Triple

T8842897
Position Surface form Disambiguated ID Type / Status
Subject The Underground Railroad E210430 entity
Predicate portrayedBy P1507 FINISHED
Object Thuso Mbedu
Thuso Mbedu is a South African actress acclaimed for her powerful performances in international television and film, earning recognition and award nominations for her dramatic roles.
E761030 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: Thuso Mbedu | Statement: [The Underground Railroad, portrayedBy, Thuso Mbedu]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Thuso Mbedu
Context triple: [The Underground Railroad, portrayedBy, Thuso Mbedu]
  • A. Noqaphi Nosekeni
    Noqaphi Nosekeni was the maternal grandmother of Zindzi Mandela and a member of Nelson Mandela’s extended family.
  • B. Mzilikazi
    Mzilikazi was a 19th-century Southern African king who founded the Ndebele (Matabele) nation and led its migration to what is now Zimbabwe.
  • C. Shosholoza
    Shosholoza is a traditional South African folk song, often associated with mine workers and later adopted as an unofficial sporting anthem.
  • D. Makgatho
    Makgatho is a South African lawyer and businessman best known as the son of former president Nelson Mandela.
  • E. Zindziswa
    Zindziswa is the given first name of Zindzi Mandela, the South African diplomat, poet, and daughter of Nelson Mandela and Winnie Madikizela-Mandela.
  • 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: Thuso Mbedu
Triple: [The Underground Railroad, portrayedBy, Thuso Mbedu]
Generated description
Thuso Mbedu is a South African actress acclaimed for her powerful performances in international television and film, earning recognition and award nominations for her dramatic roles.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Thuso Mbedu
Target entity description: Thuso Mbedu is a South African actress acclaimed for her powerful performances in international television and film, earning recognition and award nominations for her dramatic roles.
  • A. Noqaphi Nosekeni
    Noqaphi Nosekeni was the maternal grandmother of Zindzi Mandela and a member of Nelson Mandela’s extended family.
  • B. Mzilikazi
    Mzilikazi was a 19th-century Southern African king who founded the Ndebele (Matabele) nation and led its migration to what is now Zimbabwe.
  • C. Shosholoza
    Shosholoza is a traditional South African folk song, often associated with mine workers and later adopted as an unofficial sporting anthem.
  • D. Makgatho
    Makgatho is a South African lawyer and businessman best known as the son of former president Nelson Mandela.
  • E. Zindziswa
    Zindziswa is the given first name of Zindzi Mandela, the South African diplomat, poet, and daughter of Nelson Mandela and Winnie Madikizela-Mandela.
  • 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_69ca838967bc8190b46c3c80a2887ea4 completed March 30, 2026, 2:07 p.m.
NER Named-entity recognition batch_69cc608946cc8190bed3c340ba303b9c completed April 1, 2026, 12:02 a.m.
NED1 Entity disambiguation (via context triple) batch_69cf89a41a2c8190b69e5a1b157f9325 completed April 3, 2026, 9:34 a.m.
NEDg Description generation batch_69cf8b6d7a008190ae02f525b903619b completed April 3, 2026, 9:42 a.m.
NED2 Entity disambiguation (via description) batch_69cf8be7fa488190a5eb6d3f26718e46 completed April 3, 2026, 9:44 a.m.
Created at: March 30, 2026, 6:48 p.m.