Triple

T411601
Position Surface form Disambiguated ID Type / Status
Subject Toronto City Hall E9500 entity
Predicate architect P184 FINISHED
Object Heikki Castrén
Heikki Castrén was a Finnish architect best known for co-designing the modernist Toronto City Hall complex in Canada.
E53465 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: Heikki Castrén | Statement: [Toronto City Hall, architect, Heikki Castrén]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Heikki Castrén
Context triple: [Toronto City Hall, architect, Heikki Castrén]
  • A. Väinö Tanner
    Väinö Tanner was a prominent Finnish statesman and long-serving leader of the Social Democratic Party who served as Prime Minister of Finland and played a key role in the country’s politics during the early 20th century.
  • B. Hjalmar Siilasvuo
    Hjalmar Siilasvuo was a Finnish general renowned for his leadership in key Winter War battles against the Soviet Union, which made him one of Finland’s most celebrated military commanders.
  • C. P. E. Svinhufvud
    P. E. Svinhufvud was a Finnish statesman and jurist who served as the third President of Finland and played a key role in the country’s independence.
  • D. Kyösti Kallio
    Kyösti Kallio was a Finnish politician who served as the fourth President of Finland from 1937 to 1940, leading the country through the early stages of World War II.
  • E. Elias Erkko
    Elias Erkko was a Finnish journalist and politician, known as one of the founders and early editors of the influential newspaper Helsingin Sanomat.
  • 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: Heikki Castrén
Triple: [Toronto City Hall, architect, Heikki Castrén]
Generated description
Heikki Castrén was a Finnish architect best known for co-designing the modernist Toronto City Hall complex in Canada.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Heikki Castrén
Target entity description: Heikki Castrén was a Finnish architect best known for co-designing the modernist Toronto City Hall complex in Canada.
  • A. Väinö Tanner
    Väinö Tanner was a prominent Finnish statesman and long-serving leader of the Social Democratic Party who served as Prime Minister of Finland and played a key role in the country’s politics during the early 20th century.
  • B. Hjalmar Siilasvuo
    Hjalmar Siilasvuo was a Finnish general renowned for his leadership in key Winter War battles against the Soviet Union, which made him one of Finland’s most celebrated military commanders.
  • C. P. E. Svinhufvud
    P. E. Svinhufvud was a Finnish statesman and jurist who served as the third President of Finland and played a key role in the country’s independence.
  • D. Kyösti Kallio
    Kyösti Kallio was a Finnish politician who served as the fourth President of Finland from 1937 to 1940, leading the country through the early stages of World War II.
  • E. Elias Erkko
    Elias Erkko was a Finnish journalist and politician, known as one of the founders and early editors of the influential newspaper Helsingin Sanomat.
  • 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_69a2e80111fc8190961d5b7c6154123f completed Feb. 28, 2026, 1:05 p.m.
NER Named-entity recognition batch_69a2ecdafa2481908111accc918ff2e8 completed Feb. 28, 2026, 1:25 p.m.
NED1 Entity disambiguation (via context triple) batch_69a42a1498808190a3639dedfe8ab5ea completed March 1, 2026, 11:59 a.m.
NEDg Description generation batch_69a42a69729881909d2a549e8601b66a completed March 1, 2026, noon
NED2 Entity disambiguation (via description) batch_69a42ac5d8f481908b59c72cf3698021 completed March 1, 2026, 12:02 p.m.
Created at: Feb. 28, 2026, 1:09 p.m.