Triple

T2238558
Position Surface form Disambiguated ID Type / Status
Subject STS-125 E49339 entity
Predicate missionSpecialist P21471 FINISHED
Object Megan McArthur
Megan McArthur is a NASA astronaut and oceanographer best known for her role as a mission specialist on Space Shuttle missions, including the final Hubble Space Telescope servicing flight.
 E354632 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: Megan McArthur | Statement: [STS-125, missionSpecialist, Megan McArthur]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Megan McArthur
Context triple: [STS-125, missionSpecialist, Megan McArthur]
  • A. Megan Foster
    Megan Foster is an American local government leader serving as the mayor of Coralville, Iowa.
  • B. Megan Walsh
    Megan Walsh is the teenage government-trained assassin who goes undercover as a high school student in the action-comedy film "Barely Lethal."
  • C. Megan Griffin
    Megan Griffin is a fictional teenage character from the animated television series "Family Guy," known as the often-mocked and socially awkward daughter of the Griffin family.
  • D. Megan Holley
    Megan Holley is an American screenwriter best known for writing the indie dramedy film "Sunshine Cleaning."
  • E. Megan Davis
    Megan Davis is an Australian constitutional lawyer and Indigenous rights advocate renowned for her leadership in advancing Aboriginal and Torres Strait Islander peoples’ rights and constitutional recognition.
  • 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: Megan McArthur
Triple: [STS-125, missionSpecialist, Megan McArthur]
Generated description
Megan McArthur is a NASA astronaut and oceanographer best known for her role as a mission specialist on Space Shuttle missions, including the final Hubble Space Telescope servicing flight.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Megan McArthur
Target entity description: Megan McArthur is a NASA astronaut and oceanographer best known for her role as a mission specialist on Space Shuttle missions, including the final Hubble Space Telescope servicing flight.
  • A. Megan Foster
    Megan Foster is an American local government leader serving as the mayor of Coralville, Iowa.
  • B. Megan Walsh
    Megan Walsh is the teenage government-trained assassin who goes undercover as a high school student in the action-comedy film "Barely Lethal."
  • C. Megan Griffin
    Megan Griffin is a fictional teenage character from the animated television series "Family Guy," known as the often-mocked and socially awkward daughter of the Griffin family.
  • D. Megan Holley
    Megan Holley is an American screenwriter best known for writing the indie dramedy film "Sunshine Cleaning."
  • E. Megan Davis
    Megan Davis is an Australian constitutional lawyer and Indigenous rights advocate renowned for her leadership in advancing Aboriginal and Torres Strait Islander peoples’ rights and constitutional recognition.
  • 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_69a88aa84bdc819086df50e9c20b301e completed March 4, 2026, 7:40 p.m.
NER Named-entity recognition batch_69abc096c7748190a545cc9b229bde62 completed March 7, 2026, 6:07 a.m.
NED1 Entity disambiguation (via context triple) batch_69b34ba4db388190baa1108563783227 completed March 12, 2026, 11:26 p.m.
NEDg Description generation batch_69b34e44bd748190a9c6c67be6bcb9de completed March 12, 2026, 11:37 p.m.
NED2 Entity disambiguation (via description) batch_69b34ed57bf0819080fa0eb8e6875cb6 completed March 12, 2026, 11:40 p.m.
Created at: March 4, 2026, 7:47 p.m.