Triple

T13285491
Position Surface form Disambiguated ID Type / Status
Subject Hokkaido Expressway E316432 entity
Predicate hasServiceArea P82 FINISHED
Object Iwamizawa Service Area
Iwamizawa Service Area is a roadside rest and service facility located along Japan’s Hokkaido Expressway, offering travelers amenities such as parking, restrooms, food, and shops.
 E1032499 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: Iwamizawa Service Area | Statement: [Hokkaido Expressway, hasServiceArea, Iwamizawa Service Area]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Iwamizawa Service Area
Context triple: [Hokkaido Expressway, hasServiceArea, Iwamizawa Service Area]
  • A. Ōtsu Service Area
    Ōtsu Service Area is a major roadside rest and service complex in Ōtsu, Shiga Prefecture, known for its facilities, food options, and views for travelers on the Meishin Expressway.
  • B. Sukagawa Service Area
    Sukagawa Service Area is a roadside rest and service facility located along Japan’s Tohoku Expressway, offering travelers amenities such as food, restrooms, and parking.
  • C. Moriya Service Area
    Moriya Service Area is a roadside rest and service complex along Japan’s Jōban Expressway offering drivers facilities such as food, restrooms, and parking.
  • D. Morioka Service Area
    Morioka Service Area is a major roadside rest and service facility in Morioka, Iwate Prefecture, offering food, shopping, and amenities to travelers along the Tohoku Expressway.
  • E. Sunagawa Service Area
    Sunagawa Service Area is a roadside rest and service facility in Hokkaido, Japan, offering amenities such as food, restrooms, and parking for travelers along the expressway.
  • 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: Iwamizawa Service Area
Triple: [Hokkaido Expressway, hasServiceArea, Iwamizawa Service Area]
Generated description
Iwamizawa Service Area is a roadside rest and service facility located along Japan’s Hokkaido Expressway, offering travelers amenities such as parking, restrooms, food, and shops.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Iwamizawa Service Area
Target entity description: Iwamizawa Service Area is a roadside rest and service facility located along Japan’s Hokkaido Expressway, offering travelers amenities such as parking, restrooms, food, and shops.
  • A. Ōtsu Service Area
    Ōtsu Service Area is a major roadside rest and service complex in Ōtsu, Shiga Prefecture, known for its facilities, food options, and views for travelers on the Meishin Expressway.
  • B. Sukagawa Service Area
    Sukagawa Service Area is a roadside rest and service facility located along Japan’s Tohoku Expressway, offering travelers amenities such as food, restrooms, and parking.
  • C. Moriya Service Area
    Moriya Service Area is a roadside rest and service complex along Japan’s Jōban Expressway offering drivers facilities such as food, restrooms, and parking.
  • D. Morioka Service Area
    Morioka Service Area is a major roadside rest and service facility in Morioka, Iwate Prefecture, offering food, shopping, and amenities to travelers along the Tohoku Expressway.
  • E. Sunagawa Service Area
    Sunagawa Service Area is a roadside rest and service facility in Hokkaido, Japan, offering amenities such as food, restrooms, and parking for travelers along the expressway.
  • 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_69d806b349908190a9a61dd9323bf153 completed April 9, 2026, 8:06 p.m.
NER Named-entity recognition batch_69d990759ebc8190a9487a59e37a69e2 completed April 11, 2026, 12:06 a.m.
NED1 Entity disambiguation (via context triple) batch_69f716d26a548190be15872154c9a942 completed May 3, 2026, 9:35 a.m.
NEDg Description generation batch_69f7177e07508190b46e6a12f09e7986 completed May 3, 2026, 9:38 a.m.
NED2 Entity disambiguation (via description) batch_69f717e72b988190927b628022bcbf12 completed May 3, 2026, 9:39 a.m.
Created at: April 9, 2026, 9:27 p.m.