Triple

T3686605
Position Surface form Disambiguated ID Type / Status
Subject Cooper River E78239 entity
Predicate hasTributary P415 FINISHED
Object 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.
E392036 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: [Cooper River, hasTributary, Back River]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Back River
Context triple: [Cooper River, hasTributary, Back River]
  • A. Avon River
    The Avon River is a scenic waterway in Stratford, Ontario, that runs through the city’s parklands and provides a picturesque setting for the renowned Stratford Festival.
  • B. Pembroke River
    The Pembroke River is a tidal waterway in Pembrokeshire, Wales, that flows past the historic Pembroke Castle before joining the Milford Haven Waterway.
  • C. Bass River
    Bass River is a tidal river and estuary on Cape Cod in Massachusetts, known for its boating, fishing, and scenic salt marshes.
  • D. Ashley River
    The Ashley River is a tidal river in South Carolina that flows through the Charleston area and is known for its historic plantations and role in the region’s colonial and Civil War history.
  • E. Anchor River
    Anchor River is a salmon-rich river on Alaska’s Kenai Peninsula that flows into Cook Inlet and is popular for fishing and outdoor recreation.
  • 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: [Cooper River, hasTributary, Back River]
Generated description
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.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Back River
Target entity description: 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.
  • A. Avon River
    The Avon River is a scenic waterway in Stratford, Ontario, that runs through the city’s parklands and provides a picturesque setting for the renowned Stratford Festival.
  • B. Pembroke River
    The Pembroke River is a tidal waterway in Pembrokeshire, Wales, that flows past the historic Pembroke Castle before joining the Milford Haven Waterway.
  • C. Bass River
    Bass River is a tidal river and estuary on Cape Cod in Massachusetts, known for its boating, fishing, and scenic salt marshes.
  • D. Ashley River
    The Ashley River is a tidal river in South Carolina that flows through the Charleston area and is known for its historic plantations and role in the region’s colonial and Civil War history.
  • E. Anchor River
    Anchor River is a salmon-rich river on Alaska’s Kenai Peninsula that flows into Cook Inlet and is popular for fishing and outdoor recreation.
  • 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_69ad85e285a081908f8cbfa9e2ed9b75 completed March 8, 2026, 2:21 p.m.
NER Named-entity recognition batch_69adc4c676748190b074abfb9ba43b49 completed March 8, 2026, 6:49 p.m.
NED1 Entity disambiguation (via context triple) batch_69b503df6c708190b8adf4afcadde20c completed March 14, 2026, 6:44 a.m.
NEDg Description generation batch_69b5051616f4819083e9277886464dce completed March 14, 2026, 6:49 a.m.
NED2 Entity disambiguation (via description) batch_69b50586ff388190b76589348e452896 completed March 14, 2026, 6:51 a.m.
Created at: March 8, 2026, 3:26 p.m.