Triple
T20082757
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | EMD |
E500042
|
entity |
| Predicate | alsoKnownAs |
P39
|
FINISHED |
| Object | EMD (Electro-Motive) |
—
|
NE NERFINISHED |
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 (Electro-Motive) | Statement: [EMD, alsoKnownAs, EMD (Electro-Motive)]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: EMD (Electro-Motive) Context triple: [EMD, alsoKnownAs, EMD (Electro-Motive)]
-
A.
Electro-Motive Division
chosen
Electro-Motive Division was a major American manufacturer of diesel-electric locomotives that played a leading role in the transition from steam to diesel power on North American railroads.
-
B.
EMD F-series
The EMD F-series is a line of iconic American diesel-electric freight and passenger locomotives built by General Motors’ Electro-Motive Division from the 1930s through the 1950s, known for their streamlined “bulldog” nose design and widespread use in the transition from steam to diesel power.
-
C.
General Electric Transportation
General Electric Transportation is a major American manufacturer of locomotives and rail equipment, known for producing diesel-electric engines used by freight and passenger railroads worldwide.
-
D.
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.
-
E.
EMD GP7
The EMD GP7 is a four-axle road switcher diesel-electric locomotive introduced in the late 1940s that became one of Electro-Motive Division’s most successful and widely used early road switcher designs in North America.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
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_69da627770948190997f486f9a2e370f |
completed | April 11, 2026, 3:02 p.m. |
| NER | Named-entity recognition | batch_69e6655946f48190a6b4cb13ea4e212a |
completed | April 20, 2026, 5:41 p.m. |
Created at: April 11, 2026, 3:41 p.m.