Triple

T1956122
Position Surface form Disambiguated ID Type / Status
Subject Nightmare Alley E42272 entity
Predicate starring P1507 FINISHED
Object Helen Walker
Helen Walker was an American film actress of the 1940s known for her sophisticated, often enigmatic screen presence in noir and dramatic roles.
E381113 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: Helen Walker | Statement: [Nightmare Alley, starring, Helen Walker]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Helen Walker
Context triple: [Nightmare Alley, starring, Helen Walker]
  • A. Elizabeth Nourse
    Elizabeth Nourse was an American realist painter known for her sensitive depictions of women and rural life, who built a successful career in Paris in the late 19th and early 20th centuries.
  • B. Marjorie Nelson
    Marjorie Nelson was an American actress known for her work on stage and screen and for being married to fellow actor Howard Da Silva.
  • C. Jane Belson
    Jane Belson was a British barrister best known as the wife of author Douglas Adams.
  • D. Helen Hughes
    Helen Hughes was a daughter of Charles Evans Hughes, the prominent American statesman who served as both U.S. Secretary of State and Chief Justice of the Supreme Court.
  • E. Helen Gould
    Helen Gould was a prominent American philanthropist and daughter of railroad magnate Jay Gould, known for her extensive charitable work in the late 19th and early 20th centuries.
  • 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: Helen Walker
Triple: [Nightmare Alley, starring, Helen Walker]
Generated description
Helen Walker was an American film actress of the 1940s known for her sophisticated, often enigmatic screen presence in noir and dramatic roles.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Helen Walker
Target entity description: Helen Walker was an American film actress of the 1940s known for her sophisticated, often enigmatic screen presence in noir and dramatic roles.
  • A. Elizabeth Nourse
    Elizabeth Nourse was an American realist painter known for her sensitive depictions of women and rural life, who built a successful career in Paris in the late 19th and early 20th centuries.
  • B. Marjorie Nelson
    Marjorie Nelson was an American actress known for her work on stage and screen and for being married to fellow actor Howard Da Silva.
  • C. Jane Belson
    Jane Belson was a British barrister best known as the wife of author Douglas Adams.
  • D. Helen Hughes
    Helen Hughes was a daughter of Charles Evans Hughes, the prominent American statesman who served as both U.S. Secretary of State and Chief Justice of the Supreme Court.
  • E. Helen Gould
    Helen Gould was a prominent American philanthropist and daughter of railroad magnate Jay Gould, known for her extensive charitable work in the late 19th and early 20th centuries.
  • 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_69a8870eea088190a38781990812a9bc completed March 4, 2026, 7:25 p.m.
NER Named-entity recognition batch_69abb37b4a38819099f98be92be91ade completed March 7, 2026, 5:11 a.m.
NED1 Entity disambiguation (via context triple) batch_69b4cdb622788190bf419db993c2dd1f completed March 14, 2026, 2:53 a.m.
NEDg Description generation batch_69b4ce83e0888190a55ea4ded410874d completed March 14, 2026, 2:57 a.m.
NED2 Entity disambiguation (via description) batch_69b4cf1a1a108190966323c60c611395 completed March 14, 2026, 2:59 a.m.
Created at: March 4, 2026, 7:36 p.m.