Triple

T11606188
Position Surface form Disambiguated ID Type / Status
Subject Tohoku Expressway E275265 entity
Predicate hasServiceArea P82 FINISHED
Object 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.
 E941403 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: Abukuma Service Area | Statement: [Tohoku Expressway, hasServiceArea, Abukuma Service Area]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Abukuma Service Area
Context triple: [Tohoku Expressway, hasServiceArea, Abukuma Service Area]
  • A. 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.
  • B. 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.
  • C. 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.
  • D. 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.
  • E. 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.
  • 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: Abukuma Service Area
Triple: [Tohoku Expressway, hasServiceArea, Abukuma Service Area]
Generated description
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.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Abukuma Service Area
Target entity description: 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.
  • A. 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.
  • B. 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.
  • C. 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.
  • D. 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.
  • E. 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.
  • 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_69ef8287f2dc819089b14707e035f7a1 completed April 27, 2026, 3:36 p.m.
NEDg Description generation batch_69ef96ab29d48190b225504856007384 completed April 27, 2026, 5:02 p.m.
NED2 Entity disambiguation (via description) batch_69efd64bfa7081909715aa64d80fadf3 completed April 27, 2026, 9:34 p.m.
Created at: April 8, 2026, 9:38 p.m.