Triple
T423980
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Tohoku University |
E8164
|
entity |
| Predicate | hasCampus |
P116
|
FINISHED |
| Object |
Katahira Campus
Katahira Campus is one of Tohoku University’s main campuses in Sendai, Japan, known for hosting key research and educational facilities.
|
E57341
|
NE FINISHED |
How this triple was built (4 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: Katahira Campus | Statement: [Tohoku University, hasCampus, Katahira Campus]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Katahira Campus Context triple: [Tohoku University, hasCampus, Katahira Campus]
-
A.
Yoshida Campus
Yoshida Campus is the main and historic campus of Kyoto University, located in Kyoto, Japan, and home to many of its core faculties and research facilities.
-
B.
Ohashi Campus
Ohashi Campus is a Kyushu University campus in Fukuoka primarily known for housing its design and art-related faculties and facilities.
-
C.
Kashiwa Campus
Kashiwa Campus is a major research and education campus of the University of Tokyo located in Kashiwa, Chiba Prefecture, known for its advanced science and technology institutes.
-
D.
Katsura Campus
Katsura Campus is a major Kyoto University campus in Kyoto, Japan, known for its focus on science and engineering research and its modern, environmentally conscious design.
-
E.
Maidashi Campus
Maidashi Campus is one of Kyushu University's main sites in Fukuoka, primarily housing its medical and health-related faculties and facilities.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
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: Katahira Campus Triple: [Tohoku University, hasCampus, Katahira Campus]
Generated description
Katahira Campus is one of Tohoku University’s main campuses in Sendai, Japan, known for hosting key research and educational facilities.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Katahira Campus Target entity description: Katahira Campus is one of Tohoku University’s main campuses in Sendai, Japan, known for hosting key research and educational facilities.
-
A.
Yoshida Campus
Yoshida Campus is the main and historic campus of Kyoto University, located in Kyoto, Japan, and home to many of its core faculties and research facilities.
-
B.
Ohashi Campus
Ohashi Campus is a Kyushu University campus in Fukuoka primarily known for housing its design and art-related faculties and facilities.
-
C.
Kashiwa Campus
Kashiwa Campus is a major research and education campus of the University of Tokyo located in Kashiwa, Chiba Prefecture, known for its advanced science and technology institutes.
-
D.
Katsura Campus
Katsura Campus is a major Kyoto University campus in Kyoto, Japan, known for its focus on science and engineering research and its modern, environmentally conscious design.
-
E.
Maidashi Campus
Maidashi Campus is one of Kyushu University's main sites in Fukuoka, primarily housing its medical and health-related faculties and facilities.
- F. None of above. chosen
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_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_69a44cb7001881908b91a1a1ab32ce41 |
completed | March 1, 2026, 2:27 p.m. |
| NEDg | Description generation | batch_69a44d71f7bc8190acf5c1aeb9f915d1 |
completed | March 1, 2026, 2:30 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69a44dcf7364819092bd656b0da97d03 |
completed | March 1, 2026, 2:31 p.m. |
Created at: Feb. 28, 2026, 1:11 p.m.