Triple
T16938538
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Richmond and Danville Railroad |
E410887
|
entity |
| Predicate | owned |
P347
|
FINISHED |
| Object | Piedmont Railroad |
E1241888
|
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: Piedmont Railroad | Statement: [Richmond and Danville Railroad, owned, Piedmont Railroad]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Piedmont Railroad Context triple: [Richmond and Danville Railroad, owned, Piedmont Railroad]
-
A.
Piedmont Railroad
chosen
The Piedmont Railroad was a 19th-century rail line in the American South that formed part of an important transportation corridor later integrated into larger regional railroad systems.
-
B.
Piedmont and Northern Railway
The Piedmont and Northern Railway was an early 20th-century electric interurban and freight railroad that operated in the Carolinas and later became part of larger southeastern U.S. rail systems.
-
C.
Seaboard System Railroad
Seaboard System Railroad was a major U.S. freight railroad of the 1980s that consolidated several southeastern carriers and later became part of CSX Transportation.
-
D.
Atlanta and West Point Railroad
The Atlanta and West Point Railroad was a historic rail line in the southeastern United States that connected Atlanta, Georgia to West Point, serving as an important regional freight and passenger route.
-
E.
Louisville and Nashville Railroad
The Louisville and Nashville Railroad was a major U.S. railroad company that operated across the southeastern United States from the 19th century into the late 20th century, playing a key role in regional freight and passenger transportation.
- 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_69d886c886688190967be07322597ac9 |
completed | April 10, 2026, 5:12 a.m. |
| NER | Named-entity recognition | batch_69e3cf2b88bc8190aeb7b07032478ae3 |
completed | April 18, 2026, 6:36 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_6a00dc04f60081909b7b276a4010c321 |
completed | May 10, 2026, 7:27 p.m. |
Created at: April 10, 2026, 5:30 a.m.