Triple
T17088056
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Keizō Obuchi |
E414651
|
entity |
| Predicate | spouse |
P13
|
FINISHED |
| Object |
Chizuko Obuchi
Chizuko Obuchi is the widow of former Japanese Prime Minister Keizō Obuchi and a Japanese political figure who has been active in public and social affairs.
|
E1321762
|
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: Chizuko Obuchi | Statement: [Keizō Obuchi, spouse, Chizuko Obuchi]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Chizuko Obuchi Context triple: [Keizō Obuchi, spouse, Chizuko Obuchi]
-
A.
Michiko Shōda
Michiko Shōda, later Empress Michiko, is the former Empress consort of Japan and the first commoner to marry into the Japanese imperial family.
-
B.
Tatsuko Kawashima
Tatsuko Kawashima is the maternal grandmother of Prince Hisahito of Akishino and a member of the extended Japanese imperial family through her daughter, Princess Kiko.
-
C.
Kazuko Takatsukasa
Kazuko Takatsukasa was a Japanese noblewoman and former princess of the Imperial Family of Japan who became a prominent figure through her marriage into the Takatsukasa family.
-
D.
Yoshiko Ikeda
Yoshiko Ikeda was the wife of former Japanese Prime Minister Hayato Ikeda and served as Japan’s First Lady during his tenure in the early 1960s.
-
E.
Keiko Kishi
Keiko Kishi is a Japanese actress, writer, and former UNESCO Goodwill Ambassador known for her work in both Japanese and international cinema.
- 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: Chizuko Obuchi Triple: [Keizō Obuchi, spouse, Chizuko Obuchi]
Generated description
Chizuko Obuchi is the widow of former Japanese Prime Minister Keizō Obuchi and a Japanese political figure who has been active in public and social affairs.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Chizuko Obuchi Target entity description: Chizuko Obuchi is the widow of former Japanese Prime Minister Keizō Obuchi and a Japanese political figure who has been active in public and social affairs.
-
A.
Michiko Shōda
Michiko Shōda, later Empress Michiko, is the former Empress consort of Japan and the first commoner to marry into the Japanese imperial family.
-
B.
Tatsuko Kawashima
Tatsuko Kawashima is the maternal grandmother of Prince Hisahito of Akishino and a member of the extended Japanese imperial family through her daughter, Princess Kiko.
-
C.
Kazuko Takatsukasa
Kazuko Takatsukasa was a Japanese noblewoman and former princess of the Imperial Family of Japan who became a prominent figure through her marriage into the Takatsukasa family.
-
D.
Yoshiko Ikeda
Yoshiko Ikeda was the wife of former Japanese Prime Minister Hayato Ikeda and served as Japan’s First Lady during his tenure in the early 1960s.
-
E.
Keiko Kishi
Keiko Kishi is a Japanese actress, writer, and former UNESCO Goodwill Ambassador known for her work in both Japanese and international cinema.
- 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_69d886cfc8e88190b05ba466edd35591 |
completed | April 10, 2026, 5:12 a.m. |
| NER | Named-entity recognition | batch_69e3dbe92e488190b947287a968086d5 |
completed | April 18, 2026, 7:30 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_6a03d75acf8c819097af363f3ba93ae0 |
completed | May 13, 2026, 1:43 a.m. |
| NEDg | Description generation | batch_6a03d8776b0c819094ffeedfc780ed58 |
completed | May 13, 2026, 1:48 a.m. |
| NED2 | Entity disambiguation (via description) | batch_6a03dc489164819086d72b120830e60c |
completed | May 13, 2026, 2:04 a.m. |
Created at: April 10, 2026, 5:35 a.m.