Triple
T4825242
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Sakae |
E107807
|
entity |
| Predicate | railwayLine |
P848
|
FINISHED |
| Object |
Nagoya Municipal Subway Meijō Line
The Nagoya Municipal Subway Meijō Line is a circular subway line in Nagoya, Japan, forming a loop around the city and connecting major commercial and residential districts.
|
E567847
|
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: Nagoya Municipal Subway Meijō Line | Statement: [Sakae, railwayLine, Nagoya Municipal Subway Meijō Line]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Nagoya Municipal Subway Meijō Line Context triple: [Sakae, railwayLine, Nagoya Municipal Subway Meijō Line]
-
A.
Nagoya Municipal Subway
Nagoya Municipal Subway is the rapid transit system serving the city of Nagoya, Japan, forming the core of its urban public transportation network.
-
B.
Higashiyama Line of Nagoya Municipal Subway
The Higashiyama Line of the Nagoya Municipal Subway is one of Nagoya’s main rapid transit lines, running east–west across the city and connecting key commercial, residential, and educational areas.
-
C.
Tanimachi Line
The Tanimachi Line is a major rapid transit line in Osaka, Japan, running north–south through the city as part of the Osaka Metro network.
-
D.
Namboku Line
The Namboku Line is a Tokyo Metro subway line running north–south through central Tokyo, connecting residential districts with major business and transit hubs.
-
E.
Tokyo Metro Namboku Line
The Tokyo Metro Namboku Line is a north–south subway line in Tokyo operated by Tokyo Metro, known for its deep underground stations and through-services to other railway lines.
- 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: Nagoya Municipal Subway Meijō Line Triple: [Sakae, railwayLine, Nagoya Municipal Subway Meijō Line]
Generated description
The Nagoya Municipal Subway Meijō Line is a circular subway line in Nagoya, Japan, forming a loop around the city and connecting major commercial and residential districts.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Nagoya Municipal Subway Meijō Line Target entity description: The Nagoya Municipal Subway Meijō Line is a circular subway line in Nagoya, Japan, forming a loop around the city and connecting major commercial and residential districts.
-
A.
Nagoya Municipal Subway
Nagoya Municipal Subway is the rapid transit system serving the city of Nagoya, Japan, forming the core of its urban public transportation network.
-
B.
Higashiyama Line of Nagoya Municipal Subway
The Higashiyama Line of the Nagoya Municipal Subway is one of Nagoya’s main rapid transit lines, running east–west across the city and connecting key commercial, residential, and educational areas.
-
C.
Tanimachi Line
The Tanimachi Line is a major rapid transit line in Osaka, Japan, running north–south through the city as part of the Osaka Metro network.
-
D.
Namboku Line
The Namboku Line is a Tokyo Metro subway line running north–south through central Tokyo, connecting residential districts with major business and transit hubs.
-
E.
Tokyo Metro Namboku Line
The Tokyo Metro Namboku Line is a north–south subway line in Tokyo operated by Tokyo Metro, known for its deep underground stations and through-services to other railway lines.
- 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_69bd43fac8188190803f0327190621e4 |
completed | March 20, 2026, 12:56 p.m. |
| NER | Named-entity recognition | batch_69bd6cadb2bc81909455149e46eb593a |
completed | March 20, 2026, 3:50 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69c124d359ec819086420b7e00b8d630 |
completed | March 23, 2026, 11:32 a.m. |
| NEDg | Description generation | batch_69c12605b8148190967526967a8a1231 |
completed | March 23, 2026, 11:37 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69c126c641448190a826c213e8ab05af |
completed | March 23, 2026, 11:40 a.m. |
Created at: March 20, 2026, 1:24 p.m.