Triple
T2222866
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Masayoshi Ōhira |
E48180
|
entity |
| Predicate | educatedAt |
P5
|
FINISHED |
| Object | Hitotsubashi University |
E403126
|
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: Hitotsubashi University | Statement: [Masayoshi Ōhira, educatedAt, Hitotsubashi University]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Hitotsubashi University Context triple: [Masayoshi Ōhira, educatedAt, Hitotsubashi University]
-
A.
Hitotsubashi University
chosen
Hitotsubashi University is a prestigious Japanese national university renowned for its specialization in the social sciences, particularly economics, commerce, and law.
-
B.
Hosei University
Hosei University is a major private university in Tokyo, Japan, known for its law, business, and social sciences programs and its role in educating many prominent political and business leaders.
-
C.
Keio University
Keio University is a prestigious private research university in Tokyo, Japan, known as the country’s oldest modern institution of higher education and a leading center for academics and innovation.
-
D.
Ritsumeikan University
Ritsumeikan University is a prominent private research university in Japan known for its comprehensive academic programs and strong international focus.
-
E.
Waseda University
Waseda University is a prestigious private research university in Tokyo, Japan, known for its strong programs in the humanities, social sciences, and political studies and for producing many prominent political and business leaders.
- 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_69a88aa1ee708190862c8c378c41e9eb |
completed | March 4, 2026, 7:40 p.m. |
| NER | Named-entity recognition | batch_69abc03d1df88190950c691a4c246bd1 |
completed | March 7, 2026, 6:05 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69bfa1b5c0e081909c9a923eef50018c |
completed | March 22, 2026, 8 a.m. |
Created at: March 4, 2026, 7:47 p.m.