Triple
T437411
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Harpers Ferry, West Virginia |
E10039
|
entity |
| Predicate | hasNearbyPark |
P3449
|
FINISHED |
| Object |
Chesapeake and Ohio Canal National Historical Park (across Potomac)
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.
|
E55055
|
NE FINISHED |
How this triple was built (5 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 National Historical Park (across Potomac) | Statement: [Harpers Ferry, West Virginia, hasNearbyPark, Chesapeake and Ohio Canal National Historical Park (across Potomac)]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Chesapeake and Ohio Canal National Historical Park (across Potomac) Context triple: [Harpers Ferry, West Virginia, hasNearbyPark, Chesapeake and Ohio Canal National Historical Park (across Potomac)]
-
A.
Great Falls Park
Great Falls Park is a U.S. national park along the Potomac River in Virginia, known for its dramatic waterfalls, rugged river gorge, and hiking and viewing opportunities near Washington, D.C.
-
B.
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.
-
C.
Schuylkill River National and State Heritage Area
Schuylkill River National and State Heritage Area is a designated heritage corridor in southeastern Pennsylvania that preserves and interprets the region’s industrial, environmental, and Revolutionary War history along the Schuylkill River.
-
D.
Lake Accotink Park
Lake Accotink Park is a popular Fairfax County, Virginia recreational area centered around Lake Accotink, offering trails, boating, picnicking, and other outdoor activities.
-
E.
Patapsco River
The Patapsco River is a major waterway in central Maryland that flows into the Chesapeake Bay and forms the harbor of Baltimore.
- 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: Chesapeake and Ohio Canal National Historical Park (across Potomac) Triple: [Harpers Ferry, West Virginia, hasNearbyPark, Chesapeake and Ohio Canal National Historical Park (across Potomac)]
Generated description
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.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Chesapeake and Ohio Canal National Historical Park (across Potomac) Target entity description: 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.
-
A.
Great Falls Park
Great Falls Park is a U.S. national park along the Potomac River in Virginia, known for its dramatic waterfalls, rugged river gorge, and hiking and viewing opportunities near Washington, D.C.
-
B.
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.
-
C.
Schuylkill River National and State Heritage Area
Schuylkill River National and State Heritage Area is a designated heritage corridor in southeastern Pennsylvania that preserves and interprets the region’s industrial, environmental, and Revolutionary War history along the Schuylkill River.
-
D.
Lake Accotink Park
Lake Accotink Park is a popular Fairfax County, Virginia recreational area centered around Lake Accotink, offering trails, boating, picnicking, and other outdoor activities.
-
E.
Patapsco River
The Patapsco River is a major waterway in central Maryland that flows into the Chesapeake Bay and forms the harbor of Baltimore.
- F. None of above. chosen
PD
Predicate disambiguation
gpt-5-mini-2025-08-07
Target predicate: hasNearbyPark Context triple: [Harpers Ferry, West Virginia, hasNearbyPark, Chesapeake and Ohio Canal National Historical Park (across Potomac)]
-
A.
hasAttractionNearby
chosen
Indicates that one entity is located close to another entity that serves as an attraction or point of interest.
-
B.
hasNearbyFacility
Indicates that one entity is located close to or in the vicinity of a particular facility.
-
C.
nearbyCurrent
Indicates that one entity is located close to another entity at the present moment or in the current context.
-
D.
hasParking
Indicates that a place or facility provides designated parking space(s) available for use.
-
E.
hasNearbyTrailheadFor
Indicates that one location has a trailhead situated close enough to serve as a convenient access point for another location.
- F. None of above.
Provenance (6 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_69a4366d2ec881908d8c0b28e4ca55fc |
completed | March 1, 2026, 12:51 p.m. |
| NEDg | Description generation | batch_69a436bb57848190a56dc2c340ea6229 |
completed | March 1, 2026, 12:53 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69a4372b4c3c8190a5ccfe0d9325d9ef |
completed | March 1, 2026, 12:55 p.m. |
| PD | Predicate disambiguation | batch_69a2eddb98e081909efcf9f0a955a908 |
completed | Feb. 28, 2026, 1:30 p.m. |
Created at: Feb. 28, 2026, 1:11 p.m.