Triple
T423966
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Tohoku University |
E8164
|
entity |
| Predicate | formerName |
P65
|
FINISHED |
| Object | Tohoku Imperial University |
E8164
|
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: Tohoku Imperial University | Statement: [Tohoku University, formerName, Tohoku Imperial University]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Tohoku Imperial University Context triple: [Tohoku University, formerName, Tohoku Imperial University]
-
A.
Tohoku University
chosen
Tohoku University is a prestigious national research university in Sendai, Japan, renowned for its strong science and engineering programs and pioneering admission of women and international students.
-
B.
Keijo Imperial University
Keijo Imperial University was a Japanese imperial university established in colonial Korea that served as a major center for higher education and research under Japanese rule.
-
C.
Hokkaido University
Hokkaido University is a major national research university in Sapporo, Japan, known for its broad academic offerings, strong science and agriculture programs, and spacious, park-like campus.
-
D.
Osaka Imperial University
Osaka Imperial University was a major pre-World War II Japanese national university and research institution, particularly noted for its contributions to science and engineering.
-
E.
University of Tokyo
The University of Tokyo is Japan’s most prestigious and oldest national research university, renowned for its leading role in higher education, science, and public policy in Japan and worldwide.
- 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_69a2e7f1d1bc81909cf2dc9754a3c334 |
completed | Feb. 28, 2026, 1:04 p.m. |
| NER | Named-entity recognition | batch_69a2eed3e4cc8190ba6aff3bd1adb06f |
completed | Feb. 28, 2026, 1:34 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69a4429ec70c8190aaff2e0e6af82612 |
completed | March 1, 2026, 1:43 p.m. |
Created at: Feb. 28, 2026, 1:11 p.m.