Triple

T11606187
Position Surface form Disambiguated ID Type / Status
Subject Tohoku Expressway E275265 entity
Predicate hasServiceArea P82 FINISHED
Object 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.
 E939959 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: Nasu Service Area | Statement: [Tohoku Expressway, hasServiceArea, Nasu Service Area]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Nasu Service Area
Context triple: [Tohoku Expressway, hasServiceArea, Nasu Service Area]
  • A. 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.
  • 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. 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.
  • D. Sano Service Area
    Sano Service Area is a major roadside rest and service complex in Tochigi Prefecture, Japan, known for serving travelers on the Tohoku Expressway with food, shopping, and rest facilities.
  • E. Enakyo Service Area
    Enakyo Service Area is a roadside rest and service facility located along Japan’s Meishin Expressway, offering travelers amenities such as parking, food, restrooms, 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: Nasu Service Area
Triple: [Tohoku Expressway, hasServiceArea, Nasu Service Area]
Generated description
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.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Nasu Service Area
Target entity description: 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.
  • A. 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.
  • 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. 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.
  • D. Sano Service Area
    Sano Service Area is a major roadside rest and service complex in Tochigi Prefecture, Japan, known for serving travelers on the Tohoku Expressway with food, shopping, and rest facilities.
  • E. Enakyo Service Area
    Enakyo Service Area is a roadside rest and service facility located along Japan’s Meishin Expressway, offering travelers amenities such as parking, food, restrooms, 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_69ef131cb534819099f9371c45c717c4 completed April 27, 2026, 7:41 a.m.
NEDg Description generation batch_69ef354b3b3c8190b1c91dbf9c705a7d completed April 27, 2026, 10:07 a.m.
NED2 Entity disambiguation (via description) batch_69ef5170ce9881908f2ecf3d5ada809a completed April 27, 2026, 12:07 p.m.
Created at: April 8, 2026, 9:38 p.m.