Triple
T4825241
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Sakae |
E107807
|
entity |
| Predicate | railwayLine |
P848
|
FINISHED |
| Object | Nagoya Municipal Subway Higashiyama Line |
E419536
|
NE FINISHED |
How this triple was built (2 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 Higashiyama Line | Statement: [Sakae, railwayLine, Nagoya Municipal Subway Higashiyama Line]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Nagoya Municipal Subway Higashiyama Line Context triple: [Sakae, railwayLine, Nagoya Municipal Subway Higashiyama Line]
-
A.
Higashiyama Line of Nagoya Municipal Subway
chosen
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.
-
B.
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.
-
C.
Osaka Metro Tanimachi Line
The Osaka Metro Tanimachi Line is a major north–south subway line in Osaka, Japan, connecting key commercial and residential districts across the city.
-
D.
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.
-
E.
Osaka Metro Yotsubashi Line
The Osaka Metro Yotsubashi Line is a rapid transit line in Osaka, Japan, running north–south through central parts of the city as part of the Osaka Metro network.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
Provenance (3 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_69c1132b29ac819086654ae935e819ef |
completed | March 23, 2026, 10:17 a.m. |
Created at: March 20, 2026, 1:24 p.m.