Triple

T13021643
Position Surface form Disambiguated ID Type / Status
Subject Duxbury, Massachusetts E326184 entity
Predicate hasPart P35 FINISHED
Object Back River
Back River is a small tidal river in Duxbury, Massachusetts, that flows through marshlands into Duxbury Bay.
E1075467 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: [Duxbury, Massachusetts, hasPart, Back River]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Back River
Context triple: [Duxbury, Massachusetts, hasPart, Back River]
  • 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. Lynnhaven River
    The Lynnhaven River is a tidal estuarine river in Virginia known for its oyster reefs, recreational boating, and ecological restoration efforts.
  • D. Weymouth Back River
    Weymouth Back River is a tidal river in eastern Massachusetts that flows between the towns of Weymouth and Hingham before emptying into Hingham Bay.
  • E. Avon River
    The Avon River / Ōtākaro is a spring-fed river flowing through central Christchurch, New Zealand, known for its scenic banks, recreational punting, and cultural significance to both Māori and European communities.
  • 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: [Duxbury, Massachusetts, hasPart, Back River]
Generated description
Back River is a small tidal river in Duxbury, Massachusetts, that flows through marshlands into Duxbury Bay.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Back River
Target entity description: Back River is a small tidal river in Duxbury, Massachusetts, that flows through marshlands into Duxbury Bay.
  • 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. Lynnhaven River
    The Lynnhaven River is a tidal estuarine river in Virginia known for its oyster reefs, recreational boating, and ecological restoration efforts.
  • D. Weymouth Back River
    Weymouth Back River is a tidal river in eastern Massachusetts that flows between the towns of Weymouth and Hingham before emptying into Hingham Bay.
  • E. Avon River
    The Avon River / Ōtākaro is a spring-fed river flowing through central Christchurch, New Zealand, known for its scenic banks, recreational punting, and cultural significance to both Māori and European communities.
  • 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_69d8076cc45c81908123123f43e69266 completed April 9, 2026, 8:09 p.m.
NER Named-entity recognition batch_69d97ed05e9c8190a4f208662bca0602 completed April 10, 2026, 10:50 p.m.
NED1 Entity disambiguation (via context triple) batch_69fbc30fba90819096ea71152ed725e1 completed May 6, 2026, 10:39 p.m.
NEDg Description generation batch_69fbc62b8b308190bbf13f8536bf4449 completed May 6, 2026, 10:52 p.m.
NED2 Entity disambiguation (via description) batch_69fbc6b13f0481908ba6ff97421c8506 completed May 6, 2026, 10:54 p.m.
Created at: April 9, 2026, 8:52 p.m.