Triple
T5949799
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Atchison, Topeka and Santa Fe Railway |
E132368
|
entity |
| Predicate | dateOfFirstRailOperations |
P30642
|
FINISHED |
| Object | 1860s |
—
|
LITERAL FINISHED |
Named-entity recognition
Before disambiguation, gpt-5-mini classified whether the object phrase is a named entity — the step behind the object's LITERAL type shown above.
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: 1860s | Statement: [Atchison, Topeka and Santa Fe Railway, dateOfFirstRailOperations, 1860s]
Disambiguation candidates (1 decision)
The exact options the model was shown at each disambiguation step, with the option it chose highlighted — the evidence behind this triple's disambiguated ids.
PD
Predicate disambiguation
gpt-5-mini-2025-08-07
Target predicate: dateOfFirstRailOperations Context triple: [Atchison, Topeka and Santa Fe Railway, dateOfFirstRailOperations, 1860s]
-
A.
railwayOpenedWith
Indicates that a railway line or section was inaugurated and began operation together with a specified associated element (such as a station, segment, or service).
-
B.
firstPassengerTrainDate
Indicates the calendar date on which the first passenger train service for the subject began operating.
-
C.
railwayWorksOpened
Indicates that a railway facility, such as a station, line, or related infrastructure, was officially opened or began operation on a specified date.
-
D.
railwayLineOpened
chosen
Indicates that a railway line began official operation or service on a specified date.
-
E.
isOldestRailwayIn
Indicates that a railway is the most ancient or earliest established railway within a specified geographic area or jurisdiction.
- F. None of above.
Provenance (3 batches)
| Stage | Batch ID | Job type | Status |
|---|---|---|---|
| creating | batch_69c00869d3308190af89b2453e0f7546 |
elicitation | completed |
| NER | batch_69c03ee10b308190afe38b904ae7c5f7 |
ner | completed |
| PD | batch_69c0335806788190b6488ca8b73f7a63 |
pd | completed |
Created at: March 22, 2026, 4:02 p.m.