Triple
T28828164
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Narita International Airport rail access system |
E727968
|
entity |
| Predicate | hasOperator |
P179
|
FINISHED |
| Object | East Japan Railway Company |
E149875
|
NE FINISHED |
How this triple was built (1 step)
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: East Japan Railway Company | Statement: [Narita International Airport rail access system, hasOperator, East Japan Railway Company]
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_69f0319dc6088190bbfaa206d40ed74a |
completed | April 28, 2026, 4:03 a.m. |
| NER | Named-entity recognition | batch_69f65939b9c481909b9ca8035227862b |
completed | May 2, 2026, 8:06 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_6a24ec2973948190a0b86e82ca67f748 |
completed | June 7, 2026, 3:57 a.m. |
Created at: April 28, 2026, 6:36 a.m.