Triple

T5935537
Position Surface form Disambiguated ID Type / Status
Subject JR East urban network E132032 entity
Predicate hasLine P35 FINISHED
Object Tsurumi Line
The Tsurumi Line is a short commuter rail line in Kanagawa Prefecture, Japan, primarily serving industrial and port areas along Tokyo Bay and operated by East Japan Railway Company (JR East).
E692645 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: Tsurumi Line | Statement: [JR East urban network, hasLine, Tsurumi Line]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Tsurumi Line
Context triple: [JR East urban network, hasLine, Tsurumi Line]
  • A. Tanagawa Line
    The Tanagawa Line is a short commuter railway line in Osaka Prefecture, Japan, operated by Nankai Electric Railway and serving local passengers near the coastal area.
  • B. Imazatosuji Line
    The Imazatosuji Line is a rapid transit line in Osaka, Japan, operated by Osaka Metro and serving as one of the city’s main north–south subway corridors.
  • C. Gakkentoshi Line
    The Gakkentoshi Line is a commuter rail line in the Osaka–Kyoto region of Japan operated by JR West, connecting urban centers with suburban and residential areas.
  • D. Karasuma Line
    The Karasuma Line is a major Kyoto Municipal Subway line running north–south through Kyoto, connecting key districts and transportation hubs including Kyoto Station.
  • E. Saikyō Line
    The Saikyō Line is a major JR East railway line in the Tokyo metropolitan area that connects central Tokyo with Saitama Prefecture, serving as a key commuter route.
  • 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: Tsurumi Line
Triple: [JR East urban network, hasLine, Tsurumi Line]
Generated description
The Tsurumi Line is a short commuter rail line in Kanagawa Prefecture, Japan, primarily serving industrial and port areas along Tokyo Bay and operated by East Japan Railway Company (JR East).
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Tsurumi Line
Target entity description: The Tsurumi Line is a short commuter rail line in Kanagawa Prefecture, Japan, primarily serving industrial and port areas along Tokyo Bay and operated by East Japan Railway Company (JR East).
  • A. Tanagawa Line
    The Tanagawa Line is a short commuter railway line in Osaka Prefecture, Japan, operated by Nankai Electric Railway and serving local passengers near the coastal area.
  • B. Imazatosuji Line
    The Imazatosuji Line is a rapid transit line in Osaka, Japan, operated by Osaka Metro and serving as one of the city’s main north–south subway corridors.
  • C. Gakkentoshi Line
    The Gakkentoshi Line is a commuter rail line in the Osaka–Kyoto region of Japan operated by JR West, connecting urban centers with suburban and residential areas.
  • D. Karasuma Line
    The Karasuma Line is a major Kyoto Municipal Subway line running north–south through Kyoto, connecting key districts and transportation hubs including Kyoto Station.
  • E. Saikyō Line
    The Saikyō Line is a major JR East railway line in the Tokyo metropolitan area that connects central Tokyo with Saitama Prefecture, serving as a key commuter route.
  • 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_69c0085c55dc8190aa90e242c956e2fa completed March 22, 2026, 3:18 p.m.
NER Named-entity recognition batch_69c038eb56ec81909be03509730b7cc1 completed March 22, 2026, 6:46 p.m.
NED1 Entity disambiguation (via context triple) batch_69ca73246e9c819099fe003f1274523e completed March 30, 2026, 12:57 p.m.
NEDg Description generation batch_69ca827b5b9c8190885ec1dcc57c7084 completed March 30, 2026, 2:02 p.m.
NED2 Entity disambiguation (via description) batch_69cae7e188788190bd6551e011e55017 completed March 30, 2026, 9:15 p.m.
Created at: March 22, 2026, 4:01 p.m.