Triple

T149111
Position Surface form Disambiguated ID Type / Status
Subject London Assembly E3392 entity
Predicate headquartersLocation P62 FINISHED
Object City Hall, London
City Hall, London is a distinctive glass-fronted building on the south bank of the River Thames that served as the home of the Mayor of London and the London Assembly.
E28746 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: City Hall, London | Statement: [London Assembly, headquartersLocation, City Hall, London]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: City Hall, London
Context triple: [London Assembly, headquartersLocation, City Hall, London]
  • A. Palace of Westminster
    The Palace of Westminster is the historic riverside complex in London that serves as the meeting place and symbolic heart of the United Kingdom’s Houses of Parliament.
  • B. Tower of London
    The Tower of London is a historic fortress and former royal palace on the River Thames, famed for its role as a prison, treasury, and home of the Crown Jewels.
  • C. St Paul's Cathedral
    St Paul's Cathedral is a historic Anglican cathedral in London renowned for its magnificent dome and role as a national religious and ceremonial landmark.
  • D. Boston Guildhall
    Boston Guildhall is a historic medieval building in Boston, Lincolnshire, now serving as a museum and heritage site showcasing the town’s rich civic and maritime past.
  • E. Westminster Abbey, London
    Westminster Abbey, London is a historic Gothic church and royal peculiar renowned as the traditional site of English and later British coronations, royal weddings, and the burial place of many notable figures.
  • 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: City Hall, London
Triple: [London Assembly, headquartersLocation, City Hall, London]
Generated description
City Hall, London is a distinctive glass-fronted building on the south bank of the River Thames that served as the home of the Mayor of London and the London Assembly.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: City Hall, London
Target entity description: City Hall, London is a distinctive glass-fronted building on the south bank of the River Thames that served as the home of the Mayor of London and the London Assembly.
  • A. Palace of Westminster
    The Palace of Westminster is the historic riverside complex in London that serves as the meeting place and symbolic heart of the United Kingdom’s Houses of Parliament.
  • B. Tower of London
    The Tower of London is a historic fortress and former royal palace on the River Thames, famed for its role as a prison, treasury, and home of the Crown Jewels.
  • C. St Paul's Cathedral
    St Paul's Cathedral is a historic Anglican cathedral in London renowned for its magnificent dome and role as a national religious and ceremonial landmark.
  • D. Boston Guildhall
    Boston Guildhall is a historic medieval building in Boston, Lincolnshire, now serving as a museum and heritage site showcasing the town’s rich civic and maritime past.
  • E. Westminster Abbey, London
    Westminster Abbey, London is a historic Gothic church and royal peculiar renowned as the traditional site of English and later British coronations, royal weddings, and the burial place of many notable figures.
  • 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_69a252868de4819080e21c9938bfe8b6 completed Feb. 28, 2026, 2:27 a.m.
NER Named-entity recognition batch_69a2580ca15481909fa3e87d804a1b23 completed Feb. 28, 2026, 2:50 a.m.
NED1 Entity disambiguation (via context triple) batch_69a352734730819091211462a23204ea completed Feb. 28, 2026, 8:39 p.m.
NEDg Description generation batch_69a355f97db8819080665fa585955380 completed Feb. 28, 2026, 8:54 p.m.
NED2 Entity disambiguation (via description) batch_69a3567126dc81909853cb7dab5609c1 completed Feb. 28, 2026, 8:56 p.m.
Created at: Feb. 28, 2026, 2:31 a.m.