Triple

T6987402
Position Surface form Disambiguated ID Type / Status
Subject Owen Sound E161997 entity
Predicate locatedAtMouthOf P165 FINISHED
Object Sydenham River
The Sydenham River is a waterway in Ontario, Canada, that flows into Owen Sound on the southern shore of Georgian Bay.
 E796952 NE FINISHED

How this triple was built (4 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: Sydenham River | Statement: [Owen Sound, locatedAtMouthOf, Sydenham River]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Sydenham River
Context triple: [Owen Sound, locatedAtMouthOf, Sydenham River]
  • A. Sydenham River
    The Sydenham River is a river in southwestern Ontario, Canada, known for its rich biodiversity and for flowing through the municipality of Chatham-Kent before emptying into Lake St. Clair.
  • B. Hutchinson River
    The Hutchinson River is a tidal estuary in the Bronx and Westchester County, New York, that flows into Eastchester Bay and ultimately the Long Island Sound.
  • C. Bybrook River
    The Bybrook River is a picturesque waterway in Wiltshire, England, known for flowing through the historic village of Castle Combe and the surrounding Cotswold countryside.
  • D. Bantam River
    The Bantam River is a waterway in northwestern Connecticut that serves as the primary outlet for Bantam Lake and a tributary within the Housatonic River watershed.
  • E. Bryanta River
    The Bryanta River is a significant watercourse in Russia that contributes substantially to the flow and drainage basin of the Zeya River.
  • F. None of above. chosen
  • G. Unsure - the case is ambiguous/there is not enough information to decide.
NEDg Description generation gpt-5.1
Instruction
Generate a one-sentence description of the target entity. 
You are given a context triple in the form (subject, predicate, object), where the object is the target entity. 
# Instructions
Use the triple to infer relevant information about the entity. Describe the entity based on what is most defining, well-known. 
Avoid repeating the information from the triple, unless really essential.
# Response Format
Return only the sentence: "Description: [one-sentence description of the target entity]"
Input
Entity: Sydenham River
Triple: [Owen Sound, locatedAtMouthOf, Sydenham River]
Generated description
The Sydenham River is a waterway in Ontario, Canada, that flows into Owen Sound on the southern shore of Georgian Bay.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Sydenham River
Target entity description: The Sydenham River is a waterway in Ontario, Canada, that flows into Owen Sound on the southern shore of Georgian Bay.
  • A. Sydenham River
    The Sydenham River is a river in southwestern Ontario, Canada, known for its rich biodiversity and for flowing through the municipality of Chatham-Kent before emptying into Lake St. Clair.
  • B. Hutchinson River
    The Hutchinson River is a tidal estuary in the Bronx and Westchester County, New York, that flows into Eastchester Bay and ultimately the Long Island Sound.
  • C. Bybrook River
    The Bybrook River is a picturesque waterway in Wiltshire, England, known for flowing through the historic village of Castle Combe and the surrounding Cotswold countryside.
  • D. Bantam River
    The Bantam River is a waterway in northwestern Connecticut that serves as the primary outlet for Bantam Lake and a tributary within the Housatonic River watershed.
  • E. Bryanta River
    The Bryanta River is a significant watercourse in Russia that contributes substantially to the flow and drainage basin of the Zeya River.
  • F. None of above. chosen

Provenance (5 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_69c68856d7808190ab33ee914640281b completed March 27, 2026, 1:38 p.m.
NER Named-entity recognition batch_69c6db95c6148190bdb5f355ac04db3f completed March 27, 2026, 7:33 p.m.
NED1 Entity disambiguation (via context triple) batch_69d1076c28b08190a5a0ab74ccfb9909 completed April 4, 2026, 12:43 p.m.
NEDg Description generation batch_69d107ebdd4c819084eff70c0b31d693 completed April 4, 2026, 12:45 p.m.
NED2 Entity disambiguation (via description) batch_69d1085b8ce4819086fe3a006f9ea13f completed April 4, 2026, 12:47 p.m.
Created at: March 27, 2026, 2:32 p.m.