Triple

T18986758
Position Surface form Disambiguated ID Type / Status
Subject Ella E464576 entity
Predicate knownFor P22 FINISHED
Object Nine Arches Bridge
Nine Arches Bridge is a famous early 20th-century stone railway viaduct in Ella, Sri Lanka, renowned for its dramatic arches set amid lush tea-country scenery.
E1421681 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: Nine Arches Bridge | Statement: [Ella, knownFor, Nine Arches Bridge]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Nine Arches Bridge
Context triple: [Ella, knownFor, Nine Arches Bridge]
  • A. Five Arches Bridge
    Five Arches Bridge is a picturesque multi-arched stone bridge in Foots Cray, London, best known as a focal point within Foots Cray Meadows parkland.
  • B. Judith Bridge
    Judith Bridge was a medieval stone bridge in Prague that preceded and was ultimately replaced by the famous Charles Bridge after being destroyed by floods.
  • C. Whaley Bridge
    Whaley Bridge is a small town in the High Peak district of Derbyshire, England, known historically for its role in the canal and textile industries.
  • D. Trinity Bridge
    Trinity Bridge is a historic steel bascule bridge in Saint Petersburg, Russia, known for its ornate design and role as a major crossing over the Neva River near the city’s central landmarks.
  • E. Trinity Bridge
    Trinity Bridge is a distinctive three-way footbridge in Greater Manchester, England, designed by architect Santiago Calatrava to link Salford and Manchester across the River Irwell.
  • 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: Nine Arches Bridge
Triple: [Ella, knownFor, Nine Arches Bridge]
Generated description
Nine Arches Bridge is a famous early 20th-century stone railway viaduct in Ella, Sri Lanka, renowned for its dramatic arches set amid lush tea-country scenery.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Nine Arches Bridge
Target entity description: Nine Arches Bridge is a famous early 20th-century stone railway viaduct in Ella, Sri Lanka, renowned for its dramatic arches set amid lush tea-country scenery.
  • A. Five Arches Bridge
    Five Arches Bridge is a picturesque multi-arched stone bridge in Foots Cray, London, best known as a focal point within Foots Cray Meadows parkland.
  • B. Judith Bridge
    Judith Bridge was a medieval stone bridge in Prague that preceded and was ultimately replaced by the famous Charles Bridge after being destroyed by floods.
  • C. Whaley Bridge
    Whaley Bridge is a small town in the High Peak district of Derbyshire, England, known historically for its role in the canal and textile industries.
  • D. Trinity Bridge
    Trinity Bridge is a distinctive three-way footbridge in Greater Manchester, England, designed by architect Santiago Calatrava to link Salford and Manchester across the River Irwell.
  • E. Trinity Bridge
    Trinity Bridge is a historic steel bascule bridge in Saint Petersburg, Russia, known for its ornate design and role as a major crossing over the Neva River near the city’s central landmarks.
  • 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_69d8dd008af48190a97ff1c6488edf1b completed April 10, 2026, 11:20 a.m.
NER Named-entity recognition batch_69e5d660835c8190bedd78590b3e0a7e completed April 20, 2026, 7:31 a.m.
NED1 Entity disambiguation (via context triple) batch_6a085a08887c81909f37a39f42ea358a completed May 16, 2026, 11:50 a.m.
NEDg Description generation batch_6a085ad8bfd08190ac31b66cdc0bc6aa completed May 16, 2026, 11:54 a.m.
NED2 Entity disambiguation (via description) batch_6a085b756f44819090892ab35a98fcc8 completed May 16, 2026, 11:56 a.m.
Created at: April 10, 2026, 12:01 p.m.