Triple
T8781571
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Shigeo Nagashima |
E208741
|
entity |
| Predicate | placeOfBirth |
P1
|
FINISHED |
| Object |
Sakura, Chiba, Japan
Sakura, Chiba, Japan is a city in Chiba Prefecture known for its historical samurai residences, cultural heritage sites, and proximity to the Tokyo metropolitan area.
|
E756744
|
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: Sakura, Chiba, Japan | Statement: [Shigeo Nagashima, placeOfBirth, Sakura, Chiba, Japan]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Sakura, Chiba, Japan Context triple: [Shigeo Nagashima, placeOfBirth, Sakura, Chiba, Japan]
-
A.
Kashiwa, Chiba Prefecture, Japan
Kashiwa is a city in Chiba Prefecture, Japan, known as a suburban academic and research hub within the Greater Tokyo area.
-
B.
Kashiwa, Japan
Kashiwa, Japan is a city in Chiba Prefecture, part of the Greater Tokyo Area, known as a residential and commercial hub with strong transportation links to central Tokyo.
-
C.
Ichikawa, Chiba Prefecture
Ichikawa, in Chiba Prefecture, is a residential and commercial city in the Greater Tokyo Area known for its convenient access to central Tokyo and mix of urban and suburban neighborhoods.
-
D.
Mitaka, Tokyo, Japan
Mitaka, Tokyo, Japan is a suburban city in western Tokyo known for its cultural institutions, including the National Astronomical Observatory of Japan and the Ghibli Museum.
-
E.
Tsuyama, Japan
Tsuyama, Japan is a historic city in Okayama Prefecture known for its well-preserved castle ruins, traditional townscape, and famous cherry blossom viewing spots.
- 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: Sakura, Chiba, Japan Triple: [Shigeo Nagashima, placeOfBirth, Sakura, Chiba, Japan]
Generated description
Sakura, Chiba, Japan is a city in Chiba Prefecture known for its historical samurai residences, cultural heritage sites, and proximity to the Tokyo metropolitan area.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Sakura, Chiba, Japan Target entity description: Sakura, Chiba, Japan is a city in Chiba Prefecture known for its historical samurai residences, cultural heritage sites, and proximity to the Tokyo metropolitan area.
-
A.
Kashiwa, Chiba Prefecture, Japan
Kashiwa is a city in Chiba Prefecture, Japan, known as a suburban academic and research hub within the Greater Tokyo area.
-
B.
Kashiwa, Japan
Kashiwa, Japan is a city in Chiba Prefecture, part of the Greater Tokyo Area, known as a residential and commercial hub with strong transportation links to central Tokyo.
-
C.
Ichikawa, Chiba Prefecture
Ichikawa, in Chiba Prefecture, is a residential and commercial city in the Greater Tokyo Area known for its convenient access to central Tokyo and mix of urban and suburban neighborhoods.
-
D.
Mitaka, Tokyo, Japan
Mitaka, Tokyo, Japan is a suburban city in western Tokyo known for its cultural institutions, including the National Astronomical Observatory of Japan and the Ghibli Museum.
-
E.
Tsuyama, Japan
Tsuyama, Japan is a historic city in Okayama Prefecture known for its well-preserved castle ruins, traditional townscape, and famous cherry blossom viewing spots.
- 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_69ca835fbee88190bf625939bac48d7f |
completed | March 30, 2026, 2:06 p.m. |
| NER | Named-entity recognition | batch_69cc5f55b7b08190ab3e18cd634a144b |
completed | March 31, 2026, 11:57 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69cf51e9d97c8190a947848fdaa5b67d |
completed | April 3, 2026, 5:36 a.m. |
| NEDg | Description generation | batch_69cf5323b7c08190819de236e01ce9d3 |
completed | April 3, 2026, 5:41 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69cf54a056408190bd536f79e3ec33be |
completed | April 3, 2026, 5:48 a.m. |
Created at: March 30, 2026, 6:42 p.m.