Triple

T1164455
Position Surface form Disambiguated ID Type / Status
Subject Concord, Massachusetts E24568 entity
Predicate crossedBy P416 FINISHED
Object Sudbury River
The Sudbury River is a scenic river in eastern Massachusetts known for its wetlands, wildlife habitat, and role in the historic Concord and Sudbury river system.
E333544 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: Sudbury River | Statement: [Concord, Massachusetts, crossedBy, Sudbury River]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Sudbury River
Context triple: [Concord, Massachusetts, crossedBy, Sudbury River]
  • A. Malden River
    The Malden River is a short urban river in the Greater Boston area of Massachusetts that flows through communities including Everett before joining the Mystic River.
  • B. 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.
  • C. 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.
  • D. Nashua River
    The Nashua River is a New England waterway flowing through Massachusetts and New Hampshire, historically significant for both severe industrial pollution and subsequent environmental restoration efforts.
  • E. Concord River
    The Concord River is a historically significant river in eastern Massachusetts, known for its role in early American history and its scenic, meandering course through the town of Concord.
  • 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: Sudbury River
Triple: [Concord, Massachusetts, crossedBy, Sudbury River]
Generated description
The Sudbury River is a scenic river in eastern Massachusetts known for its wetlands, wildlife habitat, and role in the historic Concord and Sudbury river system.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Sudbury River
Target entity description: The Sudbury River is a scenic river in eastern Massachusetts known for its wetlands, wildlife habitat, and role in the historic Concord and Sudbury river system.
  • A. Malden River
    The Malden River is a short urban river in the Greater Boston area of Massachusetts that flows through communities including Everett before joining the Mystic River.
  • B. 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.
  • C. 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.
  • D. Nashua River
    The Nashua River is a New England waterway flowing through Massachusetts and New Hampshire, historically significant for both severe industrial pollution and subsequent environmental restoration efforts.
  • E. Concord River
    The Concord River is a historically significant river in eastern Massachusetts, known for its role in early American history and its scenic, meandering course through the town of Concord.
  • 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_69a494060e148190abb42f971242c197 completed March 1, 2026, 7:31 p.m.
NER Named-entity recognition batch_69a4bccb3b388190938c68dee90b3f19 completed March 1, 2026, 10:25 p.m.
NED1 Entity disambiguation (via context triple) batch_69b234e0c7b081909dfd144ef2768e18 completed March 12, 2026, 3:37 a.m.
NEDg Description generation batch_69b23634df448190b63f08b107511cb2 completed March 12, 2026, 3:42 a.m.
NED2 Entity disambiguation (via description) batch_69b236f6ca1c8190ad3ca4f329d1a5ae completed March 12, 2026, 3:45 a.m.
Created at: March 1, 2026, 7:45 p.m.