Triple

T7764959
Position Surface form Disambiguated ID Type / Status
Subject Lake Simcoe E176120 entity
Predicate outflow P967 FINISHED
Object Severn River E232663 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: Severn River | Statement: [Lake Simcoe, outflow, Severn River]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Severn River
Context triple: [Lake Simcoe, outflow, Severn River]
  • A. Severn River chosen
    The Severn River is a major river in northern Ontario, Canada, that flows into Hudson Bay and has historically served as an important route for Indigenous peoples and the fur trade.
  • B. Severn River
    The Severn River is a tidal estuary in Maryland that flows into the Chesapeake Bay and is known for bordering the city of Annapolis and the U.S. Naval Academy.
  • C. Choptank River
    The Choptank River is a major tributary on the Eastern Shore of Maryland that flows through rural and tidal landscapes before emptying into the Chesapeake Bay.
  • D. Severn River system
    The Severn River system is the interconnected network of the River Severn and its tributaries, forming one of the major drainage basins in Great Britain.
  • E. Rappahannock River
    The Rappahannock River is a major waterway in eastern Virginia that flows from the Blue Ridge Mountains to the Chesapeake Bay and played a significant role in American colonial history and the Civil War.
  • 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_69c69962923c8190ac74d28b4f9fe0a0 completed March 27, 2026, 2:51 p.m.
NER Named-entity recognition batch_69c704076ba08190bcde971f7e4448c6 completed March 27, 2026, 10:26 p.m.
NED1 Entity disambiguation (via context triple) batch_69c968cfdb1081908961f825b616a708 completed March 29, 2026, 6 p.m.
Created at: March 27, 2026, 4:09 p.m.