Triple

T13874532
Position Surface form Disambiguated ID Type / Status
Subject Sudbury River E333544 entity
Predicate riverSystem P1009 FINISHED
Object Merrimack River basin E231719 NE FINISHED

How this triple was built (2 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: Merrimack River basin | Statement: [Sudbury River, riverSystem, Merrimack River basin]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Merrimack River basin
Context triple: [Sudbury River, riverSystem, Merrimack River basin]
  • A. Merrimack River watershed chosen
    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. Merrimack River
    The Merrimack River is a major New England waterway that flows through New Hampshire and northeastern Massachusetts, historically important for powering textile mills and shaping the industrial development of the region.
  • C. 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.
  • D. Kennebec River watershed
    The Kennebec River watershed is the drainage basin of Maine’s Kennebec River, encompassing its tributaries, surrounding lands, and communities that rely on its freshwater ecosystem.
  • E. Champlain Valley watershed
    The Champlain Valley watershed is the drainage basin that channels water from surrounding highlands, including New York’s Adirondacks and Vermont’s Green Mountains, into Lake Champlain and its connected rivers.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.

Provenance (3 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_69d81c5ced9c8190b0e9bcc6effe5959 completed April 9, 2026, 9:38 p.m.
NER Named-entity recognition batch_69de0be4031c8190bef5865ec23b18a0 completed April 14, 2026, 9:41 a.m.
NED1 Entity disambiguation (via context triple) batch_69f7c70e48788190997562e045f3b014 completed May 3, 2026, 10:07 p.m.
Created at: April 9, 2026, 10:14 p.m.