Triple

T4488771
Position Surface form Disambiguated ID Type / Status
Subject Neponset River E107314 entity
Predicate hasMajorTributary P415 FINISHED
Object Pine Tree Brook
Pine Tree Brook is a significant stream in eastern Massachusetts that serves as one of the primary tributaries feeding the Neponset River watershed.
 E448988 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: Pine Tree Brook | Statement: [Neponset River, hasMajorTributary, Pine Tree Brook]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Pine Tree Brook
Context triple: [Neponset River, hasMajorTributary, Pine Tree Brook]
  • A. Tibbetts Brook
    Tibbetts Brook is a small natural waterway in the Bronx, New York City, that flows through Van Cortlandt Park and plays a key role in the park’s wetland and watershed system.
  • B. Browns Pond Brook
    Browns Pond Brook is a small stream in Massachusetts that serves as one of the tributaries feeding into the Saugus River.
  • C. Feldspar Brook
    Feldspar Brook is a small mountain stream in the Adirondack High Peaks region of New York that originates near Lake Tear of the Clouds and contributes to the headwaters of the Hudson River system.
  • D. Porter Brook
    Porter Brook is a small urban river running through Sheffield, England, historically important for powering the city’s early industry.
  • E. Harbor Brook
    Harbor Brook is a small stream in Connecticut that feeds into the Quinnipiac River as one of its tributaries.
  • 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: Pine Tree Brook
Triple: [Neponset River, hasMajorTributary, Pine Tree Brook]
Generated description
Pine Tree Brook is a significant stream in eastern Massachusetts that serves as one of the primary tributaries feeding the Neponset River watershed.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Pine Tree Brook
Target entity description: Pine Tree Brook is a significant stream in eastern Massachusetts that serves as one of the primary tributaries feeding the Neponset River watershed.
  • A. Tibbetts Brook
    Tibbetts Brook is a small natural waterway in the Bronx, New York City, that flows through Van Cortlandt Park and plays a key role in the park’s wetland and watershed system.
  • B. Browns Pond Brook
    Browns Pond Brook is a small stream in Massachusetts that serves as one of the tributaries feeding into the Saugus River.
  • C. Feldspar Brook
    Feldspar Brook is a small mountain stream in the Adirondack High Peaks region of New York that originates near Lake Tear of the Clouds and contributes to the headwaters of the Hudson River system.
  • D. Porter Brook
    Porter Brook is a small urban river running through Sheffield, England, historically important for powering the city’s early industry.
  • E. Harbor Brook
    Harbor Brook is a small stream in Connecticut that feeds into the Quinnipiac River as one of its tributaries.
  • 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_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_69bd7f6773fc819098caa05f0b07235d completed March 20, 2026, 5:09 p.m.
NEDg Description generation batch_69bd8b98b93c819086f5564c4d210eb0 completed March 20, 2026, 6:02 p.m.
NED2 Entity disambiguation (via description) batch_69bd8bf359348190864dc1ef36f6376f completed March 20, 2026, 6:03 p.m.
Created at: March 20, 2026, 12:59 p.m.