Triple
T18154546
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Amasa Stone |
E434594
|
entity |
| Predicate | employer |
P7
|
FINISHED |
| Object | Cleveland, Columbus and Cincinnati Railroad |
—
|
NE NERFINISHED |
How this triple was built (3 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: Cleveland, Columbus and Cincinnati Railroad | Statement: [Amasa Stone, employer, Cleveland, Columbus and Cincinnati Railroad]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Cleveland, Columbus and Cincinnati Railroad Context triple: [Amasa Stone, employer, Cleveland, Columbus and Cincinnati Railroad]
-
A.
Cleveland, Painesville and Ashtabula Railroad
The Cleveland, Painesville and Ashtabula Railroad was a 19th-century rail line in northern Ohio that became a key predecessor to the Lake Shore and Michigan Southern Railway.
-
B.
Cleveland Railway
Cleveland Railway was a major early 20th-century streetcar and public transit company serving the city of Cleveland, Ohio.
-
C.
Cincinnati Southern Railway
Cincinnati Southern Railway is a historic railroad line built in the late 19th century to connect Cincinnati, Ohio, with the American South, significantly shaping the development of towns along its route.
-
D.
Covington and Ohio Railroad
The Covington and Ohio Railroad was a 19th-century American railway company that became part of the Chesapeake and Ohio Railway through consolidation.
-
E.
Pittsburgh, Cincinnati, Chicago and St. Louis Railroad
The Pittsburgh, Cincinnati, Chicago and St. Louis Railroad was a major Midwestern and Mid-Atlantic rail system that formed a key part of the Pennsylvania Railroad’s network, linking important industrial cities across the region.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Cleveland, Columbus and Cincinnati Railroad Target entity description: The Cleveland, Columbus and Cincinnati Railroad was a 19th-century American railway line in Ohio that connected major cities and played a key role in regional transportation and economic development.
-
A.
Cleveland, Painesville and Ashtabula Railroad
The Cleveland, Painesville and Ashtabula Railroad was a 19th-century rail line in northern Ohio that became a key predecessor to the Lake Shore and Michigan Southern Railway.
-
B.
Cleveland Railway
Cleveland Railway was a major early 20th-century streetcar and public transit company serving the city of Cleveland, Ohio.
-
C.
Cincinnati Southern Railway
Cincinnati Southern Railway is a historic railroad line built in the late 19th century to connect Cincinnati, Ohio, with the American South, significantly shaping the development of towns along its route.
-
D.
Covington and Ohio Railroad
The Covington and Ohio Railroad was a 19th-century American railway company that became part of the Chesapeake and Ohio Railway through consolidation.
-
E.
Pittsburgh, Cincinnati, Chicago and St. Louis Railroad
The Pittsburgh, Cincinnati, Chicago and St. Louis Railroad was a major Midwestern and Mid-Atlantic rail system that formed a key part of the Pennsylvania Railroad’s network, linking important industrial cities across the region.
- F. None of above. chosen
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_69d8b90aac308190801e2c57d8c5bfe5 |
completed | April 10, 2026, 8:47 a.m. |
| NER | Named-entity recognition | batch_69e4de3b5b788190b011c4eb96a71ffd |
completed | April 19, 2026, 1:52 p.m. |
Created at: April 10, 2026, 10:30 a.m.