Triple
T13462640
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Line 12 (Mexico City Metro) |
E311409
|
entity |
| Predicate | rollingStock |
P1305
|
FINISHED |
| Object | Alstom trains |
E190120
|
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: Alstom trains | Statement: [Line 12 (Mexico City Metro), rollingStock, Alstom trains]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Alstom trains Context triple: [Line 12 (Mexico City Metro), rollingStock, Alstom trains]
-
A.
Alstom multiple units
chosen
Alstom multiple units are self-propelled passenger train sets manufactured by Alstom for use in various urban and regional rail systems worldwide.
-
B.
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.
-
C.
Adtranz–CAF EMU trains
Adtranz–CAF EMU trains are electric multiple-unit passenger trains jointly built by Adtranz and CAF, commonly used for high-frequency airport rail services.
-
D.
Alstom Coradia Stream
The Alstom Coradia Stream is a family of modern, low-floor electric and diesel multiple-unit trains designed for regional and intercity services in Europe, known for high energy efficiency, modularity, and passenger comfort.
-
E.
Alstom Coradia Duplex
The Alstom Coradia Duplex is a family of double-deck regional and intercity multiple-unit trains designed by Alstom to provide high-capacity, comfortable passenger service on electrified rail networks.
- 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_69d806a938b8819097ec43a2229fc7f9 |
completed | April 9, 2026, 8:06 p.m. |
| NER | Named-entity recognition | batch_69dbaf0d95fc81909d9f73d5315dc7b4 |
completed | April 12, 2026, 2:41 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69f739a2c75c819093765eb9d0d2377e |
completed | May 3, 2026, 12:03 p.m. |
Created at: April 9, 2026, 9:41 p.m.