relationshipType property differentiates between relationships for different entities. Check out the other schema reference pages for each entity’s supported relationships.
| Property | Description | Type | Cardinality |
|---|---|---|---|
author | Author of content | String | 1 |
attributionStatement | Textual credit that acknowledges the source or creator of a work, included when required by the content’s license (e.g., Creative Commons BY); specifies how the creator should be attributed in accordance with the license terms | String | 1 |
ccssLCCount | Number of LearningComponents supporting the standard | Integer | 1 |
connectionType | Specifies whether the strategy supports or improves the target factor | String | 1 |
dateCreated | Date the item was created | Date | 0..1 |
dateModified | Date the item was most recently modified | Date | 0..1 |
description | Description of the item | String | 1 |
factorCategory | Category of the target factor | String | 0..1 |
identifier | Identifier of the item, either as textual strings or as URL (URI) links | String | 1 |
jaccard | Proportion of shared LCs, calculated as the size of the intersection ÷ size of the union of LC sets; range: (0, 1] | Float | 1 |
license | License document that applies to this content, typically indicated by URL | String | 1 |
provider | Service provider, service operator, or service performer | String | 1 |
relationshipType | Normalized value that defines the semantic meaning of the connection between the source and target entities (e.g., hasChild, supports, buildsTowards) | String | 1 |
sharedLCCount | Number of LearningComponents supporting both the state and standard | Integer | 1 |
sourceEntity | Type of entity from which the relationship originates; specifies the class or category of the starting node in the connection | String | 1 |
sourceEntityKey | Name of the property within the source entity that contains its unique identifier; used to locate and reference the entity in the dataset | String | 1 |
sourceEntityValue | Identifier of the entity where the relationship originates; represents the starting point of the connection | String | 1 |
stateLCCount | Number of LearningComponents supporting the state standard | Integer | 1 |
targetEntity | Type of entity to which the relationship points; specifies the class or category of the ending node in the connection | String | 1 |
targetEntityKey | Name of the property within the target entity that contains its unique identifier; used to locate and reference the entity in the dataset | String | 1 |
targetEntityValue | Identifier of the entity the relationship points to; represents the endpoint or destination of the connection | String | 1 |
Example relationship between an Activity and StandardsFrameworkItem
{
"type": "relationship",
"identifier": "58de2d2a-34b2-512f-a14d-389b8840aa52",
"label": "hasEducationalAlignment",
"properties": {
"license": "https://creativecommons.org/licenses/by/4.0/",
"targetEntity": "StandardsFrameworkItem",
"attributionStatement": "Knowledge Graph is provided by Learning Commons under the CC BY-4.0 license. Learning Commons received the scope and sequence of the Illustrative Mathematics 360 curriculum under CC BY-4.0 from Illustrative Mathematics.",
"identifier": "58de2d2a-34b2-512f-a14d-389b8840aa52",
"curriculumAlignmentType": "addressing",
"provider": "Learning Commons",
"sourceEntity": "Activity",
"sourceEntityKey": "identifier",
"alignmentType": "teaches",
"author": "Illustrative Mathematics",
"targetEntityKey": "caseIdentifierUUID",
"relationshipType": "hasEducationalAlignment"
},
"source_identifier": "im:3c223476-a9f5-568d-8176-0ee31861723b",
"source_labels": ["Activity"],
"target_identifier": "827a633a-b88a-5ce9-8a7a-18369c547363",
"target_labels": ["StandardsFrameworkItem"]
}