Triple
T15385002
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Pac-Man |
E367894
|
entity |
| Predicate | designer |
P184
|
FINISHED |
| Object |
Toru Iwatani
Toru Iwatani is a Japanese video game designer best known as the creator of the iconic arcade game Pac-Man.
|
E1161952
|
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: Toru Iwatani | Statement: [Pac-Man, designer, Toru Iwatani]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Toru Iwatani Context triple: [Pac-Man, designer, Toru Iwatani]
-
A.
Tetsuya Iida
Tetsuya Iida is a former Japanese professional baseball outfielder best known for his career in Nippon Professional Baseball, particularly with the Tokyo Yakult Swallows.
-
B.
Akio Otsuka
Akio Otsuka is a prominent Japanese voice actor known for his deep, commanding voice and roles in major anime and video game franchises.
-
C.
Gunpei Yokoi
Gunpei Yokoi was a pioneering Nintendo game designer and hardware engineer best known for creating the Game Boy and shaping early video game icons and systems.
-
D.
Iwao Matsuda
Iwao Matsuda was an Imperial Japanese Army general who led Japanese forces during World War II, notably in the Pacific campaigns.
-
E.
Iwao Takamoto
Iwao Takamoto was a Japanese-American animator, character designer, and director best known for his work at Hanna-Barbera, including creating the character Scooby-Doo.
- 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: Toru Iwatani Triple: [Pac-Man, designer, Toru Iwatani]
Generated description
Toru Iwatani is a Japanese video game designer best known as the creator of the iconic arcade game Pac-Man.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Toru Iwatani Target entity description: Toru Iwatani is a Japanese video game designer best known as the creator of the iconic arcade game Pac-Man.
-
A.
Tetsuya Iida
Tetsuya Iida is a former Japanese professional baseball outfielder best known for his career in Nippon Professional Baseball, particularly with the Tokyo Yakult Swallows.
-
B.
Akio Otsuka
Akio Otsuka is a prominent Japanese voice actor known for his deep, commanding voice and roles in major anime and video game franchises.
-
C.
Gunpei Yokoi
Gunpei Yokoi was a pioneering Nintendo game designer and hardware engineer best known for creating the Game Boy and shaping early video game icons and systems.
-
D.
Iwao Matsuda
Iwao Matsuda was an Imperial Japanese Army general who led Japanese forces during World War II, notably in the Pacific campaigns.
-
E.
Iwao Takamoto
Iwao Takamoto was a Japanese-American animator, character designer, and director best known for his work at Hanna-Barbera, including creating the character Scooby-Doo.
- 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_69d85a1551a08190ba2caea7cd51c639 |
completed | April 10, 2026, 2:01 a.m. |
| NER | Named-entity recognition | batch_69e03e74ff70819094c1a85f51d6e228 |
completed | April 16, 2026, 1:42 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69ff3d3eb6388190ba269350dbe7dfbc |
completed | May 9, 2026, 1:57 p.m. |
| NEDg | Description generation | batch_69ff3f075bb881908c254137ca7c3f9f |
completed | May 9, 2026, 2:04 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69ff3f87f788819080eccae52b0df145 |
completed | May 9, 2026, 2:07 p.m. |
Created at: April 10, 2026, 3:19 a.m.