Triple

T3508660
Position Surface form Disambiguated ID Type / Status
Subject Souhegan River E74141 entity
Predicate hasConfluenceWith P2416 FINISHED
Object Merrimack River at Merrimack, New Hampshire E5456 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 at Merrimack, New Hampshire | Statement: [Souhegan River, hasConfluenceWith, Merrimack River at Merrimack, New Hampshire]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Merrimack River at Merrimack, New Hampshire
Context triple: [Souhegan River, hasConfluenceWith, Merrimack River at Merrimack, New Hampshire]
  • A. Merrimack River chosen
    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.
  • 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. North Nashua River
    The North Nashua River is a tributary waterway in north-central Massachusetts that joins with the South Nashua River to form the main Nashua River system.
  • E. 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.
  • 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_69ad85ce7a9c81909ddc5cf0cb67a6e3 completed March 8, 2026, 2:21 p.m.
NER Named-entity recognition batch_69adbc0cc394819087a9b598023f4f93 completed March 8, 2026, 6:12 p.m.
NED1 Entity disambiguation (via context triple) batch_69b373e3cd808190807d4acae2942a9d completed March 13, 2026, 2:18 a.m.
Created at: March 8, 2026, 3:18 p.m.