Triple
T20539295
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | EMD GP7 |
E504282
|
entity |
| Predicate | primeMover |
P19407
|
FINISHED |
| Object | EMD 567B |
—
|
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 567B | Statement: [EMD GP7, primeMover, EMD 567B]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: EMD 567B Context triple: [EMD GP7, primeMover, EMD 567B]
-
A.
EMD 567
chosen
The EMD 567 is a series of two-stroke diesel locomotive engines developed by General Motors’ Electro-Motive Division that powered many North American locomotives from the mid-20th century.
-
B.
EMD 710
The EMD 710 is a family of two-stroke diesel locomotive and marine engines widely used for their high power output and reliability in heavy-duty rail and marine applications.
-
C.
EMD 645 series
The EMD 645 series is a family of two-stroke diesel locomotive engines widely used in North American freight and passenger locomotives from the 1960s onward.
-
D.
EMD E7
The EMD E7 is a streamlined, cab-unit diesel-electric passenger locomotive built by General Motors’ Electro-Motive Division in the late 1940s and widely used by major U.S. railroads during the early dieselization era.
-
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_69e0b4b476648190bc6019622ae54d3c |
completed | April 16, 2026, 10:06 a.m. |
| NER | Named-entity recognition | batch_69e6a290bd8c819091988f511fb5820b |
completed | April 20, 2026, 10:02 p.m. |
Created at: April 16, 2026, 11:37 a.m.