11b48b5a9d)| This data structure is an assorted list of Person objects. It has a unique ID, a name string, and optionally a user data string. A PersonGroup must be [trained](https://westus.dev.cognitive.microsoft.com/docs/services/563879b61984550e40cbbe8d/operations/563879b61984550f30395249) before it can be used in recognition operations.|
-|PersonDirectory | This data structure is like **LargePersonGroup** but offers additional storage capacity and other added features. For more information, see [Use the PersonDirectory structure](Face-API-How-to-Topics/use-persondirectory.md).
+|PersonDirectory | This data structure is like **LargePersonGroup** but offers additional storage capacity and other added features. For more information, see [Use the PersonDirectory structure](../Face-API-How-to-Topics/use-persondirectory.md).
 
 ## Recognition operations