Triple
T11246430
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Department of Earth Science, Tohoku University |
E266215
|
entity |
| Predicate | campus |
P269
|
FINISHED |
| Object |
Aobayama Campus, Tohoku University
Aobayama Campus, Tohoku University is a major hillside campus in Sendai that hosts several of the university’s science and engineering faculties and research facilities.
|
E913646
|
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: Aobayama Campus, Tohoku University | Statement: [Department of Earth Science, Tohoku University, campus, Aobayama Campus, Tohoku University]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Aobayama Campus, Tohoku University Context triple: [Department of Earth Science, Tohoku University, campus, Aobayama Campus, Tohoku University]
-
A.
Yonezawa Campus
Yonezawa Campus is the Yamagata University site that hosts its Faculty of Engineering, serving as a major center for engineering education and research in Yonezawa, Japan.
-
B.
Kashiwa Campus of the University of Tokyo
The Kashiwa Campus of the University of Tokyo is a major suburban research hub in Kashiwa, Chiba, housing several advanced science institutes and graduate schools, including leading centers for physics and cosmology.
-
C.
Hongo Campus of the University of Tokyo
Hongo Campus of the University of Tokyo is the university’s historic main campus in central Tokyo, known for its traditional red-brick architecture, academic facilities, and role as a major center of research and higher education in Japan.
-
D.
Komaba Campus, University of Tokyo
Komaba Campus, University of Tokyo is the university’s liberal arts hub in Meguro, Tokyo, where most first- and second-year undergraduates study across a wide range of disciplines before advancing to specialized faculties.
-
E.
Hakodate Campus
Hakodate Campus is a coastal branch of Hokkaido University known for its focus on marine science and fisheries-related research and education.
- 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: Aobayama Campus, Tohoku University Triple: [Department of Earth Science, Tohoku University, campus, Aobayama Campus, Tohoku University]
Generated description
Aobayama Campus, Tohoku University is a major hillside campus in Sendai that hosts several of the university’s science and engineering faculties and research facilities.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Aobayama Campus, Tohoku University Target entity description: Aobayama Campus, Tohoku University is a major hillside campus in Sendai that hosts several of the university’s science and engineering faculties and research facilities.
-
A.
Yonezawa Campus
Yonezawa Campus is the Yamagata University site that hosts its Faculty of Engineering, serving as a major center for engineering education and research in Yonezawa, Japan.
-
B.
Kashiwa Campus of the University of Tokyo
The Kashiwa Campus of the University of Tokyo is a major suburban research hub in Kashiwa, Chiba, housing several advanced science institutes and graduate schools, including leading centers for physics and cosmology.
-
C.
Hongo Campus of the University of Tokyo
Hongo Campus of the University of Tokyo is the university’s historic main campus in central Tokyo, known for its traditional red-brick architecture, academic facilities, and role as a major center of research and higher education in Japan.
-
D.
Komaba Campus, University of Tokyo
Komaba Campus, University of Tokyo is the university’s liberal arts hub in Meguro, Tokyo, where most first- and second-year undergraduates study across a wide range of disciplines before advancing to specialized faculties.
-
E.
Hakodate Campus
Hakodate Campus is a coastal branch of Hokkaido University known for its focus on marine science and fisheries-related research and education.
- 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_69d6aac7953c8190b82caf9d7640fdf9 |
completed | April 8, 2026, 7:21 p.m. |
| NER | Named-entity recognition | batch_69d7e91c045c81908a9024a8aee32f4d |
completed | April 9, 2026, 5:59 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69e4ad8c3bec8190987451ab73e79011 |
completed | April 19, 2026, 10:25 a.m. |
| NEDg | Description generation | batch_69e4b12eee348190bee6c84587e4955d |
completed | April 19, 2026, 10:40 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69e4be2bb8c88190a21773b0c43b6b99 |
completed | April 19, 2026, 11:36 a.m. |
Created at: April 8, 2026, 9:31 p.m.