Triple
T5171243
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | W&OD Railroad Regional Park |
E116682
|
entity |
| Predicate | follows |
P134
|
FINISHED |
| Object | Washington & Old Dominion Railroad corridor |
E51241
|
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: Washington & Old Dominion Railroad corridor | Statement: [W&OD Railroad Regional Park, follows, Washington & Old Dominion Railroad corridor]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Washington & Old Dominion Railroad corridor Context triple: [W&OD Railroad Regional Park, follows, Washington & Old Dominion Railroad corridor]
-
A.
Washington & Old Dominion Railroad Trail
chosen
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.
-
B.
Washington and Old Dominion Railroad
The Washington and Old Dominion Railroad was a regional rail line in Northern Virginia that operated from the 19th to the mid-20th century, later converted into the popular Washington & Old Dominion Railroad Trail.
-
C.
Newport News–Richmond–Charlottesville–Clifton Forge main line
The Newport News–Richmond–Charlottesville–Clifton Forge main line is a principal east–west rail corridor in Virginia that connects the Atlantic coast with the state’s interior and Appalachian regions.
-
D.
VRE Manassas Line
The VRE Manassas Line is a Virginia Railway Express commuter rail route connecting Washington, D.C. with communities in Northern Virginia, including the city of Manassas.
-
E.
North Carolina Railroad corridor
The North Carolina Railroad corridor is a historic rail line running across central North Carolina that has shaped the development and growth of numerous towns and cities along its route.
- 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_69bd445ff97c81909a2615cc56235470 |
completed | March 20, 2026, 12:58 p.m. |
| NER | Named-entity recognition | batch_69bd79508610819087abec175da8c847 |
completed | March 20, 2026, 4:44 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69bed9439ec881909021973aa5395e4f |
completed | March 21, 2026, 5:45 p.m. |
Created at: March 20, 2026, 1:45 p.m.