Triple

T9643611
Position Surface form Disambiguated ID Type / Status
Subject South Nashua River E233136 entity
Predicate partOf P40 FINISHED
Object Nashua River watershed
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.
E812289 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: Nashua River watershed | Statement: [South Nashua River, partOf, Nashua River watershed]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Nashua River watershed
Context triple: [South Nashua River, partOf, Nashua River watershed]
  • A. 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.
  • B. Ammonoosuc River watershed
    The Ammonoosuc River watershed is the river basin in northern New Hampshire that collects runoff from the Presidential Range and surrounding highlands before draining westward into the Connecticut River.
  • C. Mattapoisett River watershed
    The Mattapoisett River watershed is a coastal New England drainage basin in southeastern Massachusetts that feeds into Buzzards Bay and supports important ecological, recreational, and drinking water resources.
  • D. Saugus River watershed
    The Saugus River watershed is the drainage basin in eastern Massachusetts that collects and channels water from numerous tributaries into the Saugus River before it flows into the Atlantic Ocean.
  • E. 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.
  • 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: Nashua River watershed
Triple: [South Nashua River, partOf, Nashua River watershed]
Generated description
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.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Nashua River watershed
Target entity description: 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.
  • A. 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.
  • B. Ammonoosuc River watershed
    The Ammonoosuc River watershed is the river basin in northern New Hampshire that collects runoff from the Presidential Range and surrounding highlands before draining westward into the Connecticut River.
  • C. Mattapoisett River watershed
    The Mattapoisett River watershed is a coastal New England drainage basin in southeastern Massachusetts that feeds into Buzzards Bay and supports important ecological, recreational, and drinking water resources.
  • D. Saugus River watershed
    The Saugus River watershed is the drainage basin in eastern Massachusetts that collects and channels water from numerous tributaries into the Saugus River before it flows into the Atlantic Ocean.
  • E. 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.
  • 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_69ca848a5a908190aad251f4137b0c3a completed March 30, 2026, 2:11 p.m.
NER Named-entity recognition batch_69cd9b7e2c488190b0f0dfa6d82618c8 completed April 1, 2026, 10:26 p.m.
NED1 Entity disambiguation (via context triple) batch_69d18252c1cc81908d33c9c55d645fbf completed April 4, 2026, 9:27 p.m.
NEDg Description generation batch_69d18324756c819089eb7edc107ed8b2 completed April 4, 2026, 9:31 p.m.
NED2 Entity disambiguation (via description) batch_69d1856b88908190a787765e1d8f001f completed April 4, 2026, 9:40 p.m.
Created at: March 30, 2026, 8:12 p.m.