Triple

T15548400
Position Surface form Disambiguated ID Type / Status
Subject Nagano metropolitan area E370672 entity
Predicate roadHubFor P18987 FINISHED
Object Nagano Expressway
The Nagano Expressway is a major Japanese expressway that connects the Nagano region with the national expressway network, facilitating long-distance travel and regional economic activity.
E1169216 NE FINISHED

How this triple was built (5 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: Nagano Expressway | Statement: [Nagano metropolitan area, roadHubFor, Nagano Expressway]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Nagano Expressway
Context triple: [Nagano metropolitan area, roadHubFor, Nagano Expressway]
  • A. Nagoya Expressway
    Nagoya Expressway is an urban expressway network serving the Nagoya metropolitan area in Japan, providing high-speed road connections within the city and to surrounding regions.
  • B. Jōban Expressway
    Jōban Expressway is a major Japanese expressway running along the Pacific coast of eastern Honshu, connecting the Tokyo area with the Tōhoku region.
  • C. 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.
  • D. Shin-Tōmei Expressway
    The Shin-Tōmei Expressway is a major Japanese toll road running through central Honshū that serves as a high-capacity, faster alternative to the original Tōmei Expressway between the Tokyo and Nagoya regions.
  • E. Tateyama Expressway
    The Tateyama Expressway is a major Japanese toll road in Chiba Prefecture that connects the Tokyo metropolitan area with the southern part of the Boso Peninsula.
  • 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: Nagano Expressway
Triple: [Nagano metropolitan area, roadHubFor, Nagano Expressway]
Generated description
The Nagano Expressway is a major Japanese expressway that connects the Nagano region with the national expressway network, facilitating long-distance travel and regional economic activity.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Nagano Expressway
Target entity description: The Nagano Expressway is a major Japanese expressway that connects the Nagano region with the national expressway network, facilitating long-distance travel and regional economic activity.
  • A. Nagoya Expressway
    Nagoya Expressway is an urban expressway network serving the Nagoya metropolitan area in Japan, providing high-speed road connections within the city and to surrounding regions.
  • B. Jōban Expressway
    Jōban Expressway is a major Japanese expressway running along the Pacific coast of eastern Honshu, connecting the Tokyo area with the Tōhoku region.
  • C. 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.
  • D. Shin-Tōmei Expressway
    The Shin-Tōmei Expressway is a major Japanese toll road running through central Honshū that serves as a high-capacity, faster alternative to the original Tōmei Expressway between the Tokyo and Nagoya regions.
  • E. Tateyama Expressway
    The Tateyama Expressway is a major Japanese toll road in Chiba Prefecture that connects the Tokyo metropolitan area with the southern part of the Boso Peninsula.
  • F. None of above. chosen
PD Predicate disambiguation gpt-5-mini-2025-08-07
Target predicate: roadHubFor
Context triple: [Nagano metropolitan area, roadHubFor, Nagano Expressway]
  • A. isRoadHub
    Indicates that a location functions as a central node or major junction within a road network, connecting multiple routes.
  • B. roadBuiltFor
    Indicates that a road was constructed specifically to serve, provide access to, or support the use or needs of a particular entity.
  • C. roadNetworkHubOf chosen
    Indicates that one location functions as a central node or hub within the road network relative to another location or area.
  • D. hubFor
    Indicates that one entity serves as a central node or focal point through which activities, connections, or resources related to another entity are organized or routed.
  • E. rangeRoad
    Indicates that a road or route extends across or through a specified geographic range or area.
  • F. None of above.

Provenance (6 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_69d85cc6cf40819091f4a5facee1ebe6 completed April 10, 2026, 2:13 a.m.
NER Named-entity recognition batch_69e04a93121881909d88ca55a39252ac completed April 16, 2026, 2:33 a.m.
NED1 Entity disambiguation (via context triple) batch_69ff67830b4c8190a8c3f2168d8c2ec7 completed May 9, 2026, 4:57 p.m.
NEDg Description generation batch_69ff6883b5048190b64e4361bc89dd80 completed May 9, 2026, 5:01 p.m.
NED2 Entity disambiguation (via description) batch_69ff6911a76c819088c8a86d2106b6c6 completed May 9, 2026, 5:04 p.m.
PD Predicate disambiguation batch_69deda7a95c48190bbe29fadcf17191a completed April 15, 2026, 12:23 a.m.
Created at: April 10, 2026, 4:08 a.m.