Triple
T2279213
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Washington & Old Dominion Railroad Trail |
E51241
|
entity |
| Predicate | partOf |
P40
|
FINISHED |
| Object | Northern Virginia Regional Park Authority trail system |
E86298
|
NE FINISHED |
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: Northern Virginia Regional Park Authority trail system | Statement: [Washington & Old Dominion Railroad Trail, partOf, Northern Virginia Regional Park Authority trail system]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Northern Virginia Regional Park Authority trail system Context triple: [Washington & Old Dominion Railroad Trail, partOf, Northern Virginia Regional Park Authority trail system]
-
A.
Northern Virginia Regional Park Authority
chosen
The Northern Virginia Regional Park Authority is a multi-jurisdictional agency that owns and manages a network of regional parks, natural areas, and historic sites across Northern Virginia.
-
B.
Four Mile Run Trail
Four Mile Run Trail is a multi-use recreational path in Northern Virginia that follows Four Mile Run stream, linking parks, neighborhoods, and other major regional trails.
-
C.
Fairfax County Park Authority
Fairfax County Park Authority is the governmental agency responsible for managing and operating the public parks and recreational facilities in Fairfax County, Virginia.
-
D.
Washington & Old Dominion Railroad Trail
The Washington & Old Dominion Railroad Trail is a popular multi-use paved rail trail in Northern Virginia that follows a former railroad corridor through several communities for recreation and commuting.
-
E.
Pohick Bay Regional Park
Pohick Bay Regional Park is a waterfront recreational area in Northern Virginia offering camping, boating, hiking, and other outdoor activities along the Potomac River.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
Provenance (3 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_69a88b08e4308190bdac9aebcca1c91a |
completed | March 4, 2026, 7:42 p.m. |
| NER | Named-entity recognition | batch_69abc2194150819083156e4dcd45a423 |
completed | March 7, 2026, 6:13 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69ae894cbb788190826b27cefb856651 |
completed | March 9, 2026, 8:48 a.m. |
Created at: March 4, 2026, 7:48 p.m.