Triple
T14064100
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Chūō Main Line |
E338417
|
entity |
| Predicate | limitedExpressService |
P107165
|
FINISHED |
| Object |
Azusa
Azusa is a Japanese limited express train service operated by JR East that primarily connects Tokyo with the Kōfu and Matsumoto areas via the Chūō Main Line.
|
E1077695
|
NE FINISHED |
How this triple was built (5 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: Azusa | Statement: [Chūō Main Line, limitedExpressService, Azusa]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Azusa Context triple: [Chūō Main Line, limitedExpressService, Azusa]
-
A.
Azusa
Azusa is a suburban city in the San Gabriel Valley region of Los Angeles County, California, located at the foothills of the San Gabriel Mountains.
-
B.
Redlands
Redlands is a historic city in Southern California known for its citrus-growing heritage, Victorian architecture, and role as an educational and cultural hub in the Inland Empire.
-
C.
Torrance
Torrance is a coastal city in southwestern Los Angeles County, California, known for its suburban neighborhoods, automotive and aerospace industries, and one of the region’s largest concentrations of Japanese-American residents.
-
D.
Torrance
Torrance is a small village in East Dunbartonshire, Scotland, known for its rural character and proximity to the outskirts of Glasgow.
-
E.
Nevin
Nevin is a surname most notably associated with Phil Nevin, a former Major League Baseball player and manager.
- 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: Azusa Triple: [Chūō Main Line, limitedExpressService, Azusa]
Generated description
Azusa is a Japanese limited express train service operated by JR East that primarily connects Tokyo with the Kōfu and Matsumoto areas via the Chūō Main Line.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Azusa Target entity description: Azusa is a Japanese limited express train service operated by JR East that primarily connects Tokyo with the Kōfu and Matsumoto areas via the Chūō Main Line.
-
A.
Azusa
Azusa is a suburban city in the San Gabriel Valley region of Los Angeles County, California, located at the foothills of the San Gabriel Mountains.
-
B.
Redlands
Redlands is a historic city in Southern California known for its citrus-growing heritage, Victorian architecture, and role as an educational and cultural hub in the Inland Empire.
-
C.
Torrance
Torrance is a coastal city in southwestern Los Angeles County, California, known for its suburban neighborhoods, automotive and aerospace industries, and one of the region’s largest concentrations of Japanese-American residents.
-
D.
Torrance
Torrance is a small village in East Dunbartonshire, Scotland, known for its rural character and proximity to the outskirts of Glasgow.
-
E.
Nevin
Nevin is a surname most notably associated with Phil Nevin, a former Major League Baseball player and manager.
- F. None of above. chosen
PD
Predicate disambiguation
gpt-5-mini-2025-08-07
Target predicate: limitedExpressService Context triple: [Chūō Main Line, limitedExpressService, Azusa]
-
A.
primaryExpressService
Indicates that an entity provides or is associated with the main, prioritized express-level service in a given context.
-
B.
hasLimitedExpressBrand
chosen
Indicates that an entity possesses or is associated with a Limited Express brand designation or service.
-
C.
longDistanceService
Indicates that a service operates over large geographic distances, typically connecting locations that are far apart rather than nearby.
-
D.
shippingAccess
Indicates that one entity has the ability or permission to ship items to or on behalf of another entity.
-
E.
hasCenterExpressTracks
Indicates that the subject location or facility contains express railway tracks running through its central area or core.
- F. None of above.
Provenance (6 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_69de5689c7f48190a47ca94eaa8a9ef9 |
completed | April 14, 2026, 3 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69fcb6673de881909653c7691422b800 |
completed | May 7, 2026, 3:57 p.m. |
| NEDg | Description generation | batch_69fcc3b8aea881909b11a4671314810e |
completed | May 7, 2026, 4:54 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69fcc450fea881909e3b5bbd96469a8b |
completed | May 7, 2026, 4:56 p.m. |
| PD | Predicate disambiguation | batch_69de05adef888190b023ab42ef5076b6 |
completed | April 14, 2026, 9:15 a.m. |
Created at: April 9, 2026, 10:21 p.m.