Triple

T14762076
Position Surface form Disambiguated ID Type / Status
Subject Kōtō, Tokyo, Japan E346890 entity
Predicate locatedIn P40 FINISHED
Object eastern Tokyo
Eastern Tokyo is the broad urban area on the eastern side of Japan’s capital, encompassing several wards such as Kōtō and known for its mix of residential neighborhoods, waterfront districts, and commercial zones.
E1118889 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: eastern Tokyo | Statement: [Kōtō, Tokyo, Japan, locatedIn, eastern Tokyo]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: eastern Tokyo
Context triple: [Kōtō, Tokyo, Japan, locatedIn, eastern Tokyo]
  • A. southern Tokyo
    Southern Tokyo is the broad urban area forming the southern part of Japan’s capital, encompassing coastal, industrial, and residential wards such as Ōta.
  • B. western Tokyo
    Western Tokyo is the suburban and semi-rural area of Tokyo Metropolis beyond the 23 special wards, encompassing cities and towns such as those in the Tama region.
  • C. Toshima, Tokyo
    Toshima, Tokyo is a special ward in northwestern Tokyo known for its major commercial and entertainment hub Ikebukuro and its mix of residential, educational, and cultural institutions.
  • D. Itabashi, Tokyo
    Itabashi, Tokyo is one of Tokyo's 23 special wards, located in the northwestern part of the metropolis and known as a primarily residential and commercial area.
  • E. central Tokyo
    Central Tokyo is the densely built-up core of Japan’s capital, encompassing major business, shopping, and cultural districts such as Omotesando, Shibuya, and Marunouchi.
  • 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: eastern Tokyo
Triple: [Kōtō, Tokyo, Japan, locatedIn, eastern Tokyo]
Generated description
Eastern Tokyo is the broad urban area on the eastern side of Japan’s capital, encompassing several wards such as Kōtō and known for its mix of residential neighborhoods, waterfront districts, and commercial zones.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: eastern Tokyo
Target entity description: Eastern Tokyo is the broad urban area on the eastern side of Japan’s capital, encompassing several wards such as Kōtō and known for its mix of residential neighborhoods, waterfront districts, and commercial zones.
  • A. southern Tokyo
    Southern Tokyo is the broad urban area forming the southern part of Japan’s capital, encompassing coastal, industrial, and residential wards such as Ōta.
  • B. western Tokyo
    Western Tokyo is the suburban and semi-rural area of Tokyo Metropolis beyond the 23 special wards, encompassing cities and towns such as those in the Tama region.
  • C. Toshima, Tokyo
    Toshima, Tokyo is a special ward in northwestern Tokyo known for its major commercial and entertainment hub Ikebukuro and its mix of residential, educational, and cultural institutions.
  • D. Itabashi, Tokyo
    Itabashi, Tokyo is one of Tokyo's 23 special wards, located in the northwestern part of the metropolis and known as a primarily residential and commercial area.
  • E. central Tokyo
    Central Tokyo is the densely built-up core of Japan’s capital, encompassing major business, shopping, and cultural districts such as Omotesando, Shibuya, and Marunouchi.
  • 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_69d822e8896c819091169882f9b20486 completed April 9, 2026, 10:06 p.m.
NER Named-entity recognition batch_69dec7f207dc819088a53f717736a121 completed April 14, 2026, 11:04 p.m.
NED1 Entity disambiguation (via context triple) batch_69fe0cf24c0081909221cb7d761e882f completed May 8, 2026, 4:18 p.m.
NEDg Description generation batch_69fe1913f01c8190917992cbcb8f0b62 completed May 8, 2026, 5:10 p.m.
NED2 Entity disambiguation (via description) batch_69fe19c36dcc8190a8b3565d6e9cec04 completed May 8, 2026, 5:13 p.m.
Created at: April 10, 2026, 1:30 a.m.