Triple

T6538680
Position Surface form Disambiguated ID Type / Status
Subject Laura (film) E168229 entity
Predicate character P662 FINISHED
Object Mark McPherson
Mark McPherson is the hardboiled detective protagonist in the classic 1944 film noir "Laura," who investigates the apparent murder of the title character and becomes increasingly obsessed with her.
 E610377 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: Mark McPherson | Statement: [Laura (film), character, Mark McPherson]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Mark McPherson
Context triple: [Laura (film), character, Mark McPherson]
  • A. Scott McPherson
    Scott McPherson was an American playwright and screenwriter best known for his acclaimed stage play "Marvin's Room," which was later adapted into a feature film.
  • B. Mark McDermott
    Mark McDermott is a person notable enough to be specifically distinguished from others sharing the McDermott surname.
  • C. Rob McKenna
    Rob McKenna is an American attorney and politician best known for serving as the Attorney General of Washington State.
  • D. Rob McKenna
    Rob McKenna is a perpetually rain-plagued lorry driver in Douglas Adams' "So Long, and Thanks for All the Fish," humorously revealed to be a Rain God unknowingly worshipped by clouds.
  • E. Ed McCauley
    Ed McCauley is a Canadian academic and research leader who serves as president of the University of Calgary.
  • 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: Mark McPherson
Triple: [Laura (film), character, Mark McPherson]
Generated description
Mark McPherson is the hardboiled detective protagonist in the classic 1944 film noir "Laura," who investigates the apparent murder of the title character and becomes increasingly obsessed with her.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Mark McPherson
Target entity description: Mark McPherson is the hardboiled detective protagonist in the classic 1944 film noir "Laura," who investigates the apparent murder of the title character and becomes increasingly obsessed with her.
  • A. Scott McPherson
    Scott McPherson was an American playwright and screenwriter best known for his acclaimed stage play "Marvin's Room," which was later adapted into a feature film.
  • B. Mark McDermott
    Mark McDermott is a person notable enough to be specifically distinguished from others sharing the McDermott surname.
  • C. Rob McKenna
    Rob McKenna is an American attorney and politician best known for serving as the Attorney General of Washington State.
  • D. Rob McKenna
    Rob McKenna is a perpetually rain-plagued lorry driver in Douglas Adams' "So Long, and Thanks for All the Fish," humorously revealed to be a Rain God unknowingly worshipped by clouds.
  • E. Ed McCauley
    Ed McCauley is a Canadian academic and research leader who serves as president of the University of Calgary.
  • 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_69c68a51564081909e93aee0dbd9cca3 completed March 27, 2026, 1:46 p.m.
NER Named-entity recognition batch_69c6add4b7f881909e485325c353f51c completed March 27, 2026, 4:18 p.m.
NED1 Entity disambiguation (via context triple) batch_69c6eed36a7081909cb70b79f18b0dfc completed March 27, 2026, 8:55 p.m.
NEDg Description generation batch_69c6f2beccb481908d328320c64e7015 completed March 27, 2026, 9:12 p.m.
NED2 Entity disambiguation (via description) batch_69c6f321abd8819096640e037b205cb2 completed March 27, 2026, 9:14 p.m.
Created at: March 27, 2026, 1:49 p.m.