Triple

T15765361
Position Surface form Disambiguated ID Type / Status
Subject 中部国際空港 E382205 entity
Predicate connectedBy P37 FINISHED
Object 名鉄空港線
名鉄空港線 is a Japanese railway line operated by Meitetsu that provides direct train access between the mainland and Chubu Centrair International Airport in Aichi Prefecture.
E1175512 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: 名鉄空港線 | Statement: [中部国際空港, connectedBy, 名鉄空港線]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: 名鉄空港線
Context triple: [中部国際空港, connectedBy, 名鉄空港線]
  • A. Keikyū Airport Line
    The Keikyū Airport Line is a railway line in the Tokyo area that provides direct train access between central Tokyo and Haneda Airport.
  • B. Kintetsu Nagoya Line
    The Kintetsu Nagoya Line is a major private railway line in Japan connecting Nagoya with cities in Mie Prefecture, serving as an important commuter and intercity route.
  • C. 高崎線
    高崎線は、東京都と群馬県高崎市方面を結ぶ日本の主要な幹線鉄道路線の一つです。
  • D. Nishitetsu Kaizuka Line
    The Nishitetsu Kaizuka Line is a Japanese private railway line in Fukuoka operated by Nishi-Nippon Railroad, connecting suburban areas with central Fukuoka.
  • E. Kintetsu Namba Line
    The Kintetsu Namba Line is a major commuter railway line in Osaka, Japan, operated by Kintetsu Railway and connecting central Osaka with the wider Kintetsu network.
  • 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: 名鉄空港線
Triple: [中部国際空港, connectedBy, 名鉄空港線]
Generated description
名鉄空港線 is a Japanese railway line operated by Meitetsu that provides direct train access between the mainland and Chubu Centrair International Airport in Aichi Prefecture.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: 名鉄空港線
Target entity description: 名鉄空港線 is a Japanese railway line operated by Meitetsu that provides direct train access between the mainland and Chubu Centrair International Airport in Aichi Prefecture.
  • A. Keikyū Airport Line
    The Keikyū Airport Line is a railway line in the Tokyo area that provides direct train access between central Tokyo and Haneda Airport.
  • B. Kintetsu Nagoya Line
    The Kintetsu Nagoya Line is a major private railway line in Japan connecting Nagoya with cities in Mie Prefecture, serving as an important commuter and intercity route.
  • C. 高崎線
    高崎線は、東京都と群馬県高崎市方面を結ぶ日本の主要な幹線鉄道路線の一つです。
  • D. Nishitetsu Kaizuka Line
    The Nishitetsu Kaizuka Line is a Japanese private railway line in Fukuoka operated by Nishi-Nippon Railroad, connecting suburban areas with central Fukuoka.
  • E. Kintetsu Namba Line
    The Kintetsu Namba Line is a major commuter railway line in Osaka, Japan, operated by Kintetsu Railway and connecting central Osaka with the wider Kintetsu network.
  • 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_69d86da09a10819082fe9797b23e4664 completed April 10, 2026, 3:25 a.m.
NER Named-entity recognition batch_69e050b8154881908afe5191e6424f15 completed April 16, 2026, 3 a.m.
NED1 Entity disambiguation (via context triple) batch_69ff87789914819097b56482cb8984c7 completed May 9, 2026, 7:14 p.m.
NEDg Description generation batch_69ff887dc9cc81908833f9881647d82f completed May 9, 2026, 7:18 p.m.
NED2 Entity disambiguation (via description) batch_69ff8970b85081909c8eb114851841f1 completed May 9, 2026, 7:22 p.m.
Created at: April 10, 2026, 4:47 a.m.