Triple
T20135906
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Red line (Stockholm metro) |
E491023
|
entity |
| Predicate | usesRollingStock |
P5426
|
FINISHED |
| Object | C30 trains |
—
|
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: C30 trains | Statement: [Red line (Stockholm metro), usesRollingStock, C30 trains]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: C30 trains Context triple: [Red line (Stockholm metro), usesRollingStock, C30 trains]
-
A.
C30 trains
C30 trains are a modern fleet of metro cars introduced to upgrade and expand passenger service on Stockholm’s Green line.
-
B.
C-series trains
C-series trains are a modern class of electric multiple-unit subway trains used on the Munich U-Bahn, known for their articulated design and improved passenger comfort and capacity.
-
C.
M300 series trains
The M300 series trains are a modern fleet of metro trains operating on the Helsinki Metro, designed to provide efficient, high-capacity urban rail transport.
-
D.
Mark III trains
Mark III trains are a generation of streamlined monorail vehicles that operated on the Disneyland Monorail System, featuring updated design and technology over earlier models.
-
E.
MX3000 train
The MX3000 train is a modern electric multiple unit used as the primary passenger rolling stock on the Oslo Metro system in Norway.
- 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: C30 trains Target entity description: C30 trains are a modern fleet of metro cars used on Stockholm’s Red Line, featuring updated design, improved energy efficiency, and enhanced passenger comfort compared to older rolling stock.
-
A.
C30 trains
chosen
C30 trains are a modern fleet of metro cars introduced to upgrade and expand passenger service on Stockholm’s Green line.
-
B.
C-series trains
C-series trains are a modern class of electric multiple-unit subway trains used on the Munich U-Bahn, known for their articulated design and improved passenger comfort and capacity.
-
C.
M300 series trains
The M300 series trains are a modern fleet of metro trains operating on the Helsinki Metro, designed to provide efficient, high-capacity urban rail transport.
-
D.
Mark III trains
Mark III trains are a generation of streamlined monorail vehicles that operated on the Disneyland Monorail System, featuring updated design and technology over earlier models.
-
E.
MX3000 train
The MX3000 train is a modern electric multiple unit used as the primary passenger rolling stock on the Oslo Metro system in Norway.
- F. None of above.
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_69da62651a0c8190a3e05e95e056a66b |
completed | April 11, 2026, 3:01 p.m. |
| NER | Named-entity recognition | batch_69e66767ba3881909c2bcb74a986bd29 |
completed | April 20, 2026, 5:50 p.m. |
Created at: April 11, 2026, 11:32 p.m.