Triple

T727445
Position Surface form Disambiguated ID Type / Status
Subject East Branch Reservoir E14757 entity
Predicate locatedOnRiver P165 FINISHED
Object East Branch Croton River E56117 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: East Branch Croton River | Statement: [East Branch Reservoir, locatedOnRiver, East Branch Croton River]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: East Branch Croton River
Context triple: [East Branch Reservoir, locatedOnRiver, East Branch Croton River]
  • A. East Branch Croton River chosen
    East Branch Croton River is a major tributary of New York's Croton River system, contributing to the water supply network for New York City.
  • B. West Branch Croton River
    West Branch Croton River is a major tributary of New York’s Croton River, flowing through Putnam County and contributing to the New York City water supply system.
  • C. Pocantico River
    The Pocantico River is a small river in Westchester County, New York, that flows through the Rockefeller family’s historic estate and into the Hudson River near Sleepy Hollow.
  • D. Saw Mill River
    Saw Mill River is a tributary of the Hudson River in southeastern New York, flowing through urban and suburban communities in Westchester County.
  • E. Titicus River
    The Titicus River is a tributary stream in southwestern Connecticut and southeastern New York that feeds into the Croton River within the New York City water supply system.
  • 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_69a4934c753c81909b309027e48b9b3a completed March 1, 2026, 7:28 p.m.
NER Named-entity recognition batch_69a4a5c011948190b2cfccd8fe722742 completed March 1, 2026, 8:46 p.m.
NED1 Entity disambiguation (via context triple) batch_69ad36eddeb881908e3ba76969c1b24c completed March 8, 2026, 8:44 a.m.
Created at: March 1, 2026, 7:37 p.m.