Triple
T3499103
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Chuo Line (Osaka Metro) |
E73920
|
entity |
| Predicate | throughServicesWith |
P26302
|
FINISHED |
| Object |
Kintetsu Keihanna Line
The Kintetsu Keihanna Line is a commuter railway line in the Kansai region of Japan operated by Kintetsu Railway, connecting Osaka with its eastern suburbs and serving as part of a major interurban transit corridor.
|
E525922
|
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: Kintetsu Keihanna Line | Statement: [Chuo Line (Osaka Metro), throughServicesWith, Kintetsu Keihanna Line]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Kintetsu Keihanna Line Context triple: [Chuo Line (Osaka Metro), throughServicesWith, Kintetsu Keihanna Line]
-
A.
Kintetsu Namba Line
The Kintetsu Namba Line is a major commuter railway line in Osaka, Japan, operated by Kintetsu Railway and connecting central Osaka with the wider Kintetsu network.
-
B.
Hankyu Senri Line
The Hankyu Senri Line is a commuter railway line in the Osaka area of Japan operated by Hankyu Railway, serving suburban communities and connecting them to central Osaka.
-
C.
Kintetsu Kashihara Line
The Kintetsu Kashihara Line is a major commuter railway line in Japan’s Kansai region, connecting cities in Nara and Osaka Prefectures as part of the Kintetsu Railway network.
-
D.
Nankai Koya Line
The Nankai Koya Line is a major private railway line in the Osaka region of Japan operated by Nankai Electric Railway, connecting central Osaka with the Mount Koya area.
-
E.
Hanshin Mukogawa Line
The Hanshin Mukogawa Line is a short commuter railway branch line in Hyōgo Prefecture, Japan, providing local transit service as part of the Hanshin Electric Railway network.
- 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: Kintetsu Keihanna Line Triple: [Chuo Line (Osaka Metro), throughServicesWith, Kintetsu Keihanna Line]
Generated description
The Kintetsu Keihanna Line is a commuter railway line in the Kansai region of Japan operated by Kintetsu Railway, connecting Osaka with its eastern suburbs and serving as part of a major interurban transit corridor.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Kintetsu Keihanna Line Target entity description: The Kintetsu Keihanna Line is a commuter railway line in the Kansai region of Japan operated by Kintetsu Railway, connecting Osaka with its eastern suburbs and serving as part of a major interurban transit corridor.
-
A.
Kintetsu Namba Line
The Kintetsu Namba Line is a major commuter railway line in Osaka, Japan, operated by Kintetsu Railway and connecting central Osaka with the wider Kintetsu network.
-
B.
Hankyu Senri Line
The Hankyu Senri Line is a commuter railway line in the Osaka area of Japan operated by Hankyu Railway, serving suburban communities and connecting them to central Osaka.
-
C.
Kintetsu Kashihara Line
The Kintetsu Kashihara Line is a major commuter railway line in Japan’s Kansai region, connecting cities in Nara and Osaka Prefectures as part of the Kintetsu Railway network.
-
D.
Nankai Koya Line
The Nankai Koya Line is a major private railway line in the Osaka region of Japan operated by Nankai Electric Railway, connecting central Osaka with the Mount Koya area.
-
E.
Hanshin Mukogawa Line
The Hanshin Mukogawa Line is a short commuter railway branch line in Hyōgo Prefecture, Japan, providing local transit service as part of the Hanshin Electric Railway network.
- F. None of above. chosen
PD
Predicate disambiguation
gpt-5-mini-2025-08-07
Target predicate: throughServicesWith Context triple: [Chuo Line (Osaka Metro), throughServicesWith, Kintetsu Keihanna Line]
-
A.
hasThroughServiceWith
chosen
Indicates that two transportation services are operationally linked so that a passenger or shipment can continue from one to the other without a separate booking or major interruption.
-
B.
throughServicesWithOtherOperators
Indicates that an entity provides or participates in through-services that are jointly operated or coordinated with other operators.
-
C.
serviceWith
Indicates that one entity provides or is associated with a particular service offered to or used by another entity.
-
D.
hasServiceTo
Indicates that one entity provides, offers, or operates a service for or directed toward another entity.
-
E.
servedByService
Indicates that something is provided, handled, or fulfilled by a particular service.
- 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_69ad85cdb6e48190a335d412b9194ed8 |
completed | March 8, 2026, 2:21 p.m. |
| NER | Named-entity recognition | batch_69adbbd3ad548190abbfae820bf3b66d |
completed | March 8, 2026, 6:11 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69bfa1b5c0e081909c9a923eef50018c |
completed | March 22, 2026, 8 a.m. |
| NEDg | Description generation | batch_69bfa27d71fc8190aee4de452eb259fe |
completed | March 22, 2026, 8:04 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69bfa30af20c8190a759a3b7b108371b |
completed | March 22, 2026, 8:06 a.m. |
| PD | Predicate disambiguation | batch_69adae0cd8b0819099da300af09880da |
completed | March 8, 2026, 5:12 p.m. |
Created at: March 8, 2026, 3:18 p.m.