Triple

T15446478
Position Surface form Disambiguated ID Type / Status
Subject Hatanodai E370034 entity
Predicate roadAccess P385 FINISHED
Object Tokyo Metropolitan Route 420
Tokyo Metropolitan Route 420 is a designated metropolitan road in Tokyo, Japan, forming part of the city's urban road network and connecting neighborhoods such as Hatanodai.
E1158293 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: Tokyo Metropolitan Route 420 | Statement: [Hatanodai, roadAccess, Tokyo Metropolitan Route 420]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Tokyo Metropolitan Route 420
Context triple: [Hatanodai, roadAccess, Tokyo Metropolitan Route 420]
  • A. Tokyo Metropolitan Route 482
    Tokyo Metropolitan Route 482 is a major urban roadway in Tokyo that connects central districts and Odaiba via the iconic Rainbow Bridge.
  • B. Tokyo Metropolitan Route 33
    Tokyo Metropolitan Route 33 is a regional road in Tokyo Prefecture that connects central parts of the metropolis with the more rural, mountainous area including Hinohara.
  • C. Meguro–Hiyoshi corridor
    The Meguro–Hiyoshi corridor is a key suburban rail corridor in the Tokyo–Yokohama area linking central Tokyo with the Hiyoshi district via multiple interconnected Tokyu railway lines.
  • D. Narita Line (urban section)
    Narita Line (urban section) is a commuter rail line in the Greater Tokyo area operated by JR East, connecting central Chiba with Narita and serving as part of the region’s urban rail network.
  • E. Keio Inokashira Line
    The Keio Inokashira Line is a private railway line in Tokyo operated by Keio Corporation, connecting Shibuya with the western suburb of Kichijōji and serving several popular residential and commercial districts along the way.
  • 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: Tokyo Metropolitan Route 420
Triple: [Hatanodai, roadAccess, Tokyo Metropolitan Route 420]
Generated description
Tokyo Metropolitan Route 420 is a designated metropolitan road in Tokyo, Japan, forming part of the city's urban road network and connecting neighborhoods such as Hatanodai.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Tokyo Metropolitan Route 420
Target entity description: Tokyo Metropolitan Route 420 is a designated metropolitan road in Tokyo, Japan, forming part of the city's urban road network and connecting neighborhoods such as Hatanodai.
  • A. Tokyo Metropolitan Route 482
    Tokyo Metropolitan Route 482 is a major urban roadway in Tokyo that connects central districts and Odaiba via the iconic Rainbow Bridge.
  • B. Tokyo Metropolitan Route 33
    Tokyo Metropolitan Route 33 is a regional road in Tokyo Prefecture that connects central parts of the metropolis with the more rural, mountainous area including Hinohara.
  • C. Meguro–Hiyoshi corridor
    The Meguro–Hiyoshi corridor is a key suburban rail corridor in the Tokyo–Yokohama area linking central Tokyo with the Hiyoshi district via multiple interconnected Tokyu railway lines.
  • D. Narita Line (urban section)
    Narita Line (urban section) is a commuter rail line in the Greater Tokyo area operated by JR East, connecting central Chiba with Narita and serving as part of the region’s urban rail network.
  • E. Keio Inokashira Line
    The Keio Inokashira Line is a private railway line in Tokyo operated by Keio Corporation, connecting Shibuya with the western suburb of Kichijōji and serving several popular residential and commercial districts along the way.
  • 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_69d85a19180081909925012fbf4e62a3 completed April 10, 2026, 2:02 a.m.
NER Named-entity recognition batch_69e03ef767b4819099f2c0919a158321 completed April 16, 2026, 1:44 a.m.
NED1 Entity disambiguation (via context triple) batch_69ff21adb6b88190b573068bda223892 completed May 9, 2026, 11:59 a.m.
NEDg Description generation batch_69ff25abb8fc8190b1a6dc0b5ba8ccd7 completed May 9, 2026, 12:16 p.m.
NED2 Entity disambiguation (via description) batch_69ff262390f48190b4917926b493b16d completed May 9, 2026, 12:18 p.m.
Created at: April 10, 2026, 3:21 a.m.