Triple
T36813112
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Tokyo Metro 02 series (former) |
E909648
|
entity |
| Predicate | replacedRollingStock |
P14642
|
FINISHED |
| Object |
Tokyo Metro 500 series
The Tokyo Metro 500 series is a modern electric multiple unit train operated by Tokyo Metro, introduced to provide updated, more efficient, and passenger-friendly service on its subway lines.
|
E2201863
|
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: Tokyo Metro 500 series | Statement: [Tokyo Metro 02 series (former), replacedRollingStock, Tokyo Metro 500 series]
NEDg
Description generation
gpt-5.1
Instruction
Generate a one-sentence description of the target entity. You are given a context triple in the form (subject, predicate, object), where the object is the target entity. # Instructions Use the triple to infer relevant information about the entity. Describe the entity based on what is most defining, well-known. Avoid repeating the information from the triple, unless really essential. # Response Format Return only the sentence: "Description: [one-sentence description of the target entity]"
Input
Entity: Tokyo Metro 500 series Triple: [Tokyo Metro 02 series (former), replacedRollingStock, Tokyo Metro 500 series]
Generated description
The Tokyo Metro 500 series is a modern electric multiple unit train operated by Tokyo Metro, introduced to provide updated, more efficient, and passenger-friendly service on its subway lines.
Provenance (5 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_69f76e7cbbf48190891227b14d041139 |
completed | May 3, 2026, 3:49 p.m. |
| NER | Named-entity recognition | batch_69f7ca6ff9c4819093b5c3eb668ec7de |
completed | May 3, 2026, 10:21 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_6a3dde5f21648190aa278d9c91a09f91 |
completed | June 26, 2026, 2:05 a.m. |
| NEDg | Description generation | batch_6a3ddf82de40819096f8cd0c5e4f9fdc |
completed | June 26, 2026, 2:10 a.m. |
| NED2 | Entity disambiguation (via description) | batch_6a3df4bf3db48190946180911b0494db |
completed | June 26, 2026, 3:40 a.m. |
Created at: May 3, 2026, 4:13 p.m.