Triple

T4943436
Position Surface form Disambiguated ID Type / Status
Subject SN 1987A E110990 entity
Predicate discoveredBy P412 FINISHED
Object Oscar Duhalde
Oscar Duhalde is a Chilean astronomer best known for being one of the first to observe the supernova SN 1987A in the Large Magellanic Cloud.
E481642 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: Oscar Duhalde | Statement: [SN 1987A, discoveredBy, Oscar Duhalde]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Oscar Duhalde
Context triple: [SN 1987A, discoveredBy, Oscar Duhalde]
  • A. Eduardo Duhalde
    Eduardo Duhalde is an Argentine politician who served as President of Argentina in the early 2000s and has been a prominent leader within the Peronist movement.
  • B. Néstor Kirchner
    Néstor Kirchner was an Argentine lawyer and politician who served as President of Argentina from 2003 to 2007, playing a key role in the country’s post-crisis economic and political recovery.
  • C. Gastón Gaudio
    Gastón Gaudio is a retired Argentine professional tennis player best known for winning the 2004 French Open singles title.
  • D. Fernández Vial
    Fernández Vial is a Chilean football club based in Concepción, known for its historic roots and passionate local support.
  • E. Alberto Fernández
    Alberto Fernández is an Argentine lawyer and politician who served as President of Argentina from 2019 to 2023.
  • 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: Oscar Duhalde
Triple: [SN 1987A, discoveredBy, Oscar Duhalde]
Generated description
Oscar Duhalde is a Chilean astronomer best known for being one of the first to observe the supernova SN 1987A in the Large Magellanic Cloud.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Oscar Duhalde
Target entity description: Oscar Duhalde is a Chilean astronomer best known for being one of the first to observe the supernova SN 1987A in the Large Magellanic Cloud.
  • A. Eduardo Duhalde
    Eduardo Duhalde is an Argentine politician who served as President of Argentina in the early 2000s and has been a prominent leader within the Peronist movement.
  • B. Néstor Kirchner
    Néstor Kirchner was an Argentine lawyer and politician who served as President of Argentina from 2003 to 2007, playing a key role in the country’s post-crisis economic and political recovery.
  • C. Gastón Gaudio
    Gastón Gaudio is a retired Argentine professional tennis player best known for winning the 2004 French Open singles title.
  • D. Fernández Vial
    Fernández Vial is a Chilean football club based in Concepción, known for its historic roots and passionate local support.
  • E. Alberto Fernández
    Alberto Fernández is an Argentine lawyer and politician who served as President of Argentina from 2019 to 2023.
  • 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_69bd441721cc819085c7e33fe0876818 completed March 20, 2026, 12:56 p.m.
NER Named-entity recognition batch_69bd70a7650c8190b046b65072fd8eae completed March 20, 2026, 4:07 p.m.
NED1 Entity disambiguation (via context triple) batch_69be77c421288190bcc2d9bfdfff7198 completed March 21, 2026, 10:49 a.m.
NEDg Description generation batch_69be79127e80819088a97e674991fc8b completed March 21, 2026, 10:55 a.m.
NED2 Entity disambiguation (via description) batch_69be7990fd048190b3d1acaa6e3bce90 completed March 21, 2026, 10:57 a.m.
Created at: March 20, 2026, 1:31 p.m.