Triple

T11286478
Position Surface form Disambiguated ID Type / Status
Subject Toei Oedo Line E267201 entity
Predicate hasStation P35 FINISHED
Object Monzen-nakacho Station
Monzen-nakacho Station is a railway station in Tokyo, Japan, serving as an interchange between the Toei Ōedo Line and the Tokyo Metro Tōzai Line.
E1339344 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: Monzen-nakacho Station | Statement: [Toei Oedo Line, hasStation, Monzen-nakacho Station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Monzen-nakacho Station
Context triple: [Toei Oedo Line, hasStation, Monzen-nakacho Station]
  • A. Hanzōmon Station
    Hanzōmon Station is a Tokyo Metro subway station in central Tokyo that serves the Hanzōmon Line and provides access to the Imperial Palace’s Hanzōmon Gate area.
  • B. Suminoekōen Station
    Suminoekōen Station is a railway station in Osaka, Japan, serving as the southern terminus of the Osaka Metro Yotsubashi Line and a key access point to the nearby Suminoe Park area.
  • C. Nagatacho Station
    Nagatacho Station is a major Tokyo subway station in the Nagatachō district that serves as an important transfer hub near Japan’s political center, including the National Diet and government offices.
  • D. Kawaramachi Station
    Kawaramachi Station is a major railway terminal in central Kyoto, Japan, serving as a key urban transit point and commercial hub on the Hankyu Kyoto Line.
  • E. Daikokucho Station
    Daikokucho Station is a railway station in Osaka, Japan, serving as a stop on the Osaka Metro network and providing convenient access to the city’s central districts.
  • 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: Monzen-nakacho Station
Triple: [Toei Oedo Line, hasStation, Monzen-nakacho Station]
Generated description
Monzen-nakacho Station is a railway station in Tokyo, Japan, serving as an interchange between the Toei Ōedo Line and the Tokyo Metro Tōzai Line.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Monzen-nakacho Station
Target entity description: Monzen-nakacho Station is a railway station in Tokyo, Japan, serving as an interchange between the Toei Ōedo Line and the Tokyo Metro Tōzai Line.
  • A. Hanzōmon Station
    Hanzōmon Station is a Tokyo Metro subway station in central Tokyo that serves the Hanzōmon Line and provides access to the Imperial Palace’s Hanzōmon Gate area.
  • B. Suminoekōen Station
    Suminoekōen Station is a railway station in Osaka, Japan, serving as the southern terminus of the Osaka Metro Yotsubashi Line and a key access point to the nearby Suminoe Park area.
  • C. Nagatacho Station
    Nagatacho Station is a major Tokyo subway station in the Nagatachō district that serves as an important transfer hub near Japan’s political center, including the National Diet and government offices.
  • D. Kawaramachi Station
    Kawaramachi Station is a major railway terminal in central Kyoto, Japan, serving as a key urban transit point and commercial hub on the Hankyu Kyoto Line.
  • E. Daikokucho Station
    Daikokucho Station is a railway station in Osaka, Japan, serving as a stop on the Osaka Metro network and providing convenient access to the city’s central districts.
  • 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_69d6aac993a08190a6f36445ebaf9a43 completed April 8, 2026, 7:21 p.m.
NER Named-entity recognition batch_69d7e986b0f08190a414749eaa7f1a5d completed April 9, 2026, 6:01 p.m.
NED1 Entity disambiguation (via context triple) batch_6a05323c0fd88190aa7a3b963b9b8c3a completed May 14, 2026, 2:23 a.m.
NEDg Description generation batch_6a0532ec2a4c81909c3f079258490ce5 completed May 14, 2026, 2:26 a.m.
NED2 Entity disambiguation (via description) batch_6a05333086e08190bcaf12b86b272416 completed May 14, 2026, 2:28 a.m.
Created at: April 8, 2026, 9:32 p.m.