Triple
T20716923
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Mejiro Campus |
E509194
|
entity |
| Predicate | transportAccess |
P1288
|
FINISHED |
| Object | Yamanote Line (via Mejiro Station) |
—
|
NE NERFINISHED |
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: Yamanote Line (via Mejiro Station) | Statement: [Mejiro Campus, transportAccess, Yamanote Line (via Mejiro Station)]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Yamanote Line (via Mejiro Station) Context triple: [Mejiro Campus, transportAccess, Yamanote Line (via Mejiro Station)]
-
A.
Yamanote Line at Meguro
Yamanote Line at Meguro is a station on Tokyo’s busy circular Yamanote Line, serving as a key transfer point between the JR loop line and the Tokyo Metro Namboku Line in the Meguro district.
-
B.
JR Yamanote Line
chosen
The JR Yamanote Line is a busy circular railway loop in central Tokyo that connects many of the city’s major urban hubs and transit interchanges.
-
C.
Yamanote Line between Sugamo Station and Tabata Station
The Yamanote Line between Sugamo Station and Tabata Station is a segment of Tokyo’s busy circular JR rail loop that passes through the residential and commercial area served by Komagome Station.
-
D.
Toei Shinjuku Line
The Toei Shinjuku Line is a Tokyo subway line operated by the Tokyo Metropolitan Bureau of Transportation, running east–west across the city and connecting central Tokyo with its eastern suburbs.
-
E.
JR Yamanote Line at Takadanobaba Station
The JR Yamanote Line at Takadanobaba Station is a major loop line stop in Tokyo that serves as a busy transfer point between central Tokyo’s circular rail route and the Seibu Shinjuku Line.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
Provenance (2 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_69e0b4c40ad88190b81f77695366d328 |
completed | April 16, 2026, 10:07 a.m. |
| NER | Named-entity recognition | batch_69e6c1d2c57481909840945ffd3b0cc3 |
completed | April 21, 2026, 12:16 a.m. |
Created at: April 16, 2026, 12:16 p.m.