Triple

T9827031
Position Surface form Disambiguated ID Type / Status
Subject Croton Reservoir E238682 entity
Predicate formedBy P972 FINISHED
Object New Croton Dam E17213 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: New Croton Dam | Statement: [Croton Reservoir, formedBy, New Croton Dam]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: New Croton Dam
Context triple: [Croton Reservoir, formedBy, New Croton Dam]
  • A. New Croton Dam chosen
    New Croton Dam is a large masonry gravity dam in New York that forms the New Croton Reservoir, a key component of New York City’s water supply system.
  • B. Old Croton Dam
    Old Croton Dam was the original 19th-century masonry dam that formed part of New York City’s first major public water supply system before being superseded by the New Croton Dam.
  • C. Neversink Dam
    Neversink Dam is a large earthen reservoir dam in New York’s Catskill Mountains that forms part of the New York City water supply system.
  • D. Kensico Dam
    Kensico Dam is a massive early-20th-century masonry dam in Valhalla, New York, that forms the Kensico Reservoir and serves as a key component of New York City's water supply system.
  • E. New Croton Reservoir
    The New Croton Reservoir is a major water supply reservoir in Westchester County, New York, that forms a key part of New York City's Croton water 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_69ca84e0dd1881909800765d1e21f735 completed March 30, 2026, 2:12 p.m.
NER Named-entity recognition batch_69cdb324e7848190b9424a78ca653afe completed April 2, 2026, 12:07 a.m.
NED1 Entity disambiguation (via context triple) batch_69d1cc88a86c819088f259a049eec4db completed April 5, 2026, 2:44 a.m.
Created at: March 30, 2026, 8:32 p.m.