Triple

T11606189
Position Surface form Disambiguated ID Type / Status
Subject Tohoku Expressway E275265 entity
Predicate hasServiceArea P82 FINISHED
Object 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.
 E944076 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: Sukagawa Service Area | Statement: [Tohoku Expressway, hasServiceArea, Sukagawa Service Area]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Sukagawa Service Area
Context triple: [Tohoku Expressway, hasServiceArea, Sukagawa 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. Kusatsu Service Area
    Kusatsu Service Area is a major roadside rest and service complex in Kusatsu, Shiga Prefecture, offering food, shopping, and facilities for travelers along the Meishin Expressway.
  • C. Ashigara Service Area
    Ashigara Service Area is a major roadside rest and service complex in Japan offering food, shopping, and amenities to travelers along the Tōmei Expressway.
  • D. Nasu Service Area
    Nasu Service Area is a major roadside rest and service facility in Japan’s Tochigi Prefecture, offering food, shopping, and amenities to travelers along the Tohoku Expressway.
  • E. Abukuma Service Area
    Abukuma Service Area is a roadside rest and service facility located along Japan’s Tohoku Expressway, offering travelers amenities such as parking, restrooms, food, and shops.
  • 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: Sukagawa Service Area
Triple: [Tohoku Expressway, hasServiceArea, Sukagawa Service Area]
Generated description
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.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Sukagawa Service Area
Target entity description: 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.
  • 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. Kusatsu Service Area
    Kusatsu Service Area is a major roadside rest and service complex in Kusatsu, Shiga Prefecture, offering food, shopping, and facilities for travelers along the Meishin Expressway.
  • C. Ashigara Service Area
    Ashigara Service Area is a major roadside rest and service complex in Japan offering food, shopping, and amenities to travelers along the Tōmei Expressway.
  • D. Nasu Service Area
    Nasu Service Area is a major roadside rest and service facility in Japan’s Tochigi Prefecture, offering food, shopping, and amenities to travelers along the Tohoku Expressway.
  • E. Abukuma Service Area
    Abukuma Service Area is a roadside rest and service facility located along Japan’s Tohoku Expressway, offering travelers amenities such as parking, restrooms, food, and shops.
  • 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_69d6aaf84b548190ac072e4fb89ae18f completed April 8, 2026, 7:22 p.m.
NER Named-entity recognition batch_69d89551649c81908096ff392677442d completed April 10, 2026, 6:14 a.m.
NED1 Entity disambiguation (via context triple) batch_69f018eeb0f48190aea4f55d787f807a completed April 28, 2026, 2:18 a.m.
NEDg Description generation batch_69f01d7ab930819095eaae226ab55b80 completed April 28, 2026, 2:37 a.m.
NED2 Entity disambiguation (via description) batch_69f043ddbfe481908e0c439dbd3e944f completed April 28, 2026, 5:21 a.m.
Created at: April 8, 2026, 9:38 p.m.