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# AWS::IoTTwinMaker::Entity Relationship
<a name="aws-properties-iottwinmaker-entity-relationship"></a>

The entity relationship.

## Syntax
<a name="aws-properties-iottwinmaker-entity-relationship-syntax"></a>

To declare this entity in your CloudFormation template, use the following syntax:

### JSON
<a name="aws-properties-iottwinmaker-entity-relationship-syntax.json"></a>

```
{
  "[RelationshipType](#cfn-iottwinmaker-entity-relationship-relationshiptype)" : String,
  "[TargetComponentTypeId](#cfn-iottwinmaker-entity-relationship-targetcomponenttypeid)" : String
}
```

### YAML
<a name="aws-properties-iottwinmaker-entity-relationship-syntax.yaml"></a>

```
  [RelationshipType](#cfn-iottwinmaker-entity-relationship-relationshiptype): String
  [TargetComponentTypeId](#cfn-iottwinmaker-entity-relationship-targetcomponenttypeid): String
```

## Properties
<a name="aws-properties-iottwinmaker-entity-relationship-properties"></a>

`RelationshipType`  <a name="cfn-iottwinmaker-entity-relationship-relationshiptype"></a>
The relationship type.  
*Required*: No  
*Type*: String  
*Pattern*: `.*`  
*Minimum*: `1`  
*Maximum*: `256`  
*Update requires*: [No interruption](https://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/using-cfn-updating-stacks-update-behaviors.html#update-no-interrupt)

`TargetComponentTypeId`  <a name="cfn-iottwinmaker-entity-relationship-targetcomponenttypeid"></a>
the component type Id target.  
*Required*: No  
*Type*: String  
*Pattern*: `[a-zA-Z_\.\-0-9:]+`  
*Minimum*: `1`  
*Maximum*: `256`  
*Update requires*: [No interruption](https://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/using-cfn-updating-stacks-update-behaviors.html#update-no-interrupt)