Triple

T36034599

Position	Surface form	Disambiguated ID	Type / Status
Subject	Sorachi Subprefecture	`E1042361`	entity
Predicate	historicalCoalField	`P178259`	FINISHED
Object	Sorachi coalfield The Sorachi coalfield is a historic coal-mining region in Hokkaido, Japan, that played a significant role in the area’s industrial development before its mines were closed.	`E2166965`	NE FINISHED

How this triple was built (3 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: Sorachi coalfield | Statement: [Sorachi Subprefecture, historicalCoalField, Sorachi coalfield]

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: Sorachi coalfield
Triple: [Sorachi Subprefecture, historicalCoalField, Sorachi coalfield]

Generated description

The Sorachi coalfield is a historic coal-mining region in Hokkaido, Japan, that played a significant role in the area’s industrial development before its mines were closed.

PD Predicate disambiguation gpt-5-mini-2025-08-07

Target predicate: historicalCoalField
Context triple: [Sorachi Subprefecture, historicalCoalField, Sorachi coalfield]

A. hasCoalMiningHistory
Indicates that an entity has a past or ongoing involvement in coal mining activities or industry.
B. majorCoalField chosen
Indicates that a location is recognized as a principal or highly significant coal-producing field within a region or country.
C. coalMinedFrom
Indicates that a quantity or batch of coal has been extracted from a particular source location, such as a mine or geological deposit.
D. hasCoalBasin
Indicates that one entity contains, includes, or is characterized by a coal-bearing geological basin associated with the other entity.
E. hasCoalMiningCompany
Indicates that an entity is associated with or owns a company whose primary business is coal mining.
F. None of above.

Provenance (6 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_69f76e2d7e8c8190bac4e90734566799`	completed	May 3, 2026, 3:47 p.m.
NER	Named-entity recognition	`batch_6a00d820a7788190a8d54625cd87be68`	completed	May 10, 2026, 7:10 p.m.
NED1	Entity disambiguation (via context triple)	`batch_6a38cb930a848190bcec41980d2f4d4a`	completed	June 22, 2026, 5:43 a.m.
NEDg	Description generation	`batch_6a38cd0a7b708190afd70d66d8aa7d6d`	completed	June 22, 2026, 5:50 a.m.
NED2	Entity disambiguation (via description)	`batch_6a38cd8cf4708190a141ec08f61a6087`	completed	June 22, 2026, 5:52 a.m.
PD	Predicate disambiguation	`batch_6a00d7c5b40c8190b80413238d04e81e`	completed	May 10, 2026, 7:08 p.m.

Created at: May 3, 2026, 4:07 p.m.