Triple
T14056702
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | M1 (Copenhagen Metro) |
E338237
|
entity |
| Predicate | rollingStock |
P1305
|
FINISHED |
| Object | Ansaldobreda Driverless Metro trains |
E403259
|
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: Ansaldobreda Driverless Metro trains | Statement: [M1 (Copenhagen Metro), rollingStock, Ansaldobreda Driverless Metro trains]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Ansaldobreda Driverless Metro trains Context triple: [M1 (Copenhagen Metro), rollingStock, Ansaldobreda Driverless Metro trains]
-
A.
Hitachi Rail Italy Driverless Metro trains
Hitachi Rail Italy Driverless Metro trains are fully automated rapid transit vehicles designed and manufactured by Hitachi Rail Italy for use on modern urban metro systems.
-
B.
Ansaldobreda Sirio trams
chosen
Ansaldobreda Sirio trams are a family of low-floor, articulated light rail vehicles built by the Italian manufacturer AnsaldoBreda for modern urban tram networks.
-
C.
E-series metro trains
E-series metro trains are an earlier generation of Soviet-designed electric multiple units that served as a foundational model for later metro rolling stock across various Eastern European and former Soviet cities.
-
D.
Trensurb metropolitan train
The Trensurb metropolitan train is an urban rail transit system serving the Porto Alegre metropolitan region in Rio Grande do Sul, Brazil.
-
E.
SORTA Metro
SORTA Metro is the primary public bus transit system serving Cincinnati and its surrounding Hamilton County region.
- 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_69d81c67ba6c819091935650dfb3b895 |
completed | April 9, 2026, 9:38 p.m. |
| NER | Named-entity recognition | batch_69de3c8e6d008190af8892f34c5cefbd |
completed | April 14, 2026, 1:09 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69fcb6608cf8819087ed5d890b82650a |
completed | May 7, 2026, 3:57 p.m. |
Created at: April 9, 2026, 10:20 p.m.