Triple
T15030231
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Green line (Stockholm metro) |
E378322
|
entity |
| Predicate | usesRollingStock |
P5426
|
FINISHED |
| Object |
C30 trains
C30 trains are a modern fleet of metro cars introduced to upgrade and expand passenger service on Stockholm’s Green line.
|
E1134375
|
NE FINISHED |
How this triple was built (4 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: [Green line (Stockholm metro), usesRollingStock, C30 trains]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: C30 trains Context triple: [Green line (Stockholm metro), usesRollingStock, C30 trains]
-
A.
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.
-
B.
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.
-
C.
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.
-
D.
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.
-
E.
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.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NEDg
Description generation
gpt-5.1
Instruction
Generate a one-sentence description of the target entity. You are given a context triple in the form (subject, predicate, object), where the object is the target entity. # Instructions Use the triple to infer relevant information about the entity. Describe the entity based on what is most defining, well-known. Avoid repeating the information from the triple, unless really essential. # Response Format Return only the sentence: "Description: [one-sentence description of the target entity]"
Input
Entity: C30 trains Triple: [Green line (Stockholm metro), usesRollingStock, C30 trains]
Generated description
C30 trains are a modern fleet of metro cars introduced to upgrade and expand passenger service on Stockholm’s Green line.
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 introduced to upgrade and expand passenger service on Stockholm’s Green line.
-
A.
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.
-
B.
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.
-
C.
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.
-
D.
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.
-
E.
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.
- F. None of above. chosen
Provenance (5 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_69d85cd46b2c819090d054c27787f677 |
completed | April 10, 2026, 2:13 a.m. |
| NER | Named-entity recognition | batch_69ded7e2416081908dfba48d7f7b4a84 |
completed | April 15, 2026, 12:12 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69fe9ddb46888190b1d2fe2992fc120b |
completed | May 9, 2026, 2:37 a.m. |
| NEDg | Description generation | batch_69fe9efce5dc8190909b891c476d5291 |
completed | May 9, 2026, 2:42 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69fea2bd5d2c8190b26d2393cd8abb3e |
completed | May 9, 2026, 2:58 a.m. |
Created at: April 10, 2026, 2:59 a.m.