Triple

T10146462
Position Surface form Disambiguated ID Type / Status
Subject Nashua River Watershed Association E231718 entity
Predicate basedOnWatershed P17416 FINISHED
Object Nashua River basin E812289 NE FINISHED

How this triple was built (3 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: Nashua River basin | Statement: [Nashua River Watershed Association, basedOnWatershed, Nashua River basin]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Nashua River basin
Context triple: [Nashua River Watershed Association, basedOnWatershed, Nashua River basin]
  • A. Nashua River watershed chosen
    The Nashua River watershed is a river basin in north-central Massachusetts and southern New Hampshire that drains the lands surrounding the Nashua River and its tributaries.
  • B. Merrimack River watershed
    The Merrimack River watershed is the drainage basin in New England that collects water from numerous rivers and streams, ultimately feeding into the Merrimack River.
  • C. 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.
  • D. Blackstone River watershed
    The Blackstone River watershed is a major New England river basin that drains portions of Massachusetts and Rhode Island, historically central to early American industrialization and mill development.
  • E. Neponset River valley
    The Neponset River valley is a geographic corridor in eastern Massachusetts encompassing communities along the Neponset River, historically significant for industry and now known for its residential neighborhoods, parks, and transit links into Boston.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.
PD Predicate disambiguation gpt-5-mini-2025-08-07
Target predicate: basedOnWatershed
Context triple: [Nashua River Watershed Association, basedOnWatershed, Nashua River basin]
  • A. watershedBetween
    Indicates that a geographic feature or boundary serves as the dividing line between two drainage basins or river systems.
  • B. hasWatershed chosen
    Indicates that one geographic area or feature is part of, drains into, or is hydrologically defined by a particular watershed.
  • C. watershedType
    Indicates the classification or category of a watershed associated with an entity (e.g., by hydrologic, ecological, or management type).
  • D. formsWatershedFor
    Indicates that one geographic feature or area serves as the drainage boundary or catchment area that collects precipitation and channels it into another water body or region.
  • E. hasWatershedWith
    Indicates that two geographic areas share or are associated with the same watershed or drainage basin.
  • F. None of above.

Provenance (4 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_69ca848364f881908a24366a6feec1db completed March 30, 2026, 2:11 p.m.
NER Named-entity recognition batch_69cdebffb7688190b5def02f72154b14 completed April 2, 2026, 4:09 a.m.
NED1 Entity disambiguation (via context triple) batch_69d65296ee98819096de701e3b945001 completed April 8, 2026, 1:05 p.m.
PD Predicate disambiguation batch_69cd4ba4f5d88190ba68e63be10b08c7 completed April 1, 2026, 4:45 p.m.
Created at: March 30, 2026, 9:07 p.m.