Triple
T11119885
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Minamata, Kumamoto Prefecture, Japan |
E262987
|
entity |
| Predicate | pollutionMedium |
P31092
|
FINISHED |
| Object |
Minamata Bay
Minamata Bay is a coastal body of water in Kumamoto Prefecture, Japan, historically infamous as the site of severe industrial mercury contamination that caused the Minamata disease health disaster.
|
E791861
|
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: Minamata Bay | Statement: [Minamata, Kumamoto Prefecture, Japan, pollutionMedium, Minamata Bay]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Minamata Bay Context triple: [Minamata, Kumamoto Prefecture, Japan, pollutionMedium, Minamata Bay]
-
A.
Toyama Bay
Toyama Bay is a deep, semi-enclosed bay on the northern coast of Japan’s Honshu island, known for its rich fisheries, steep underwater topography, and bioluminescent firefly squid.
-
B.
Minamata
Minamata is a powerful photo-essay and book by W. Eugene Smith documenting the devastating effects of industrial mercury poisoning on a Japanese fishing community.
-
C.
Minamata
Minamata is a coastal Japanese city historically known for the devastating industrial mercury poisoning disaster that led to the identification of Minamata disease.
-
D.
Suruga Bay
Suruga Bay is a deep coastal bay on the Pacific coast of central Honshu, Japan, known for its steep underwater topography and proximity to Mount Fuji.
-
E.
Ise Bay
Ise Bay is a large bay in central Japan opening to the Pacific Ocean, known for its important ports, fisheries, and surrounding industrial and urban areas including Nagoya.
- 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: Minamata Bay Triple: [Minamata, Kumamoto Prefecture, Japan, pollutionMedium, Minamata Bay]
Generated description
Minamata Bay is a coastal body of water in Kumamoto Prefecture, Japan, historically infamous as the site of severe industrial mercury contamination that caused the Minamata disease health disaster.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Minamata Bay Target entity description: Minamata Bay is a coastal body of water in Kumamoto Prefecture, Japan, historically infamous as the site of severe industrial mercury contamination that caused the Minamata disease health disaster.
-
A.
Toyama Bay
Toyama Bay is a deep, semi-enclosed bay on the northern coast of Japan’s Honshu island, known for its rich fisheries, steep underwater topography, and bioluminescent firefly squid.
-
B.
Minamata
Minamata is a powerful photo-essay and book by W. Eugene Smith documenting the devastating effects of industrial mercury poisoning on a Japanese fishing community.
-
C.
Minamata
chosen
Minamata is a coastal Japanese city historically known for the devastating industrial mercury poisoning disaster that led to the identification of Minamata disease.
-
D.
Suruga Bay
Suruga Bay is a deep coastal bay on the Pacific coast of central Honshu, Japan, known for its steep underwater topography and proximity to Mount Fuji.
-
E.
Ise Bay
Ise Bay is a large bay in central Japan opening to the Pacific Ocean, known for its important ports, fisheries, and surrounding industrial and urban areas including Nagoya.
- F. None of above.
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_69d6aa9b46cc8190b19f9f0cc45bf322 |
completed | April 8, 2026, 7:20 p.m. |
| NER | Named-entity recognition | batch_69d79af7b72c8190a19dbcbb3a69fb5b |
completed | April 9, 2026, 12:26 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69e42d8406988190837a16d7ad8048d1 |
completed | April 19, 2026, 1:19 a.m. |
| NEDg | Description generation | batch_69e4374700b881908ebb185ae020487b |
completed | April 19, 2026, 2 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69e4399385c08190852c3cbd730a1f11 |
completed | April 19, 2026, 2:10 a.m. |
Created at: April 8, 2026, 9:28 p.m.