Triple

T8842900
Position Surface form Disambiguated ID Type / Status
Subject The Underground Railroad E210430 entity
Predicate portrayedBy P1507 FINISHED
Object Chase W. Dillon
Chase W. Dillon is an American actor best known for his breakout role as Homer in Barry Jenkins’ acclaimed television adaptation of *The Underground Railroad*.
 E761031 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: Chase W. Dillon | Statement: [The Underground Railroad, portrayedBy, Chase W. Dillon]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Chase W. Dillon
Context triple: [The Underground Railroad, portrayedBy, Chase W. Dillon]
  • A. W. Blake Herron
    W. Blake Herron was an American screenwriter best known for co-writing the hit espionage thriller film "The Bourne Identity."
  • B. Brennan Chapman
    Brennan Chapman is a cinematographer known for his work on the animated feature film "The Super Mario Bros. Movie."
  • C. Chris Ridenhour
    Chris Ridenhour is a film composer known for scoring numerous low-budget genre movies, including works produced by The Asylum.
  • D. Charles Ashley Deneen
    Charles Ashley Deneen is the son of Charles S. Deneen, the former governor of Illinois and U.S. senator.
  • E. Garrett Cotter
    Garrett Cotter was an Irish-born convict and early settler in Australia after whom the Cotter River in the Australian Capital Territory is named.
  • 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: Chase W. Dillon
Triple: [The Underground Railroad, portrayedBy, Chase W. Dillon]
Generated description
Chase W. Dillon is an American actor best known for his breakout role as Homer in Barry Jenkins’ acclaimed television adaptation of *The Underground Railroad*.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Chase W. Dillon
Target entity description: Chase W. Dillon is an American actor best known for his breakout role as Homer in Barry Jenkins’ acclaimed television adaptation of *The Underground Railroad*.
  • A. W. Blake Herron
    W. Blake Herron was an American screenwriter best known for co-writing the hit espionage thriller film "The Bourne Identity."
  • B. Brennan Chapman
    Brennan Chapman is a cinematographer known for his work on the animated feature film "The Super Mario Bros. Movie."
  • C. Chris Ridenhour
    Chris Ridenhour is a film composer known for scoring numerous low-budget genre movies, including works produced by The Asylum.
  • D. Charles Ashley Deneen
    Charles Ashley Deneen is the son of Charles S. Deneen, the former governor of Illinois and U.S. senator.
  • E. Garrett Cotter
    Garrett Cotter was an Irish-born convict and early settler in Australia after whom the Cotter River in the Australian Capital Territory is named.
  • 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.