Triple

T11685069
Position Surface form Disambiguated ID Type / Status
Subject Joban Expressway E277716 entity
Predicate JapaneseName P744 FINISHED
Object 常磐自動車道
常磐自動車道 is a major expressway in Japan that runs along the Pacific side of the Tōhoku region, connecting the Tokyo area with Ibaraki, Fukushima, and Miyagi Prefectures.
E940920 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: 常磐自動車道 | Statement: [Joban Expressway, JapaneseName, 常磐自動車道]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: 常磐自動車道
Context triple: [Joban Expressway, JapaneseName, 常磐自動車道]
  • A. 東海北陸自動車道
    東海北陸自動車道 is a major Japanese expressway that links the Tōkai and Hokuriku regions, running primarily through central Honshu and serving as an important north–south transportation corridor.
  • B. 東名高速道路
    東名高速道路 is a major Japanese expressway connecting the Tokyo metropolitan area with the Chūbu and Tōkai regions, serving as a key artery for both passenger and freight traffic.
  • C. Higashi-Kanto Expressway
    The Higashi-Kanto Expressway is a major Japanese expressway in the Kanto region that connects the Tokyo area with Chiba Prefecture and serves as a key route to Narita International Airport.
  • D. Tohoku Expressway
    The Tohoku Expressway is a major Japanese toll highway that runs north from the Tokyo area through several prefectures toward the Tohoku region, serving as one of the country’s primary north–south transportation arteries.
  • E. Tōkai-Hokuriku Expressway
    The Tōkai-Hokuriku Expressway is a major Japanese highway linking the Tōkai and Hokuriku regions across central Honshū.
  • 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: 常磐自動車道
Triple: [Joban Expressway, JapaneseName, 常磐自動車道]
Generated description
常磐自動車道 is a major expressway in Japan that runs along the Pacific side of the Tōhoku region, connecting the Tokyo area with Ibaraki, Fukushima, and Miyagi Prefectures.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: 常磐自動車道
Target entity description: 常磐自動車道 is a major expressway in Japan that runs along the Pacific side of the Tōhoku region, connecting the Tokyo area with Ibaraki, Fukushima, and Miyagi Prefectures.
  • A. 東海北陸自動車道
    東海北陸自動車道 is a major Japanese expressway that links the Tōkai and Hokuriku regions, running primarily through central Honshu and serving as an important north–south transportation corridor.
  • B. 東名高速道路
    東名高速道路 is a major Japanese expressway connecting the Tokyo metropolitan area with the Chūbu and Tōkai regions, serving as a key artery for both passenger and freight traffic.
  • C. Higashi-Kanto Expressway
    The Higashi-Kanto Expressway is a major Japanese expressway in the Kanto region that connects the Tokyo area with Chiba Prefecture and serves as a key route to Narita International Airport.
  • D. Tohoku Expressway
    The Tohoku Expressway is a major Japanese toll highway that runs north from the Tokyo area through several prefectures toward the Tohoku region, serving as one of the country’s primary north–south transportation arteries.
  • E. Tōkai-Hokuriku Expressway
    The Tōkai-Hokuriku Expressway is a major Japanese highway linking the Tōkai and Hokuriku regions across central Honshū.
  • 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_69d6aafe02d881909900d54ad7d4af84 completed April 8, 2026, 7:22 p.m.
NER Named-entity recognition batch_69d8a463f6448190a4c8e1651a2bd905 completed April 10, 2026, 7:19 a.m.
NED1 Entity disambiguation (via context triple) batch_69ef1433be908190b2ac887655a6c85a completed April 27, 2026, 7:45 a.m.
NEDg Description generation batch_69ef511f8f688190b2806d4e8ab16511 completed April 27, 2026, 12:05 p.m.
NED2 Entity disambiguation (via description) batch_69ef537efcc48190afffaa50f28940d8 completed April 27, 2026, 12:15 p.m.
Created at: April 8, 2026, 9:40 p.m.