Triple
T6199479
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | E235 series EMU |
E138591
|
entity |
| Predicate | usedOnLine |
P15252
|
FINISHED |
| Object | Sobu Line (Rapid) |
E195954
|
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: Sobu Line (Rapid) | Statement: [E235 series EMU, usedOnLine, Sobu Line (Rapid)]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Sobu Line (Rapid) Context triple: [E235 series EMU, usedOnLine, Sobu Line (Rapid)]
-
A.
Chūō Line (Rapid)
The Chūō Line (Rapid) is a major high-speed commuter rail service in Tokyo that connects central Tokyo with its western suburbs and is operated by JR East.
-
B.
Sōbu Line Rapid
chosen
The Sōbu Line Rapid is a Japanese railway service operated by JR East that provides fast commuter and intercity connections between central Tokyo and eastern Chiba Prefecture.
-
C.
Toei Mita Line
The Toei Mita Line is a Tokyo subway line operated by the Tokyo Metropolitan Bureau of Transportation, running north–south through the city and connecting central Tokyo with its northern suburbs.
-
D.
Chuo Line
The Chuo Line is a major rapid transit line in the Osaka Metro system that runs east–west through central Osaka, connecting key commercial and residential districts.
-
E.
Tozai Line
The Tozai Line is a major Tokyo Metro subway line that runs east–west across Tokyo, connecting central business districts with suburban residential areas.
- 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_69c008acbea48190991c6b834bb45d65 |
completed | March 22, 2026, 3:20 p.m. |
| NER | Named-entity recognition | batch_69c06253534c8190aafe70a6cf5a67ec |
completed | March 22, 2026, 9:42 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69d1bc96f7288190ab8d1bbf9d428903 |
completed | April 5, 2026, 1:36 a.m. |
Created at: March 22, 2026, 4:20 p.m.