Triple
T13143948
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Biotrén |
E312286
|
entity |
| Predicate | rollingStock |
P1305
|
FINISHED |
| Object | Alstom Xtrapolis electric multiple units |
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 Xtrapolis electric multiple units | Statement: [Biotrén, rollingStock, Alstom Xtrapolis electric multiple units]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Alstom Xtrapolis electric multiple units Context triple: [Biotrén, rollingStock, Alstom Xtrapolis electric multiple units]
-
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.
X'Trapolis EMU
The X'Trapolis EMU is a modern electric multiple unit train used for suburban passenger services on Melbourne’s metropolitan rail network.
-
C.
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.
-
D.
Alstom Coradia Polyvalent
The Alstom Coradia Polyvalent is a family of modern regional and intercity multiple-unit trains designed for flexible operation, including electric and dual-mode configurations, widely used across France and other European countries.
-
E.
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.
- 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_69d806aabde48190899e13e41659cae5 |
completed | April 9, 2026, 8:06 p.m. |
| NER | Named-entity recognition | batch_69d98bce3678819082a7aa1d83f20592 |
completed | April 10, 2026, 11:46 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69f6eae4a87881908be57e15f001c904 |
completed | May 3, 2026, 6:27 a.m. |
Created at: April 9, 2026, 9:10 p.m.