Triple

T437510
Position Surface form Disambiguated ID Type / Status
Subject Great Falls of the Potomac E10041 entity
Predicate nearFeature P2064 FINISHED
Object historic Chesapeake and Ohio Canal E55055 NE FINISHED

How this triple was built (3 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: historic Chesapeake and Ohio Canal | Statement: [Great Falls of the Potomac, nearFeature, historic Chesapeake and Ohio Canal]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: historic Chesapeake and Ohio Canal
Context triple: [Great Falls of the Potomac, nearFeature, historic Chesapeake and Ohio Canal]
  • A. Chesapeake and Ohio Canal National Historical Park (across Potomac) chosen
    Chesapeake and Ohio Canal National Historical Park is a protected historic and recreational area along the Potomac River that preserves the 19th-century C&O Canal and its towpath, offering hiking, biking, and insights into early American transportation history.
  • B. remains of Patowmack Canal
    The remains of the Patowmack Canal are the historic ruins of one of the earliest American canal projects, initiated by George Washington to improve navigation on the Potomac River near Great Falls.
  • C. Delaware and Hudson Canal
    The Delaware and Hudson Canal was a 19th-century engineering project that transported anthracite coal from Pennsylvania to the Hudson River, playing a key role in early American industrialization and canal-era commerce.
  • D. Indiana Central Canal (remnant / canal walk)
    The Indiana Central Canal (remnant / canal walk) is a historic waterway segment in downtown Indianapolis that has been redeveloped into a popular urban promenade featuring trails, public art, and waterfront attractions.
  • E. Champlain Canal
    The Champlain Canal is a historic waterway in New York State that links the Hudson River to Lake Champlain, forming part of the state's inland navigation system.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.
PD Predicate disambiguation gpt-5-mini-2025-08-07 
Target predicate: nearFeature
Context triple: [Great Falls of the Potomac, nearFeature, historic Chesapeake and Ohio Canal]
  • A. nearbyFeature chosen
    Indicates that one entity is located close to or in the immediate vicinity of another entity.
  • B. near
    Indicates that one entity is located at a short distance from another entity in space or position.
  • C. occursNear
    Indicates that one event or entity takes place or exists in close spatial proximity to another.
  • D. withinFeature
    Indicates that one entity is spatially contained inside or lies entirely within the bounds of another feature.
  • E. featureOfInterest
    Indicates the entity or object that is the primary subject or focus of the described observation, measurement, or analysis.
  • F. None of above.

Provenance (4 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_69a2e8465ef481909655c681b01e2986 completed Feb. 28, 2026, 1:06 p.m.
NER Named-entity recognition batch_69a2ef26bb78819089b3b5dac0330619 completed Feb. 28, 2026, 1:35 p.m.
NED1 Entity disambiguation (via context triple) batch_69a447fc06288190b74c4047849f615c completed March 1, 2026, 2:06 p.m.
PD Predicate disambiguation batch_69a2eddb98e081909efcf9f0a955a908 completed Feb. 28, 2026, 1:30 p.m.
Created at: Feb. 28, 2026, 1:11 p.m.