Triple
T9887871
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Edogawa |
E181380
|
entity |
| Predicate | hasTransportation |
P105
|
FINISHED |
| Object | Toei Subway lines |
E35464
|
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: Toei Subway lines | Statement: [Edogawa, hasTransportation, Toei Subway lines]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Toei Subway lines Context triple: [Edogawa, hasTransportation, Toei Subway lines]
-
A.
Toei Subway
chosen
Toei Subway is one of Tokyo's two main subway networks, operated by the Tokyo Metropolitan Bureau of Transportation and serving numerous urban and suburban areas across the city.
-
B.
Tokyo Metro
Tokyo Metro is one of the two main rapid transit operators in Tokyo, running an extensive network of subway lines that serve the city’s central and metropolitan areas.
-
C.
Tokyu Den-en-toshi Line
Tokyu Den-en-toshi Line is a major private railway line in the Tokyo metropolitan area that connects central Tokyo with suburban residential districts, including service to Shibuya.
-
D.
Toei Asakusa Line
The Toei Asakusa Line is a major Tokyo subway line operated by the Tokyo Metropolitan Bureau of Transportation, connecting central Tokyo with surrounding areas and offering through-services to several private railway lines.
-
E.
Tokyo Metro Marunouchi Line
The Tokyo Metro Marunouchi Line is one of Tokyo’s main subway lines, running in a loop-like route through central districts and connecting major hubs such as Shinjuku, Tokyo, and Ikebukuro.
- 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_69ca8283a6708190801af7a25a7ebb9f |
completed | March 30, 2026, 2:02 p.m. |
| NER | Named-entity recognition | batch_69cdb4592db881909b134834dde614d8 |
completed | April 2, 2026, 12:12 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69d22891cb4c8190b4d378749599bdda |
completed | April 5, 2026, 9:17 a.m. |
Created at: March 30, 2026, 8:39 p.m.