Triple
T22203938
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | British Rail Class 67 |
E548753
|
entity |
| Predicate | builder |
P3143
|
FINISHED |
| Object | Alstom Meinfesa |
—
|
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: Alstom Meinfesa | Statement: [British Rail Class 67, builder, Alstom Meinfesa]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Alstom Meinfesa Context triple: [British Rail Class 67, builder, Alstom Meinfesa]
-
A.
Alstom
Alstom is a French multinational company that designs, manufactures, and services rail transport equipment and systems, including trains, metros, and signaling solutions.
-
B.
Alstom Euroduplex
The Alstom Euroduplex is a high-speed, double-deck electric multiple unit train designed for long-distance services on advanced rail networks such as Morocco’s Al Boraq line.
-
C.
Alstom Valencia
chosen
Alstom Valencia is a Spanish railway manufacturing facility of Alstom known for producing locomotives and rolling stock for international rail operators.
-
D.
Alstom Juniper
Alstom Juniper is a family of electric multiple unit trains built by Alstom for use on the British railway network.
-
E.
Alstom Metropolis
Alstom Metropolis is a family of modern, high-capacity metro trains manufactured by Alstom and used in urban rapid transit systems worldwide.
- 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_69e11e3ecc7c8190b5f94cd8f42e9d37 |
completed | April 16, 2026, 5:37 p.m. |
| NER | Named-entity recognition | batch_69f12b25eac4819094b3c50027ed66db |
completed | April 28, 2026, 9:48 p.m. |
Created at: April 16, 2026, 8:36 p.m.