Triple
T16933255
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | London–Leeds |
E410764
|
entity |
| Predicate | rollingStockUsed |
P5426
|
FINISHED |
| Object | Class 801 Azuma |
E1241572
|
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: Class 801 Azuma | Statement: [London–Leeds, rollingStockUsed, Class 801 Azuma]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Class 801 Azuma Context triple: [London–Leeds, rollingStockUsed, Class 801 Azuma]
-
A.
Class 800 Azuma
chosen
The Class 800 Azuma is a modern high-speed bi-mode train used by London North Eastern Railway on Britain’s East Coast Main Line.
-
B.
Nankai 1000 series
The Nankai 1000 series is a Japanese electric multiple unit train type operated by Nankai Electric Railway on commuter services in the Osaka area.
-
C.
JR West 281 series
The JR West 281 series is a Japanese electric multiple unit train operated by West Japan Railway Company, best known for serving limited express airport services in the Kansai region.
-
D.
Class 455 EMU
The Class 455 EMU is a type of British electric multiple unit train introduced in the early 1980s for suburban commuter services in the South East of England.
-
E.
JR-Kyushu 800 series
The JR-Kyushu 800 series is a Japanese high-speed Shinkansen train type operated by Kyushu Railway Company on Kyushu’s Shinkansen 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_69d886c886688190967be07322597ac9 |
completed | April 10, 2026, 5:12 a.m. |
| NER | Named-entity recognition | batch_69e3cf2714b08190a2524d5d9578cc87 |
completed | April 18, 2026, 6:36 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_6a00d45c32a08190970137790d08f499 |
completed | May 10, 2026, 6:54 p.m. |
Created at: April 10, 2026, 5:30 a.m.