docs: private Relationship createRelationship(AssociationKey associationKey, Tuple associationRow, AssociatedEntityKeyMetadata associatedEntityKeyMetadata, AssociationContext associationContext) {
  		switch ( associationKey.getMetadata().getAssociationKind() ) {
  			case EMBEDDED_COLLECTION:
  				return createRelationshipWithEmbeddedNode( associationKey, associationRow, associatedEntityKeyMetadata );
  			case ASSOCIATION:
  				return findOrCreateRelationshipWithEntityNode( associationKey, associationRow, associatedEntityKeyMetadata, associationContext.getTupleTypeContext() );
  			default:
  				throw new AssertionFailure( "Unrecognized associationKind: " + associationKey.getMetadata().getAssociationKind() );
  		}
  	}