Triple

T12853200
Position Surface form Disambiguated ID Type / Status
Subject Kodama E307376 entity
Predicate regionServed P82 FINISHED
Object Sanyo corridor
The Sanyo corridor is a major high-speed rail route in western Japan, connecting key cities such as Osaka, Hiroshima, and Fukuoka along the Sanyo Shinkansen line.
 E1007463 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: Sanyo corridor | Statement: [Kodama, regionServed, Sanyo corridor]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Sanyo corridor
Context triple: [Kodama, regionServed, Sanyo corridor]
  • A. Senseki Line
    The Senseki Line is a Japanese railway line in Miyagi Prefecture operated by JR East, connecting Sendai with coastal communities including the city of Ishinomaki.
  • B. Tamachi Line
    The Tamachi Line is a Japanese railway line operated by Tokyu Corporation, serving as a local commuter route within the Tokyo metropolitan area.
  • C. Oimachi Line
    The Oimachi Line is a commuter railway line in Tokyo, Japan, forming part of the Tokyu network and connecting central Tokyo with its southwestern suburbs.
  • D. Ikegami Line
    The Ikegami Line is a commuter railway line in Tokyo, Japan, serving local neighborhoods with frequent urban transit as part of the Tokyu network.
  • E. Shibuya–Chuo-Rinkan corridor
    The Shibuya–Chuo-Rinkan corridor is a major commuter rail corridor in the Tokyo metropolitan area linking central Shibuya with the suburban Chuo-Rinkan district.
  • 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: Sanyo corridor
Triple: [Kodama, regionServed, Sanyo corridor]
Generated description
The Sanyo corridor is a major high-speed rail route in western Japan, connecting key cities such as Osaka, Hiroshima, and Fukuoka along the Sanyo Shinkansen line.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Sanyo corridor
Target entity description: The Sanyo corridor is a major high-speed rail route in western Japan, connecting key cities such as Osaka, Hiroshima, and Fukuoka along the Sanyo Shinkansen line.
  • A. Senseki Line
    The Senseki Line is a Japanese railway line in Miyagi Prefecture operated by JR East, connecting Sendai with coastal communities including the city of Ishinomaki.
  • B. Tamachi Line
    The Tamachi Line is a Japanese railway line operated by Tokyu Corporation, serving as a local commuter route within the Tokyo metropolitan area.
  • C. Oimachi Line
    The Oimachi Line is a commuter railway line in Tokyo, Japan, forming part of the Tokyu network and connecting central Tokyo with its southwestern suburbs.
  • D. Ikegami Line
    The Ikegami Line is a commuter railway line in Tokyo, Japan, serving local neighborhoods with frequent urban transit as part of the Tokyu network.
  • E. Shibuya–Chuo-Rinkan corridor
    The Shibuya–Chuo-Rinkan corridor is a major commuter rail corridor in the Tokyo metropolitan area linking central Shibuya with the suburban Chuo-Rinkan district.
  • 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_69d7bdf5e7cc8190be357278bc5ba3bb completed April 9, 2026, 2:55 p.m.
NER Named-entity recognition batch_69d97021df7481909cd42a0f72040aa5 completed April 10, 2026, 9:48 p.m.
NED1 Entity disambiguation (via context triple) batch_69f69ba79918819093e047ce22191923 completed May 3, 2026, 12:49 a.m.
NEDg Description generation batch_69f69c8469548190b05d8fa010e0ca13 completed May 3, 2026, 12:53 a.m.
NED2 Entity disambiguation (via description) batch_69f69d4ef7988190890f8a62280aa673 completed May 3, 2026, 12:56 a.m.
Created at: April 9, 2026, 5:36 p.m.