Triple
T22203939
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | British Rail Class 67 |
E548753
|
entity |
| Predicate | builder |
P3143
|
FINISHED |
| Object | Alstom Valencia |
—
|
NE NERFINISHED |
How this triple was built (3 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 Valencia | Statement: [British Rail Class 67, builder, Alstom Valencia]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Alstom Valencia Context triple: [British Rail Class 67, builder, Alstom Valencia]
-
A.
Alstom Metropolis
Alstom Metropolis is a family of modern, high-capacity metro trains manufactured by Alstom and used in urban rapid transit systems worldwide.
-
B.
Stadler Valencia
Stadler Valencia is a Spanish rail vehicle manufacturing facility of Stadler Rail, specializing in the design and production of locomotives and other rolling stock.
-
C.
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.
-
D.
Alstom Washwood Heath
Alstom Washwood Heath was a major train manufacturing and maintenance facility in Birmingham, England, known for producing high-speed and electric multiple unit trains for the UK rail network.
-
E.
Alstom Eurotram
The Alstom Eurotram is a distinctive low-floor light rail vehicle known for its sleek, modern design and panoramic windows, widely used on urban tram networks in Europe.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Alstom Valencia Target entity description: Alstom Valencia is a Spanish railway manufacturing facility of Alstom known for producing locomotives and rolling stock for international rail operators.
-
A.
Alstom Metropolis
Alstom Metropolis is a family of modern, high-capacity metro trains manufactured by Alstom and used in urban rapid transit systems worldwide.
-
B.
Stadler Valencia
Stadler Valencia is a Spanish rail vehicle manufacturing facility of Stadler Rail, specializing in the design and production of locomotives and other rolling stock.
-
C.
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.
-
D.
Alstom Washwood Heath
Alstom Washwood Heath was a major train manufacturing and maintenance facility in Birmingham, England, known for producing high-speed and electric multiple unit trains for the UK rail network.
-
E.
Alstom Eurotram
The Alstom Eurotram is a distinctive low-floor light rail vehicle known for its sleek, modern design and panoramic windows, widely used on urban tram networks in Europe.
- F. None of above. chosen
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.