Triple

T2918577
Position Surface form Disambiguated ID Type / Status
Subject M/V Matanuska E78664 entity
Predicate namedAfter P63 FINISHED
Object Matanuska River E179145 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: Matanuska River | Statement: [M/V Matanuska, namedAfter, Matanuska River]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Matanuska River
Context triple: [M/V Matanuska, namedAfter, Matanuska River]
  • A. Matanuska River chosen
    The Matanuska River is a glacially fed river in southcentral Alaska known for its scenic valley, braided channels, and proximity to the Matanuska Glacier.
  • B. Aniak River
    The Aniak River is a significant waterway in western Alaska that flows into the Kuskokwim River and supports local communities, subsistence activities, and salmon fisheries.
  • C. Kenai River
    The Kenai River is a renowned salmon-fishing river on Alaska’s Kenai Peninsula, flowing from Kenai Lake to the Pacific and supporting rich wildlife and recreation.
  • D. Ninilchik River
    The Ninilchik River is a small salmon-bearing river on Alaska’s Kenai Peninsula, known for flowing past the village of Ninilchik into Cook Inlet and supporting popular sport fishing.
  • E. Susitna River
    The Susitna River is a major south-central Alaskan river that flows from the Alaska Range to Cook Inlet, supporting rich wildlife habitats and regional recreation.
  • 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_69ad8b0c2ad081909ff87050ae542bb9 completed March 8, 2026, 2:43 p.m.
NER Named-entity recognition batch_69ad96a41b4c81909d8ace8ab270ed3c completed March 8, 2026, 3:32 p.m.
NED1 Entity disambiguation (via context triple) batch_69b261d8d40c8190b5f0a78e4d3069f6 completed March 12, 2026, 6:48 a.m.
Created at: March 8, 2026, 2:54 p.m.