Triple

T1690029
Position Surface form Disambiguated ID Type / Status
Subject Narita International Airport E36529 entity
Predicate hasRoadAccess P385 FINISHED
Object 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.
E192573 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: Higashi-Kanto Expressway | Statement: [Narita International Airport, hasRoadAccess, Higashi-Kanto Expressway]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Higashi-Kanto Expressway
Context triple: [Narita International Airport, hasRoadAccess, Higashi-Kanto Expressway]
  • A. Meishin Expressway
    The Meishin Expressway is a major Japanese toll highway linking the Nagoya and Kobe regions, forming a key part of the transportation network in the Kansai area.
  • B. Nishi-Meihan Expressway
    Nishi-Meihan Expressway is a major expressway in Japan’s Kansai region that connects parts of Osaka and Nara Prefectures, serving as an important route for regional traffic and logistics.
  • C. Tokyo Gaikan Expressway
    The Tokyo Gaikan Expressway is a major orbital expressway forming part of the ring road system around the Tokyo metropolitan area in Japan.
  • D. Kinki Expressway
    The Kinki Expressway is a major Japanese expressway serving the Kansai (Kinki) region, facilitating high-speed road travel and regional connectivity around cities such as Osaka and Kyoto.
  • E. Hanshin Expressway
    The Hanshin Expressway is a major urban expressway network serving the Osaka–Kobe–Kyoto region of Japan, known for its elevated routes and heavy commuter and freight traffic.
  • 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: Higashi-Kanto Expressway
Triple: [Narita International Airport, hasRoadAccess, Higashi-Kanto Expressway]
Generated description
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.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Higashi-Kanto Expressway
Target entity description: 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.
  • A. Meishin Expressway
    The Meishin Expressway is a major Japanese toll highway linking the Nagoya and Kobe regions, forming a key part of the transportation network in the Kansai area.
  • B. Nishi-Meihan Expressway
    Nishi-Meihan Expressway is a major expressway in Japan’s Kansai region that connects parts of Osaka and Nara Prefectures, serving as an important route for regional traffic and logistics.
  • C. Tokyo Gaikan Expressway
    The Tokyo Gaikan Expressway is a major orbital expressway forming part of the ring road system around the Tokyo metropolitan area in Japan.
  • D. Kinki Expressway
    The Kinki Expressway is a major Japanese expressway serving the Kansai (Kinki) region, facilitating high-speed road travel and regional connectivity around cities such as Osaka and Kyoto.
  • E. Hanshin Expressway
    The Hanshin Expressway is a major urban expressway network serving the Osaka–Kobe–Kyoto region of Japan, known for its elevated routes and heavy commuter and freight traffic.
  • 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_69a886151508819084fa7f1ce6e05577 completed March 4, 2026, 7:20 p.m.
NER Named-entity recognition batch_69aa62979da48190a64a04bf352182e0 completed March 6, 2026, 5:13 a.m.
NED1 Entity disambiguation (via context triple) batch_69ad8ac6cc88819086821026a37a3578 completed March 8, 2026, 2:42 p.m.
NEDg Description generation batch_69ad9575acf88190aa3fe80794534dd4 completed March 8, 2026, 3:27 p.m.
NED2 Entity disambiguation (via description) batch_69ad97a7128c819097ff36216f00d4f9 completed March 8, 2026, 3:37 p.m.
Created at: March 4, 2026, 7:29 p.m.