Triple

T1195529
Position Surface form Disambiguated ID Type / Status
Subject Keio Inokashira Line E25658 entity
Predicate connectsTo P845 FINISHED
Object JR Chūō Line at Kichijōji Station
The JR Chūō Line at Kichijōji Station is a major commuter rail line in western Tokyo that provides rapid access between the popular Kichijōji area and central Tokyo hubs such as Shinjuku and Tokyo Station.
E157166 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: JR Chūō Line at Kichijōji Station | Statement: [Keio Inokashira Line, connectsTo, JR Chūō Line at Kichijōji Station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: JR Chūō Line at Kichijōji Station
Context triple: [Keio Inokashira Line, connectsTo, JR Chūō Line at Kichijōji Station]
  • A. JR Lines at Kanda
    JR Lines at Kanda refers to the Japan Railways train services that stop at Kanda Station in Tokyo, a key commuter hub connecting multiple JR lines with the Tokyo Metro network.
  • B. Tokyo Station
    Tokyo Station is a major railway hub in central Tokyo, serving as a key terminal for Shinkansen bullet trains and numerous local and regional lines.
  • C. Takasaki Station
    Takasaki Station is a major railway hub in Takasaki, Gunma Prefecture, Japan, serving multiple JR East lines and Shinkansen services as a key regional transport center.
  • D. Nagoya Station
    Nagoya Station is one of Japan’s largest and busiest railway hubs, serving as a major Shinkansen and regional transit center in the city of Nagoya.
  • E. Shuri Station
    Shuri Station is a railway station in Naha, Okinawa, serving as a key stop on the Okinawa Urban Monorail (Yui Rail) near the historic Shuri Castle area.
  • 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: JR Chūō Line at Kichijōji Station
Triple: [Keio Inokashira Line, connectsTo, JR Chūō Line at Kichijōji Station]
Generated description
The JR Chūō Line at Kichijōji Station is a major commuter rail line in western Tokyo that provides rapid access between the popular Kichijōji area and central Tokyo hubs such as Shinjuku and Tokyo Station.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: JR Chūō Line at Kichijōji Station
Target entity description: The JR Chūō Line at Kichijōji Station is a major commuter rail line in western Tokyo that provides rapid access between the popular Kichijōji area and central Tokyo hubs such as Shinjuku and Tokyo Station.
  • A. JR Lines at Kanda
    JR Lines at Kanda refers to the Japan Railways train services that stop at Kanda Station in Tokyo, a key commuter hub connecting multiple JR lines with the Tokyo Metro network.
  • B. Tokyo Station
    Tokyo Station is a major railway hub in central Tokyo, serving as a key terminal for Shinkansen bullet trains and numerous local and regional lines.
  • C. Takasaki Station
    Takasaki Station is a major railway hub in Takasaki, Gunma Prefecture, Japan, serving multiple JR East lines and Shinkansen services as a key regional transport center.
  • D. Nagoya Station
    Nagoya Station is one of Japan’s largest and busiest railway hubs, serving as a major Shinkansen and regional transit center in the city of Nagoya.
  • E. Shuri Station
    Shuri Station is a railway station in Naha, Okinawa, serving as a key stop on the Okinawa Urban Monorail (Yui Rail) near the historic Shuri Castle area.
  • 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_69a49429f5ec8190a6a205eb0ae81e5e completed March 1, 2026, 7:31 p.m.
NER Named-entity recognition batch_69a4bd7a756c819085d695acfffeaceb completed March 1, 2026, 10:28 p.m.
NED1 Entity disambiguation (via context triple) batch_69acd46eefa48190baebc12fdf916941 completed March 8, 2026, 1:44 a.m.
NEDg Description generation batch_69acd517cfec8190ba294bb890d0b4b1 completed March 8, 2026, 1:47 a.m.
NED2 Entity disambiguation (via description) batch_69acd58946588190a5e92c62b585cdfc completed March 8, 2026, 1:48 a.m.
Created at: March 1, 2026, 7:46 p.m.