Triple

T14250893
Position Surface form Disambiguated ID Type / Status
Subject Cumberland, Maryland E353257 entity
Predicate wasTerminusOf P388 FINISHED
Object Chesapeake and Ohio Canal E270109 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: Chesapeake and Ohio Canal | Statement: [Cumberland, Maryland, wasTerminusOf, Chesapeake and Ohio Canal]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Chesapeake and Ohio Canal
Context triple: [Cumberland, Maryland, wasTerminusOf, Chesapeake and Ohio Canal]
  • A. C&O Canal chosen
    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.
  • B. Chesapeake & Delaware Canal
    The Chesapeake & Delaware Canal is a man-made waterway in the Mid-Atlantic United States that connects the Delaware River with the Chesapeake Bay, serving as a key shipping and transportation route.
  • C. Harpers Ferry Canal
    Harpers Ferry Canal is a historic canal segment near Harpers Ferry, West Virginia, built in the late 18th century to improve navigation and commerce along the Potomac River.
  • 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. 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.
  • 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: wasTerminusOf
Context triple: [Cumberland, Maryland, wasTerminusOf, Chesapeake and Ohio Canal]
  • A. formerTerminusFor
    Indicates that a location once served as the endpoint or final stop of a route, line, or service, but no longer holds that status.
  • B. terminus chosen
    Indicates that one entity serves as the final endpoint or stopping place for another entity’s movement, route, or process.
  • C. locatedAtTerminusOf
    Indicates that one entity is situated at the end point or final terminus of another entity, such as a route, line, or path.
  • D. successorTerminus
    Indicates that one terminus directly follows another in a defined sequence or progression.
  • E. terminusEast
    Indicates that one entity serves as the eastern endpoint or final stop of another entity, such as a route, line, or path.
  • 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_69d8278c43e08190824146f4632b89a5 completed April 9, 2026, 10:26 p.m.
NER Named-entity recognition batch_69de6296f9d0819086f62f525d07eb12 completed April 14, 2026, 3:51 p.m.
NED1 Entity disambiguation (via context triple) batch_69fd325815d48190b070866f41986847 completed May 8, 2026, 12:46 a.m.
PD Predicate disambiguation batch_69de05c09b7881908acbca18bd7d997c completed April 14, 2026, 9:15 a.m.
Created at: April 10, 2026, 1:08 a.m.