Triple
T7497258
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Tokyu railway network |
E177162
|
entity |
| Predicate | connectsWith |
P37
|
FINISHED |
| Object |
Sotetsu Railway
Sotetsu Railway is a private Japanese railway operator in the Greater Tokyo area, best known for its commuter lines in Kanagawa Prefecture and through-services into central Tokyo via interconnections with other major rail networks.
|
E690477
|
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: Sotetsu Railway | Statement: [Tokyu railway network, connectsWith, Sotetsu Railway]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Sotetsu Railway Context triple: [Tokyu railway network, connectsWith, Sotetsu Railway]
-
A.
Odakyu Electric Railway
Odakyu Electric Railway is a major private railway company in Japan that operates commuter and limited express train services connecting central Tokyo with surrounding suburban and regional areas.
-
B.
Kintetsu Railway
Kintetsu Railway is a major Japanese private railway operator in the Kansai region, known for its extensive interurban network connecting cities such as Osaka, Nara, Kyoto, and Nagoya.
-
C.
Tokyu Railways
Tokyu Railways is a major private railway operator in the Greater Tokyo area of Japan, known for its extensive commuter rail network and integration with urban development projects.
-
D.
West Japan Railway Company
West Japan Railway Company is one of Japan’s major regional railway operators, managing extensive rail networks across western Honshu including the Kansai area.
-
E.
Tobu Railway
Tobu Railway is a major private railway company in Japan that operates extensive rail networks in the Greater Tokyo area and surrounding regions.
- 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: Sotetsu Railway Triple: [Tokyu railway network, connectsWith, Sotetsu Railway]
Generated description
Sotetsu Railway is a private Japanese railway operator in the Greater Tokyo area, best known for its commuter lines in Kanagawa Prefecture and through-services into central Tokyo via interconnections with other major rail networks.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Sotetsu Railway Target entity description: Sotetsu Railway is a private Japanese railway operator in the Greater Tokyo area, best known for its commuter lines in Kanagawa Prefecture and through-services into central Tokyo via interconnections with other major rail networks.
-
A.
Odakyu Electric Railway
Odakyu Electric Railway is a major private railway company in Japan that operates commuter and limited express train services connecting central Tokyo with surrounding suburban and regional areas.
-
B.
Kintetsu Railway
Kintetsu Railway is a major Japanese private railway operator in the Kansai region, known for its extensive interurban network connecting cities such as Osaka, Nara, Kyoto, and Nagoya.
-
C.
Tokyu Railways
Tokyu Railways is a major private railway operator in the Greater Tokyo area of Japan, known for its extensive commuter rail network and integration with urban development projects.
-
D.
West Japan Railway Company
West Japan Railway Company is one of Japan’s major regional railway operators, managing extensive rail networks across western Honshu including the Kansai area.
-
E.
Tobu Railway
Tobu Railway is a major private railway company in Japan that operates extensive rail networks in the Greater Tokyo area and surrounding regions.
- 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_69c69f2583808190bd1a4936c42a5815 |
completed | March 27, 2026, 3:15 p.m. |
| NER | Named-entity recognition | batch_69c6f5963d98819098275b161848d2d4 |
completed | March 27, 2026, 9:24 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69c937a70a94819090ff91dfa463682b |
completed | March 29, 2026, 2:31 p.m. |
| NEDg | Description generation | batch_69c938769538819091952ba78b7ce0b6 |
completed | March 29, 2026, 2:34 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69c93955ead08190acc9cd5fd09449ae |
completed | March 29, 2026, 2:38 p.m. |
Created at: March 27, 2026, 3:44 p.m.