Triple

T16944479
Position Surface form Disambiguated ID Type / Status
Subject Nagoya Municipal Subway E411033 entity
Predicate hasLine P35 FINISHED
Object Meiko Line
The Meiko Line is a rapid transit line of the Nagoya Municipal Subway system in Nagoya, Japan, serving the city’s port and waterfront areas.
E1242085 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: Meiko Line | Statement: [Nagoya Municipal Subway, hasLine, Meiko Line]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Meiko Line
Context triple: [Nagoya Municipal Subway, hasLine, Meiko Line]
  • A. Kada Line
    The Kada Line is a regional railway line in Wakayama Prefecture, Japan, providing local passenger service between Wakayamashi and Kada along the coast.
  • B. Kudanshita
    Kudanshita is a district and major subway station area in central Tokyo known for its proximity to the Imperial Palace, Yasukuni Shrine, and several universities and office buildings.
  • C. Tokyo Girl
    Tokyo Girl is a synth-pop single by the Japanese techno-pop trio Perfume, known for its futuristic sound and stylish, city-themed visuals.
  • D. Nogizaka Station
    Nogizaka Station is a Tokyo Metro subway station in Minato, Tokyo, serving the Chiyoda Line and providing convenient access to nearby cultural sites and museums.
  • E. Awaji Yumebutai
    Awaji Yumebutai is a terraced conference and resort complex on Japan’s Awaji Island, designed by architect Tadao Ando and known for its striking modern architecture and extensive flower gardens.
  • 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: Meiko Line
Triple: [Nagoya Municipal Subway, hasLine, Meiko Line]
Generated description
The Meiko Line is a rapid transit line of the Nagoya Municipal Subway system in Nagoya, Japan, serving the city’s port and waterfront areas.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Meiko Line
Target entity description: The Meiko Line is a rapid transit line of the Nagoya Municipal Subway system in Nagoya, Japan, serving the city’s port and waterfront areas.
  • A. Kada Line
    The Kada Line is a regional railway line in Wakayama Prefecture, Japan, providing local passenger service between Wakayamashi and Kada along the coast.
  • B. Kudanshita
    Kudanshita is a district and major subway station area in central Tokyo known for its proximity to the Imperial Palace, Yasukuni Shrine, and several universities and office buildings.
  • C. Tokyo Girl
    Tokyo Girl is a synth-pop single by the Japanese techno-pop trio Perfume, known for its futuristic sound and stylish, city-themed visuals.
  • D. Nogizaka Station
    Nogizaka Station is a Tokyo Metro subway station in Minato, Tokyo, serving the Chiyoda Line and providing convenient access to nearby cultural sites and museums.
  • E. Awaji Yumebutai
    Awaji Yumebutai is a terraced conference and resort complex on Japan’s Awaji Island, designed by architect Tadao Ando and known for its striking modern architecture and extensive flower gardens.
  • 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_69d886c886688190967be07322597ac9 completed April 10, 2026, 5:12 a.m.
NER Named-entity recognition batch_69e3cfb08da88190b07c32652bbc1534 completed April 18, 2026, 6:38 p.m.
NED1 Entity disambiguation (via context triple) batch_6a00cfea3bc88190acaa013169d607c5 completed May 10, 2026, 6:35 p.m.
NEDg Description generation batch_6a00d0b13f1c819091f3f8b966e36214 completed May 10, 2026, 6:38 p.m.
NED2 Entity disambiguation (via description) batch_6a00d1ad6b7081908be76d70ad9e2075 completed May 10, 2026, 6:42 p.m.
Created at: April 10, 2026, 5:31 a.m.