Triple
T13208597
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | South Manchuria Railway track |
E314428
|
entity |
| Predicate | builtBy |
P972
|
FINISHED |
| Object | South Manchuria Railway Company |
E207953
|
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: South Manchuria Railway Company | Statement: [South Manchuria Railway track, builtBy, South Manchuria Railway Company]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: South Manchuria Railway Company Context triple: [South Manchuria Railway track, builtBy, South Manchuria Railway Company]
-
A.
South Manchuria Railway Company
chosen
The South Manchuria Railway Company was a powerful Japanese state-backed enterprise that operated railways and administered extensive economic and colonial interests in Manchuria in the early 20th century.
-
B.
Beiyang Railway Company
The Beiyang Railway Company was a pioneering late Qing dynasty Chinese railway enterprise that played a key role in the early development of modern rail transport and industrialization in northern China.
-
C.
Nankai Electric Railway
Nankai Electric Railway is a major private railway company in Japan’s Kansai region, operating key commuter and interurban lines connecting Osaka with Wakayama and Kansai International Airport.
-
D.
Hankai Tramway Co.
Hankai Tramway Co. is a Japanese private railway company that operates historic streetcar and tram services in the Osaka and Sakai areas.
-
E.
Hokkaido Railway Company
Hokkaido Railway Company is a major Japanese railway operator that manages passenger rail services across Japan’s northernmost island of Hokkaido.
- 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_69d806aee7308190b70a237ba2a6e3e1 |
completed | April 9, 2026, 8:06 p.m. |
| NER | Named-entity recognition | batch_69d98c9cb7ac819095cff8699993c419 |
completed | April 10, 2026, 11:49 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69f6ff1c9f348190aae39073bdcee84d |
completed | May 3, 2026, 7:54 a.m. |
Created at: April 9, 2026, 9:17 p.m.