Triple
T11134288
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Sapporo Municipal Subway |
E263370
|
entity |
| Predicate | hasRollingStockType |
P1305
|
FINISHED |
| Object |
Sapporo Municipal Subway 6000 series
The Sapporo Municipal Subway 6000 series is a former fleet of rubber-tyred electric multiple unit trains that operated on the Sapporo Municipal Subway system in Sapporo, Japan.
|
E908385
|
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: Sapporo Municipal Subway 6000 series | Statement: [Sapporo Municipal Subway, hasRollingStockType, Sapporo Municipal Subway 6000 series]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Sapporo Municipal Subway 6000 series Context triple: [Sapporo Municipal Subway, hasRollingStockType, Sapporo Municipal Subway 6000 series]
-
A.
Sapporo Municipal Subway 5000 series
The Sapporo Municipal Subway 5000 series is a fleet of rubber-tyred electric multiple unit trains operated on the Sapporo Municipal Subway system in Sapporo, Japan.
-
B.
Sapporo Streetcar
Sapporo Streetcar is a tram network in Sapporo, Japan, providing urban public transportation along a loop and branch lines through the city.
-
C.
Sapporo Municipal Subway
Sapporo Municipal Subway is the rapid transit system serving the city of Sapporo in Hokkaido, Japan, providing urban rail transportation across several key lines and stations.
-
D.
Tokyo Metro 16000 series
The Tokyo Metro 16000 series is a modern electric multiple unit train type operated by Tokyo Metro, primarily used for commuter services on the Chiyoda Line.
-
E.
Tokyo Metro 8000 series
The Tokyo Metro 8000 series is a fleet of electric multiple unit trains introduced in the early 1980s for Tokyo’s subway network, known for their long service life and multiple refurbishment programs.
- 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: Sapporo Municipal Subway 6000 series Triple: [Sapporo Municipal Subway, hasRollingStockType, Sapporo Municipal Subway 6000 series]
Generated description
The Sapporo Municipal Subway 6000 series is a former fleet of rubber-tyred electric multiple unit trains that operated on the Sapporo Municipal Subway system in Sapporo, Japan.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Sapporo Municipal Subway 6000 series Target entity description: The Sapporo Municipal Subway 6000 series is a former fleet of rubber-tyred electric multiple unit trains that operated on the Sapporo Municipal Subway system in Sapporo, Japan.
-
A.
Sapporo Municipal Subway 5000 series
The Sapporo Municipal Subway 5000 series is a fleet of rubber-tyred electric multiple unit trains operated on the Sapporo Municipal Subway system in Sapporo, Japan.
-
B.
Sapporo Streetcar
Sapporo Streetcar is a tram network in Sapporo, Japan, providing urban public transportation along a loop and branch lines through the city.
-
C.
Sapporo Municipal Subway
Sapporo Municipal Subway is the rapid transit system serving the city of Sapporo in Hokkaido, Japan, providing urban rail transportation across several key lines and stations.
-
D.
Tokyo Metro 16000 series
The Tokyo Metro 16000 series is a modern electric multiple unit train type operated by Tokyo Metro, primarily used for commuter services on the Chiyoda Line.
-
E.
Tokyo Metro 8000 series
The Tokyo Metro 8000 series is a fleet of electric multiple unit trains introduced in the early 1980s for Tokyo’s subway network, known for their long service life and multiple refurbishment programs.
- 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_69d6aa9c0ba08190bbd19c217489b755 |
completed | April 8, 2026, 7:21 p.m. |
| NER | Named-entity recognition | batch_69d7e8347a248190837e8c26f25f553a |
completed | April 9, 2026, 5:56 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69e46308d2f481908827d0d569802f89 |
completed | April 19, 2026, 5:07 a.m. |
| NEDg | Description generation | batch_69e46c3448348190b2c062d21771066d |
completed | April 19, 2026, 5:46 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69e46dadbc5c8190b41279a05731dc95 |
completed | April 19, 2026, 5:52 a.m. |
Created at: April 8, 2026, 9:28 p.m.