Triple
T22738797
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | MacArthur Boulevard |
E562348
|
entity |
| Predicate | providesAccessTo |
P1985
|
FINISHED |
| Object | C&O Canal National Historical Park |
—
|
NE NERFINISHED |
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: C&O Canal National Historical Park | Statement: [MacArthur Boulevard, providesAccessTo, C&O Canal National Historical Park]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: C&O Canal National Historical Park Context triple: [MacArthur Boulevard, providesAccessTo, C&O Canal National Historical Park]
-
A.
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.
-
B.
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.
-
C.
Whitewater Canal State Historic Site
Whitewater Canal State Historic Site is a preserved 19th-century canal and interpretive park in Indiana that showcases the history of early American transportation and canal engineering.
-
D.
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.
-
E.
Potomac River parklands
The Potomac River parklands are a collection of federally managed green spaces, memorials, and recreational areas along the Potomac River in the Washington, D.C. region.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
Provenance (2 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_69e245513a5c81908d5cb471b4fc429d |
completed | April 17, 2026, 2:36 p.m. |
| NER | Named-entity recognition | batch_69f17971751081909253984429c8d178 |
completed | April 29, 2026, 3:22 a.m. |
Created at: April 17, 2026, 3:22 p.m.