Triple

T1545186
Position Surface form Disambiguated ID Type / Status
Subject 1962 World’s Fair E32961 entity
Predicate theme P261 FINISHED
Object Century 21
Century 21 was the futuristic, space-age theme of the 1962 Seattle World’s Fair, envisioning life and technology in the 21st century.
 E175622 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: Century 21 | Statement: [1962 World’s Fair, theme, Century 21]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Century 21
Context triple: [1962 World’s Fair, theme, Century 21]
  • A. Newmark
    Newmark is a prominent commercial real estate services firm known for brokerage, property management, and advisory work on landmark buildings and major properties.
  • B. RFR Realty
    RFR Realty is a New York–based real estate investment and development firm known for owning and revitalizing prominent modernist and landmark commercial properties.
  • C. Unico Properties
    Unico Properties is a real estate investment and management company known for owning and operating prominent commercial properties in the United States.
  • D. Trilogy Real Estate
    Trilogy Real Estate is a UK-based property investment and development company known for owning and redeveloping prominent mixed-use urban assets.
  • E. Forest City Ratner
    Forest City Ratner is a prominent New York–based real estate development company known for major urban projects including high-profile office towers and mixed-use complexes.
  • 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: Century 21
Triple: [1962 World’s Fair, theme, Century 21]
Generated description
Century 21 was the futuristic, space-age theme of the 1962 Seattle World’s Fair, envisioning life and technology in the 21st century.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Century 21
Target entity description: Century 21 was the futuristic, space-age theme of the 1962 Seattle World’s Fair, envisioning life and technology in the 21st century.
  • A. Newmark
    Newmark is a prominent commercial real estate services firm known for brokerage, property management, and advisory work on landmark buildings and major properties.
  • B. RFR Realty
    RFR Realty is a New York–based real estate investment and development firm known for owning and revitalizing prominent modernist and landmark commercial properties.
  • C. Unico Properties
    Unico Properties is a real estate investment and management company known for owning and operating prominent commercial properties in the United States.
  • D. Trilogy Real Estate
    Trilogy Real Estate is a UK-based property investment and development company known for owning and redeveloping prominent mixed-use urban assets.
  • E. Forest City Ratner
    Forest City Ratner is a prominent New York–based real estate development company known for major urban projects including high-profile office towers and mixed-use complexes.
  • 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_69a885ed29088190a3c2d5a3d100c16e completed March 4, 2026, 7:20 p.m.
NER Named-entity recognition batch_69a90842a4788190a812b48987503624 completed March 5, 2026, 4:36 a.m.
NED1 Entity disambiguation (via context triple) batch_69ad309dcc3c819096a796a330a16de1 completed March 8, 2026, 8:17 a.m.
NEDg Description generation batch_69ad313ff5e48190bcd44f5211edf414 completed March 8, 2026, 8:20 a.m.
NED2 Entity disambiguation (via description) batch_69ad31edfb848190a3f7309fa1d2150a completed March 8, 2026, 8:23 a.m.
Created at: March 4, 2026, 7:26 p.m.