Triple

T21479458
Position Surface form Disambiguated ID Type / Status
Subject Rio Tinto E529949 entity
Predicate chairperson P377 FINISHED
Object Dominic Barton
Dominic Barton is a Canadian business executive and former global managing partner of McKinsey & Company who has held prominent leadership roles in both the corporate and public sectors, including serving as Canada’s ambassador to China.
 E1486040 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: Dominic Barton | Statement: [Rio Tinto, chairperson, Dominic Barton]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Dominic Barton
Context triple: [Rio Tinto, chairperson, Dominic Barton]
  • A. Dominic Letts
    Dominic Letts is the son of British television producer, director, and writer Barry Letts.
  • B. Dominic Hunn
    Dominic Hunn is an American rapper and songwriter better known by his stage name Dom Kennedy, recognized for his laid-back West Coast hip-hop style and independent releases.
  • C. David Bottrill
    David Bottrill is a Canadian record producer and audio engineer known for his work with prominent rock and metal bands such as Tool, Muse, and Godsmack.
  • D. James Laurenson
    James Laurenson is a New Zealand-born actor known for his work in British film, television, and theatre since the late 1960s.
  • E. Dominic Appleton
    Dominic Appleton is a British singer and musician best known as the frontman of the band Breathless and for his distinctive vocal contributions to the 4AD project This Mortal Coil.
  • 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: Dominic Barton
Triple: [Rio Tinto, chairperson, Dominic Barton]
Generated description
Dominic Barton is a Canadian business executive and former global managing partner of McKinsey & Company who has held prominent leadership roles in both the corporate and public sectors, including serving as Canada’s ambassador to China.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Dominic Barton
Target entity description: Dominic Barton is a Canadian business executive and former global managing partner of McKinsey & Company who has held prominent leadership roles in both the corporate and public sectors, including serving as Canada’s ambassador to China.
  • A. Dominic Letts
    Dominic Letts is the son of British television producer, director, and writer Barry Letts.
  • B. Dominic Hunn
    Dominic Hunn is an American rapper and songwriter better known by his stage name Dom Kennedy, recognized for his laid-back West Coast hip-hop style and independent releases.
  • C. David Bottrill
    David Bottrill is a Canadian record producer and audio engineer known for his work with prominent rock and metal bands such as Tool, Muse, and Godsmack.
  • D. James Laurenson
    James Laurenson is a New Zealand-born actor known for his work in British film, television, and theatre since the late 1960s.
  • E. Dominic Appleton
    Dominic Appleton is a British singer and musician best known as the frontman of the band Breathless and for his distinctive vocal contributions to the 4AD project This Mortal Coil.
  • 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_69e0c45acc3881908e38d3f28964152b completed April 16, 2026, 11:13 a.m.
NER Named-entity recognition batch_69e9ea1a37a88190845810cbcacbad65 completed April 23, 2026, 9:44 a.m.
NED1 Entity disambiguation (via context triple) batch_6a09cfff6dec8190ab480491c4a3f641 completed May 17, 2026, 2:26 p.m.
NEDg Description generation batch_6a09d0cd3068819094392cc4b7c6d061 completed May 17, 2026, 2:29 p.m.
NED2 Entity disambiguation (via description) batch_6a09d1b4f4748190b5d4edfc298272e4 completed May 17, 2026, 2:33 p.m.
Created at: April 16, 2026, 6:20 p.m.