Triple

T2468371
Position Surface form Disambiguated ID Type / Status
Subject Old Stone House E55306 entity
Predicate hasNearbyLandmark P2064 FINISHED
Object C&O Canal
The C&O Canal is a historic 19th-century waterway and towpath along the Potomac River, now preserved as a national historical park popular for hiking, biking, and exploring early American transportation history.
E270109 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: C&O Canal | Statement: [Old Stone House, hasNearbyLandmark, C&O Canal]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: C&O Canal
Context triple: [Old Stone House, hasNearbyLandmark, C&O Canal]
  • A. Great Allegheny Passage
    The Great Allegheny Passage is a long-distance rail-trail and popular cycling and hiking route that runs through the Appalachian region, connecting Pittsburgh, Pennsylvania to Cumberland, Maryland.
  • B. Delaware and Raritan Canal
    The Delaware and Raritan Canal is a historic 19th-century waterway in central New Jersey that once served as a major transportation route and now forms the backbone of a popular linear state park and recreation corridor.
  • C. Lewes and Rehoboth Canal
    The Lewes and Rehoboth Canal is a man-made waterway in Sussex County, Delaware, that connects the Delaware Bay to Rehoboth Bay and forms part of the Intracoastal Waterway.
  • D. 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.
  • E. Anacostia River
    The Anacostia River is a tidal river in the Washington, D.C. area known for its historical significance, urban setting, and long-running environmental restoration efforts.
  • 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: C&O Canal
Triple: [Old Stone House, hasNearbyLandmark, C&O Canal]
Generated description
The C&O Canal is a historic 19th-century waterway and towpath along the Potomac River, now preserved as a national historical park popular for hiking, biking, and exploring early American transportation history.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: C&O Canal
Target entity description: The C&O Canal is a historic 19th-century waterway and towpath along the Potomac River, now preserved as a national historical park popular for hiking, biking, and exploring early American transportation history.
  • A. Great Allegheny Passage
    The Great Allegheny Passage is a long-distance rail-trail and popular cycling and hiking route that runs through the Appalachian region, connecting Pittsburgh, Pennsylvania to Cumberland, Maryland.
  • B. Delaware and Raritan Canal
    The Delaware and Raritan Canal is a historic 19th-century waterway in central New Jersey that once served as a major transportation route and now forms the backbone of a popular linear state park and recreation corridor.
  • C. Lewes and Rehoboth Canal
    The Lewes and Rehoboth Canal is a man-made waterway in Sussex County, Delaware, that connects the Delaware Bay to Rehoboth Bay and forms part of the Intracoastal Waterway.
  • D. 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.
  • E. Anacostia River
    The Anacostia River is a tidal river in the Washington, D.C. area known for its historical significance, urban setting, and long-running environmental restoration efforts.
  • 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_69ab49e3622c8190ad22afa2c4fbb807 completed March 6, 2026, 9:40 p.m.
NER Named-entity recognition batch_69abd134684c8190bc62c0af22d75538 completed March 7, 2026, 7:18 a.m.
NED1 Entity disambiguation (via context triple) batch_69af179f90e881909c09edb961b13a75 completed March 9, 2026, 6:55 p.m.
NEDg Description generation batch_69af195ec8788190ae2f94f7cd86e605 completed March 9, 2026, 7:02 p.m.
NED2 Entity disambiguation (via description) batch_69af1a28591c8190ab4f3dca260766f5 completed March 9, 2026, 7:06 p.m.
Created at: March 6, 2026, 9:44 p.m.