Triple

T9223486
Position Surface form Disambiguated ID Type / Status
Subject Sumida River E221620 entity
Predicate hasBridge P386 FINISHED
Object Eitai Bridge
Eitai Bridge is a historic steel arch bridge in Tokyo, Japan, known for spanning the Sumida River and its scenic night illumination.
 E786794 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: Eitai Bridge | Statement: [Sumida River, hasBridge, Eitai Bridge]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Eitai Bridge
Context triple: [Sumida River, hasBridge, Eitai Bridge]
  • A. Hamahiga Bridge
    Hamahiga Bridge is a coastal bridge in Uruma, Okinawa, Japan, known for connecting the main island to Hamahiga Island and offering scenic ocean views.
  • B. Hakucho Bridge
    Hakucho Bridge is a prominent suspension bridge in Muroran, Hokkaido, known for its impressive span and night illumination across Muroran Bay.
  • C. Ōnaruto Bridge
    Ōnaruto Bridge is a large suspension bridge in Japan that spans the Naruto Strait, famous for views of the Naruto whirlpools and for linking Shikoku with Awaji Island.
  • D. Ebisu Bridge
    Ebisu Bridge is a famous pedestrian bridge in Osaka’s Namba district, known for its neon-lit surroundings and as a popular photo spot overlooking the Dotonbori Canal.
  • E. Okryu Bridge
    Okryu Bridge is a major road bridge spanning the Taedong River in central Pyongyang, North Korea, known for its proximity to key city landmarks and scenic river views.
  • 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: Eitai Bridge
Triple: [Sumida River, hasBridge, Eitai Bridge]
Generated description
Eitai Bridge is a historic steel arch bridge in Tokyo, Japan, known for spanning the Sumida River and its scenic night illumination.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Eitai Bridge
Target entity description: Eitai Bridge is a historic steel arch bridge in Tokyo, Japan, known for spanning the Sumida River and its scenic night illumination.
  • A. Hamahiga Bridge
    Hamahiga Bridge is a coastal bridge in Uruma, Okinawa, Japan, known for connecting the main island to Hamahiga Island and offering scenic ocean views.
  • B. Hakucho Bridge
    Hakucho Bridge is a prominent suspension bridge in Muroran, Hokkaido, known for its impressive span and night illumination across Muroran Bay.
  • C. Ōnaruto Bridge
    Ōnaruto Bridge is a large suspension bridge in Japan that spans the Naruto Strait, famous for views of the Naruto whirlpools and for linking Shikoku with Awaji Island.
  • D. Ebisu Bridge
    Ebisu Bridge is a famous pedestrian bridge in Osaka’s Namba district, known for its neon-lit surroundings and as a popular photo spot overlooking the Dotonbori Canal.
  • E. Okryu Bridge
    Okryu Bridge is a major road bridge spanning the Taedong River in central Pyongyang, North Korea, known for its proximity to key city landmarks and scenic river views.
  • 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_69ca83ec8db08190a9110df8232885d2 completed March 30, 2026, 2:08 p.m.
NER Named-entity recognition batch_69ccda7903208190b4e29a1591aab78a completed April 1, 2026, 8:42 a.m.
NED1 Entity disambiguation (via context triple) batch_69d0779de5a88190b6a9266c976e05b1 completed April 4, 2026, 2:29 a.m.
NEDg Description generation batch_69d0782d305481909a2b41615e890863 completed April 4, 2026, 2:32 a.m.
NED2 Entity disambiguation (via description) batch_69d0789ef4288190bf4d52e7ed47bd9b completed April 4, 2026, 2:34 a.m.
Created at: March 30, 2026, 7:28 p.m.