Triple
T5178063
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Electro-Motive Division |
E116848
|
entity |
| Predicate | notableProduct |
P1448
|
FINISHED |
| Object | EMD E-series locomotives |
E492686
|
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: EMD E-series locomotives | Statement: [Electro-Motive Division, notableProduct, EMD E-series locomotives]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: EMD E-series locomotives Context triple: [Electro-Motive Division, notableProduct, EMD E-series locomotives]
-
A.
EMD DM30AC locomotives
EMD DM30AC locomotives are dual-mode diesel-electric locomotives built for the Long Island Rail Road, capable of operating in both diesel and third-rail electric modes to serve non-electrified and electrified territory.
-
B.
EMD FT locomotive
The EMD FT locomotive is a pioneering diesel-electric freight locomotive introduced in the late 1930s that helped establish Electro-Motive Division as a leader in replacing steam power on American railroads.
-
C.
EMC/EMD diesel locomotives
chosen
EMC/EMD diesel locomotives are a family of North American diesel-electric engines built by Electro-Motive Corporation/Division that played a major role in replacing steam power on many railroads.
-
D.
EMD F125
The EMD F125 is a modern diesel-electric passenger locomotive built by Electro-Motive Diesel for commuter rail service, featuring improved emissions performance, higher power output, and updated safety and control systems compared to its predecessors.
-
E.
Amtrak General Electric Genesis locomotives
Amtrak General Electric Genesis locomotives are a series of diesel-electric passenger locomotives built by GE for Amtrak, widely used across its intercity routes in the United States.
- 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_69bd446140f08190becb93c61158f27f |
completed | March 20, 2026, 12:58 p.m. |
| NER | Named-entity recognition | batch_69bd7976339481909ece900de22064f2 |
completed | March 20, 2026, 4:44 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69beefb2464081909ee9f05788ef5c30 |
completed | March 21, 2026, 7:21 p.m. |
Created at: March 20, 2026, 1:45 p.m.