Triple

T2355280
Position Surface form Disambiguated ID Type / Status
Subject Kagoshima Prefecture E47538 entity
Predicate contains P35 FINISHED
Object Tanegashima
Tanegashima is a Japanese island known as the site of Japan’s first contact with European firearms and for hosting the Tanegashima Space Center, one of the country’s main rocket launch facilities.
 E326591 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: Tanegashima | Statement: [Kagoshima Prefecture, contains, Tanegashima]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Tanegashima
Context triple: [Kagoshima Prefecture, contains, Tanegashima]
  • A. Takashima
    Takashima is a lakeside city in western Shiga Prefecture, Japan, known for its scenic location along Lake Biwa and surrounding mountains.
  • B. Tokunoshima
    Tokunoshima is a subtropical Japanese island in Kagoshima Prefecture known for its unique biodiversity, traditional culture, and role as part of the Amami archipelago.
  • C. Imabari
    Imabari is a coastal city in Ehime Prefecture, Japan, known for its shipbuilding industry, towel production, and as a gateway to the Shimanami Kaido cycling route.
  • D. Mukōjima
    Mukōjima is a neighborhood in Tokyo’s Sumida ward known for its traditional atmosphere, historic geisha district, and riverside cherry blossom viewing along the Sumida River.
  • E. Tokunoshima Town
    Tokunoshima Town is a coastal municipality on Tokunoshima Island in Japan’s Kagoshima Prefecture, known for its subtropical climate, sugarcane agriculture, and traditional Ryukyuan-influenced culture.
  • 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: Tanegashima
Triple: [Kagoshima Prefecture, contains, Tanegashima]
Generated description
Tanegashima is a Japanese island known as the site of Japan’s first contact with European firearms and for hosting the Tanegashima Space Center, one of the country’s main rocket launch facilities.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Tanegashima
Target entity description: Tanegashima is a Japanese island known as the site of Japan’s first contact with European firearms and for hosting the Tanegashima Space Center, one of the country’s main rocket launch facilities.
  • A. Takashima
    Takashima is a lakeside city in western Shiga Prefecture, Japan, known for its scenic location along Lake Biwa and surrounding mountains.
  • B. Tokunoshima
    Tokunoshima is a subtropical Japanese island in Kagoshima Prefecture known for its unique biodiversity, traditional culture, and role as part of the Amami archipelago.
  • C. Imabari
    Imabari is a coastal city in Ehime Prefecture, Japan, known for its shipbuilding industry, towel production, and as a gateway to the Shimanami Kaido cycling route.
  • D. Mukōjima
    Mukōjima is a neighborhood in Tokyo’s Sumida ward known for its traditional atmosphere, historic geisha district, and riverside cherry blossom viewing along the Sumida River.
  • E. Tokunoshima Town
    Tokunoshima Town is a coastal municipality on Tokunoshima Island in Japan’s Kagoshima Prefecture, known for its subtropical climate, sugarcane agriculture, and traditional Ryukyuan-influenced culture.
  • 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_69a88a1b678c8190bce986922ba60ce0 completed March 4, 2026, 7:38 p.m.
NER Named-entity recognition batch_69abc6fd4e488190b763a1c9b5d18f2c completed March 7, 2026, 6:34 a.m.
NED1 Entity disambiguation (via context triple) batch_69b20321518c8190a221620074f3428b completed March 12, 2026, 12:04 a.m.
NEDg Description generation batch_69b20532b7388190be5f7bcf48db6f45 completed March 12, 2026, 12:13 a.m.
NED2 Entity disambiguation (via description) batch_69b2058d7c4c8190a44fc8745df3b1b3 completed March 12, 2026, 12:15 a.m.
Created at: March 4, 2026, 7:54 p.m.