Triple

T17624517
Position Surface form Disambiguated ID Type / Status
Subject Middle River, Maryland E429802 entity
Predicate hasWaterfrontOn P1489 FINISHED
Object Back River
Back River is a tidal estuary in Maryland that flows into the Chesapeake Bay and supports recreational boating, fishing, and surrounding waterfront communities.
E1280088 NE FINISHED

How this triple was built (4 steps)

Every LLM step that produced this triple, in pipeline order — named-entity classification, the disambiguation choices (the exact options shown, with the pick highlighted), and the generated description. The batch + timestamp of each is in the Provenance table below.

NER Named-entity recognition gpt-5-mini
Instruction
Given a phrase, classify it is english named entity (e.g., persons, organizations, works of art) in Latin script, or not (e.g., literals, dates, URLs, verbose phrases). For disambiguation, the statement where the phrase occurs as object is also given. Please return a JSON object with `phrase` (string, the phrase being analyzed) and `is_ne` (boolean, indicating whether the phrase is a Named Entity).
Input
Phrase: Back River | Statement: [Middle River, Maryland, hasWaterfrontOn, Back River]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Back River
Context triple: [Middle River, Maryland, hasWaterfrontOn, Back River]
  • A. Back River
    Back River is a tidal estuary in southeastern Virginia that flows between the city of Hampton and the Chesapeake Bay, supporting local fisheries and coastal wildlife habitats.
  • B. Back River
    Back River is a small tidal river in Duxbury, Massachusetts, that flows through marshlands into Duxbury Bay.
  • C. Back River
    Back River is a tidal channel and secondary waterway in South Carolina that branches off from the Cooper River and helps drain the surrounding coastal lowlands.
  • D. Seapuit River
    The Seapuit River is a tidal waterway on Cape Cod, Massachusetts, that links local bays and marshes and supports boating and coastal wildlife habitats.
  • E. Lynnhaven River
    The Lynnhaven River is a tidal estuarine river in Virginia known for its oyster reefs, recreational boating, and ecological restoration efforts.
  • F. None of above. chosen
  • G. Unsure - the case is ambiguous/there is not enough information to decide.
NEDg Description generation gpt-5.1
Instruction
Generate a one-sentence description of the target entity. 
You are given a context triple in the form (subject, predicate, object), where the object is the target entity. 
# Instructions
Use the triple to infer relevant information about the entity. Describe the entity based on what is most defining, well-known. 
Avoid repeating the information from the triple, unless really essential.
# Response Format
Return only the sentence: "Description: [one-sentence description of the target entity]"
Input
Entity: Back River
Triple: [Middle River, Maryland, hasWaterfrontOn, Back River]
Generated description
Back River is a tidal estuary in Maryland that flows into the Chesapeake Bay and supports recreational boating, fishing, and surrounding waterfront communities.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Back River
Target entity description: Back River is a tidal estuary in Maryland that flows into the Chesapeake Bay and supports recreational boating, fishing, and surrounding waterfront communities.
  • A. Back River
    Back River is a tidal channel and secondary waterway in South Carolina that branches off from the Cooper River and helps drain the surrounding coastal lowlands.
  • B. Back River
    Back River is a tidal estuary in southeastern Virginia that flows between the city of Hampton and the Chesapeake Bay, supporting local fisheries and coastal wildlife habitats.
  • C. Back River
    Back River is a small tidal river in Duxbury, Massachusetts, that flows through marshlands into Duxbury Bay.
  • D. Seapuit River
    The Seapuit River is a tidal waterway on Cape Cod, Massachusetts, that links local bays and marshes and supports boating and coastal wildlife habitats.
  • E. Lynnhaven River
    The Lynnhaven River is a tidal estuarine river in Virginia known for its oyster reefs, recreational boating, and ecological restoration efforts.
  • F. None of above. chosen

Provenance (5 batches)

The batch behind each pipeline step, in order, with when it ran. Timestamps are batch-level — stages were processed in waves, so the object chain (NER → NED1 → NEDg → NED2) reads in order, but predicate / elicitation batches can sit in a different wave.

Step Stage Batch ID Status When
creating Elicitation batch_69d889e37f308190a6aa0a69daff86c7 completed April 10, 2026, 5:25 a.m.
NER Named-entity recognition batch_69e46dbb2a348190982658d495c81da0 completed April 19, 2026, 5:52 a.m.
NED1 Entity disambiguation (via context triple) batch_6a020a9714e081909283b932dc5d9301 completed May 11, 2026, 4:57 p.m.
NEDg Description generation batch_6a020b81c0e88190af61ea1a3b89fe8a completed May 11, 2026, 5:01 p.m.
NED2 Entity disambiguation (via description) batch_6a020cc2de908190ae82be94c0d9c1a0 completed May 11, 2026, 5:07 p.m.
Created at: April 10, 2026, 5:52 a.m.