Triple
T15434026
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Monon Railroad |
E369712
|
entity |
| Predicate | formerName |
P65
|
FINISHED |
| Object | Louisville, New Albany and Chicago Railway |
E370981
|
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: Louisville, New Albany and Chicago Railway | Statement: [Monon Railroad, formerName, Louisville, New Albany and Chicago Railway]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Louisville, New Albany and Chicago Railway Context triple: [Monon Railroad, formerName, Louisville, New Albany and Chicago Railway]
-
A.
Chicago, Indianapolis and Louisville Railway
chosen
The Chicago, Indianapolis and Louisville Railway, commonly known as the Monon Railroad, was a regional railroad that connected key Midwestern cities and played a significant role in the transportation network of Indiana and surrounding states in the late 19th and early 20th centuries.
-
B.
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.
-
C.
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.
-
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.
Illinois Central Railroad
The Illinois Central Railroad was a major American rail carrier that played a pivotal role in connecting the Midwest to the Gulf of Mexico and fostering economic development along its north–south 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_69d85a19180081909925012fbf4e62a3 |
completed | April 10, 2026, 2:02 a.m. |
| NER | Named-entity recognition | batch_69e03eda01cc8190843e23b260b8503c |
completed | April 16, 2026, 1:43 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69ff1a8546948190a69ae1306bc19c64 |
completed | May 9, 2026, 11:29 a.m. |
Created at: April 10, 2026, 3:21 a.m.