Triple
T6149463
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Petersburg was a major railroad hub supplying Richmond |
E137160
|
entity |
| Predicate | connectedBy |
P37
|
FINISHED |
| Object | Weldon Railroad |
E570995
|
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: Weldon Railroad | Statement: [Petersburg was a major railroad hub supplying Richmond, connectedBy, Weldon Railroad]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Weldon Railroad Context triple: [Petersburg was a major railroad hub supplying Richmond, connectedBy, Weldon Railroad]
-
A.
South Side Railroad
chosen
South Side Railroad was a key 19th-century rail line in Virginia that linked the strategic transportation hub of Petersburg with Richmond and other points west, playing an important role in regional commerce and Civil War logistics.
-
B.
Alloway and Quinton Railroad
The Alloway and Quinton Railroad was a small regional rail line in southern New Jersey that later became part of the larger West Jersey and Seashore Railroad system.
-
C.
Wilmington and Weldon Railroad
The Wilmington and Weldon Railroad was a 19th-century North Carolina rail line that became a key component of the later Atlantic Coast Line system and was once among the longest railroads in the world.
-
D.
Durbin and Greenbrier Valley Railroad
The Durbin and Greenbrier Valley Railroad is a heritage railroad in West Virginia that operates scenic tourist excursions through the Allegheny Mountains using historic locomotives and rolling stock.
-
E.
Wallkill Valley Railroad
The Wallkill Valley Railroad was a historic rail line in New York’s Hudson Valley that played a key role in the region’s 19th- and early 20th-century transportation and industrial development.
- 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_69c008a2c6308190a56519b22d55d083 |
completed | March 22, 2026, 3:20 p.m. |
| NER | Named-entity recognition | batch_69c05ce21820819096be9159d6b70a5f |
completed | March 22, 2026, 9:19 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69c1417c33d08190bd42558cc734601f |
completed | March 23, 2026, 1:34 p.m. |
Created at: March 22, 2026, 4:16 p.m.