Triple

T16877019
Position Surface form Disambiguated ID Type / Status
Subject Starlight Express E421324 entity
Predicate centralCharacter P9202 FINISHED
Object Pearl
Pearl is the anthropomorphized first-class observation coach and one of the main train characters in Andrew Lloyd Webber’s musical "Starlight Express."
 E1237923 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: Pearl | Statement: [Starlight Express, centralCharacter, Pearl]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Pearl
Context triple: [Starlight Express, centralCharacter, Pearl]
  • A. Pearl
    Pearl is the acclaimed posthumous studio album by American rock singer Janis Joplin, celebrated for showcasing her powerful vocals and blues-rock style.
  • B. Pearl
    "Pearl" is a lesser-known work by screenwriter Stirling Silliphant, likely a film or television script reflecting his characteristic dramatic storytelling.
  • C. Pearl
    Pearl is a former name of a transit station now known as Pearl station.
  • D. Pearl
    Pearl is the nickname of Dwayne "Pearl" Washington, a celebrated American basketball player known for his flashy ball-handling and standout college career at Syracuse University.
  • E. Pearl
    Pearl is a British actress best known for playing Bill Potts, a companion of the Doctor, in the long-running television series "Doctor Who."
  • 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: Pearl
Triple: [Starlight Express, centralCharacter, Pearl]
Generated description
Pearl is the anthropomorphized first-class observation coach and one of the main train characters in Andrew Lloyd Webber’s musical "Starlight Express."
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Pearl
Target entity description: Pearl is the anthropomorphized first-class observation coach and one of the main train characters in Andrew Lloyd Webber’s musical "Starlight Express."
  • A. Pearl
    Pearl is a central character in the animated series "Steven Universe," depicted as a meticulous, graceful Gem warrior who serves as a mentor and guardian to Steven.
  • B. Pearl
    Pearl is the enigmatic and spirited daughter of Hester Prynne in Nathaniel Hawthorne’s novel *The Scarlet Letter*, symbolizing both sin and redemption.
  • C. Pearl
    Pearl is a former name of a transit station now known as Pearl station.
  • D. Pearl
    Pearl is a student associated with Mr. Ray, likely in an educational or mentorship context.
  • E. Pearl
    Pearl is a British actress best known for playing Bill Potts, a companion of the Doctor, in the long-running television series "Doctor Who."
  • 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_69d889d470fc8190b4aec199636c0c56 completed April 10, 2026, 5:25 a.m.
NER Named-entity recognition batch_69e3b7f704a081909921d00b3c470472 completed April 18, 2026, 4:57 p.m.
NED1 Entity disambiguation (via context triple) batch_6a00c2b4abd08190841c5bb0b0eaa177 completed May 10, 2026, 5:39 p.m.
NEDg Description generation batch_6a00c355f4108190a4209599bf5f50da completed May 10, 2026, 5:41 p.m.
NED2 Entity disambiguation (via description) batch_6a00c413314881909e308588af09ce2a completed May 10, 2026, 5:44 p.m.
Created at: April 10, 2026, 5:29 a.m.