Triple

T11221102
Position Surface form Disambiguated ID Type / Status
Subject Ōu Main Line E265563 entity
Predicate startingPoint P389 FINISHED
Object Fukushima Station
Fukushima Station is a major railway hub in Fukushima City, Japan, serving multiple JR lines and Shinkansen high-speed services.
 E1294090 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: Fukushima Station | Statement: [Ōu Main Line, startingPoint, Fukushima Station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Fukushima Station
Context triple: [Ōu Main Line, startingPoint, Fukushima Station]
  • A. Shin-Fukushima Station
    Shin-Fukushima Station is a railway station in Osaka, Japan, serving the JR Tōzai Line and providing convenient access to the central business and entertainment districts.
  • B. Ageo Station
    Ageo Station is a railway station in Ageo, Saitama Prefecture, Japan, serving as a stop on the JR East Takasaki Line.
  • C. Fukushima Station (Osaka)
    Fukushima Station (Osaka) is a railway station in Fukushima-ku, Osaka, serving local commuter traffic on major urban rail lines near central Osaka.
  • D. Fuku Station
    Fuku Station is a railway station in Japan served by the Hanshin Namba Line, providing local commuter rail access in the Osaka–Kobe region.
  • E. Minatomirai Station
    Minatomirai Station is an underground railway station in Yokohama, Japan, that serves the Minato Mirai 21 waterfront business and entertainment district on the Minatomirai Line.
  • 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: Fukushima Station
Triple: [Ōu Main Line, startingPoint, Fukushima Station]
Generated description
Fukushima Station is a major railway hub in Fukushima City, Japan, serving multiple JR lines and Shinkansen high-speed services.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Fukushima Station
Target entity description: Fukushima Station is a major railway hub in Fukushima City, Japan, serving multiple JR lines and Shinkansen high-speed services.
  • A. Shin-Fukushima Station
    Shin-Fukushima Station is a railway station in Osaka, Japan, serving the JR Tōzai Line and providing convenient access to the central business and entertainment districts.
  • B. Ageo Station
    Ageo Station is a railway station in Ageo, Saitama Prefecture, Japan, serving as a stop on the JR East Takasaki Line.
  • C. Fukushima Station (Osaka)
    Fukushima Station (Osaka) is a railway station in Fukushima-ku, Osaka, serving local commuter traffic on major urban rail lines near central Osaka.
  • D. Fuku Station
    Fuku Station is a railway station in Japan served by the Hanshin Namba Line, providing local commuter rail access in the Osaka–Kobe region.
  • E. Minatomirai Station
    Minatomirai Station is an underground railway station in Yokohama, Japan, that serves the Minato Mirai 21 waterfront business and entertainment district on the Minatomirai Line.
  • 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_69d6aac59460819089b9848b27f57848 completed April 8, 2026, 7:21 p.m.
NER Named-entity recognition batch_69d7e8eb84c48190b4f3bede254afde2 completed April 9, 2026, 5:59 p.m.
NED1 Entity disambiguation (via context triple) batch_6a0313aa65a481909707b1e7a6d6ce6f completed May 12, 2026, 11:48 a.m.
NEDg Description generation batch_6a0314a4fa748190a63ecda792b7669a completed May 12, 2026, 11:53 a.m.
NED2 Entity disambiguation (via description) batch_6a0315a8d6e88190b6d532f22dd8088c completed May 12, 2026, 11:57 a.m.
Created at: April 8, 2026, 9:30 p.m.