Triple
T10085182
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | BB 7200 |
E215200
|
entity |
| Predicate | family |
P566
|
FINISHED |
| Object | Nez Cassé locomotives |
E768049
|
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: Nez Cassé locomotives | Statement: [BB 7200, family, Nez Cassé locomotives]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Nez Cassé locomotives Context triple: [BB 7200, family, Nez Cassé locomotives]
-
A.
Nez Cassé locomotives
chosen
Nez Cassé locomotives are a distinctive series of French electric and diesel-electric locomotives recognizable by their angular “broken nose” cab design, widely used by SNCF from the 1960s onward.
-
B.
Locomotive
Locomotive is the nickname of El Paso Locomotive FC, a professional soccer club based in El Paso, Texas, that competes in the USL Championship.
-
C.
Shay locomotive
The Shay locomotive is a geared steam locomotive design, widely used on logging and industrial railroads for its exceptional low-speed power and ability to handle steep grades and sharp curves.
-
D.
Forney locomotive
The Forney locomotive is a compact 19th-century steam tank locomotive type, notable for its rigid wheelbase and rear-mounted fuel and water tanks, widely used on urban elevated and commuter railways.
-
E.
Class 57 diesel locomotive
The Class 57 diesel locomotive is a British mainline locomotive type, rebuilt from older Class 47s, widely used for both passenger and freight services including prestigious sleeper and charter trains.
- 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_69ca83a1eed081908b2e9580f2ebeea7 |
completed | March 30, 2026, 2:07 p.m. |
| NER | Named-entity recognition | batch_69cdd04609748190987a9364a387fa61 |
completed | April 2, 2026, 2:11 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69d2b68188c48190ac783cdfc072c502 |
completed | April 5, 2026, 7:22 p.m. |
Created at: March 30, 2026, 9 p.m.