Optional ReadonlyAttributesReadonlyConfidenceReadonlyDescriptionReadonlyEdgeOptional ReadonlyOriginProvenance origin ('Inferred' when synthesized by GraphStage, 'Declared' when explicitly authored).
ReadonlySourceReadonlySourceRecord ID (or concept name placeholder when referencing the newly synthesized concept).
ReadonlyTargetReadonlyTargetReadonlyWeight
Synthesized edge ready to be persisted into
MJ: Graph Edges.