Triple

T4488769
Position Surface form Disambiguated ID Type / Status
Subject Neponset River E107314 entity
Predicate hasMajorTributary P415 FINISHED
Object East Branch Neponset River
The East Branch Neponset River is a principal tributary stream in eastern Massachusetts that feeds into the Neponset River system, contributing to its watershed and regional hydrology.
E107314 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: East Branch Neponset River | Statement: [Neponset River, hasMajorTributary, East Branch Neponset River]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: East Branch Neponset River
Context triple: [Neponset River, hasMajorTributary, East Branch Neponset River]
  • A. Neponset River
    The Neponset River is a historically significant waterway in eastern Massachusetts that flows from Foxborough to Boston Harbor, forming part of the boundary between Boston and several neighboring communities.
  • B. Aberjona River
    The Aberjona River is a small river in eastern Massachusetts that flows through communities such as Winchester and Woburn before joining the Mystic River.
  • C. Squannacook River
    The Squannacook River is a scenic tributary of the Nashua River in north-central Massachusetts, known for its forested surroundings, wildlife habitat, and recreational opportunities such as fishing and paddling.
  • D. East Branch Westfield River
    The East Branch Westfield River is a major tributary stream in western Massachusetts that contributes to the flow and watershed of the Westfield River system.
  • E. Mashpee River
    The Mashpee River is a small tidal river and estuary on Cape Cod in Massachusetts, known for its scenic salt marshes and protected natural habitats.
  • 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: East Branch Neponset River
Triple: [Neponset River, hasMajorTributary, East Branch Neponset River]
Generated description
The East Branch Neponset River is a principal tributary stream in eastern Massachusetts that feeds into the Neponset River system, contributing to its watershed and regional hydrology.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: East Branch Neponset River
Target entity description: The East Branch Neponset River is a principal tributary stream in eastern Massachusetts that feeds into the Neponset River system, contributing to its watershed and regional hydrology.
  • A. Neponset River chosen
    The Neponset River is a historically significant waterway in eastern Massachusetts that flows from Foxborough to Boston Harbor, forming part of the boundary between Boston and several neighboring communities.
  • B. Aberjona River
    The Aberjona River is a small river in eastern Massachusetts that flows through communities such as Winchester and Woburn before joining the Mystic River.
  • C. Squannacook River
    The Squannacook River is a scenic tributary of the Nashua River in north-central Massachusetts, known for its forested surroundings, wildlife habitat, and recreational opportunities such as fishing and paddling.
  • D. East Branch Westfield River
    The East Branch Westfield River is a major tributary stream in western Massachusetts that contributes to the flow and watershed of the Westfield River system.
  • E. Mashpee River
    The Mashpee River is a small tidal river and estuary on Cape Cod in Massachusetts, known for its scenic salt marshes and protected natural habitats.
  • F. None of above.

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_69bd43f84f788190a1383579c4a595be completed March 20, 2026, 12:56 p.m.
NER Named-entity recognition batch_69bd52ad36748190b791de458f2116b2 completed March 20, 2026, 1:59 p.m.
NED1 Entity disambiguation (via context triple) batch_69c0bf36a45c81909f5161f30e970fef completed March 23, 2026, 4:19 a.m.
NEDg Description generation batch_69c0c0ca548c81908382dbba5f440847 completed March 23, 2026, 4:25 a.m.
NED2 Entity disambiguation (via description) batch_69c0c19e5ef08190abe26030e24b4d91 completed March 23, 2026, 4:29 a.m.
Created at: March 20, 2026, 12:59 p.m.