Triple
T5716366
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | E233 series EMU |
E126032
|
entity |
| Predicate | usedOnLine |
P15252
|
FINISHED |
| Object | Ōme Line (through services) |
E339066
|
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: Ōme Line (through services) | Statement: [E233 series EMU, usedOnLine, Ōme Line (through services)]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Ōme Line (through services) Context triple: [E233 series EMU, usedOnLine, Ōme Line (through services)]
-
A.
Marunouchi Line
The Marunouchi Line is one of Tokyo’s main subway lines, forming a central loop and radial route that connects key business, shopping, and transit hubs across the city.
-
B.
JR East Ōme Line
chosen
The JR East Ōme Line is a railway line in western Tokyo operated by East Japan Railway Company, connecting urban areas with the Tama region and the foothills of the Okutama area.
-
C.
Tanagawa Line
The Tanagawa Line is a short commuter railway line in Osaka Prefecture, Japan, operated by Nankai Electric Railway and serving local passengers near the coastal area.
-
D.
Utsunomiya Line
The Utsunomiya Line is a major JR East railway corridor in Japan connecting Tokyo with Utsunomiya and other cities in Tochigi Prefecture, serving as an important commuter and intercity route in the Kanto region.
-
E.
Ueno-Tokyo Line
The Ueno-Tokyo Line is a railway corridor in central Tokyo that connects Ueno Station with Tokyo Station, enabling through-services between multiple JR East commuter and intercity lines.
- 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_69c0082e3d548190950169847b43043b |
completed | March 22, 2026, 3:18 p.m. |
| NER | Named-entity recognition | batch_69c024ba819c8190bb7d775405dda9d6 |
completed | March 22, 2026, 5:19 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69c07df49eb881908189fc8afb2ed478 |
completed | March 22, 2026, 11:40 p.m. |
Created at: March 22, 2026, 3:46 p.m.