Triple

T9862169
Position Surface form Disambiguated ID Type / Status
Subject Sites of Japan’s Meiji Industrial Revolution (including Hashima Island) E239741 entity
Predicate componentSite P14071 FINISHED
Object Miike coal mine
Miike coal mine was one of Japan’s largest and most historically significant coal mines, central to the country’s rapid industrialization during the Meiji era.
 E826153 NE FINISHED

Named-entity recognition

Before disambiguation, gpt-5-mini classified whether the object phrase is a named entity — the step behind the object's NE type shown above.

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: Miike coal mine | Statement: [Sites of Japan’s Meiji Industrial Revolution (including Hashima Island), componentSite, Miike coal mine]

Disambiguation candidates (2 decisions)

The exact options the model was shown at each disambiguation step, with the option it chose highlighted — the evidence behind this triple's disambiguated ids.

NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Miike coal mine
Context triple: [Sites of Japan’s Meiji Industrial Revolution (including Hashima Island), componentSite, Miike coal mine]
  • A. Usibelli Coal Mine
    Usibelli Coal Mine is Alaska’s largest coal mining operation, known for supplying coal to local power plants and for export from its surface mines near Healy.
  • B. Andoom Mine
    Andoom Mine is a major bauxite mining operation near Weipa in Queensland, Australia, contributing significantly to the region’s aluminum ore production.
  • C. Tahawus mine
    Tahawus mine is an abandoned iron and titanium ore mine in New York’s Adirondack Mountains, historically significant for its role in regional industry and wartime material production.
  • D. Amrun Mine
    Amrun Mine is a major bauxite mining operation in northern Queensland, Australia, developed by Rio Tinto as part of the broader Weipa mining region.
  • E. Tioga Mine
    Tioga Mine was a historic silver mining operation in the Sierra Nevada of California that gave its name to nearby Tioga Pass.
  • F. None of above. chosen
  • G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Miike coal mine
Target entity description: Miike coal mine was one of Japan’s largest and most historically significant coal mines, central to the country’s rapid industrialization during the Meiji era.
  • A. Usibelli Coal Mine
    Usibelli Coal Mine is Alaska’s largest coal mining operation, known for supplying coal to local power plants and for export from its surface mines near Healy.
  • B. Andoom Mine
    Andoom Mine is a major bauxite mining operation near Weipa in Queensland, Australia, contributing significantly to the region’s aluminum ore production.
  • C. Tahawus mine
    Tahawus mine is an abandoned iron and titanium ore mine in New York’s Adirondack Mountains, historically significant for its role in regional industry and wartime material production.
  • D. Amrun Mine
    Amrun Mine is a major bauxite mining operation in northern Queensland, Australia, developed by Rio Tinto as part of the broader Weipa mining region.
  • E. Tioga Mine
    Tioga Mine was a historic silver mining operation in the Sierra Nevada of California that gave its name to nearby Tioga Pass.
  • F. None of above. chosen

How the object was described

The object's one-sentence description was generated by prompting gpt-5.1 with the object name and this triple as context.

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: Miike coal mine
Triple: [Sites of Japan’s Meiji Industrial Revolution (including Hashima Island), componentSite, Miike coal mine]
Generated description
Miike coal mine was one of Japan’s largest and most historically significant coal mines, central to the country’s rapid industrialization during the Meiji era.

Provenance (5 batches)

Stage Batch ID Job type Status
creating batch_69ca84e6493081909cf58c8d42ea856b elicitation completed
NER batch_69cdb3b7b81c81909a84f6ced829f394 ner completed
NED1 batch_69d1e447d3dc819090268f7d14ba3be4 ned_source_triple completed
NED2 batch_69d1e5358b148190a6e432aac9d02544 ned_description completed
NEDg batch_69d1e4bdd10881909d03bac4912e8e0a nedg completed
Created at: March 30, 2026, 8:35 p.m.