Triple
T12076438
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Bombardier BiLevel Coach |
E287560
|
entity |
| Predicate | hasVariant |
P455
|
FINISHED |
| Object | Bombardier BiLevel trailer coach |
E287560
|
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: Bombardier BiLevel trailer coach | Statement: [Bombardier BiLevel Coach, hasVariant, Bombardier BiLevel trailer coach]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Bombardier BiLevel trailer coach Context triple: [Bombardier BiLevel Coach, hasVariant, Bombardier BiLevel trailer coach]
-
A.
Bombardier BiLevel Coach
chosen
The Bombardier BiLevel Coach is a double-decker commuter rail car widely used across North America to increase passenger capacity on regional and suburban train services.
-
B.
Kawasaki bi-level coach
The Kawasaki bi-level coach is a double-decker commuter rail passenger car built by Kawasaki Heavy Industries and widely used on systems such as the MBTA Commuter Rail to increase capacity.
-
C.
Bombardier FLEXITY
Bombardier FLEXITY is a family of modern low-floor trams and light rail vehicles widely used in urban public transit systems around the world.
-
D.
Bombardier Flexity Classic
The Bombardier Flexity Classic is a family of low-floor, multi-section trams used in various cities worldwide, designed for reliable, accessible urban light rail service.
-
E.
Bombardier Turbostar multiple units
Bombardier Turbostar multiple units are a family of diesel multiple-unit passenger trains widely used on regional and commuter rail services in the United Kingdom.
- 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_69d6ab4846e081908ee7bbd66a6d3459 |
completed | April 8, 2026, 7:23 p.m. |
| NER | Named-entity recognition | batch_69d9045ceeec81909427cae8972eed26 |
completed | April 10, 2026, 2:08 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69f60a6b2d788190975275d713c26a4e |
completed | May 2, 2026, 2:30 p.m. |
Created at: April 8, 2026, 9:48 p.m.