Triple

T781621
Position Surface form Disambiguated ID Type / Status
Subject Walter Baade E16507 entity
Predicate notableObservationSite P2462 FINISHED
Object 100-inch Hooker Telescope at Mount Wilson Observatory
The 100-inch Hooker Telescope at Mount Wilson Observatory is a historic reflecting telescope that played a pivotal role in early 20th-century astronomy, including landmark discoveries about galaxies and the expanding universe.
E93421 NE FINISHED

How this triple was built (5 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: 100-inch Hooker Telescope at Mount Wilson Observatory | Statement: [Walter Baade, notableObservationSite, 100-inch Hooker Telescope at Mount Wilson Observatory]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: 100-inch Hooker Telescope at Mount Wilson Observatory
Context triple: [Walter Baade, notableObservationSite, 100-inch Hooker Telescope at Mount Wilson Observatory]
  • A. Swope Telescope
    The Swope Telescope is a 1-meter-class optical telescope at Chile’s Las Campanas Observatory, known for its role in supernova and transient object discoveries.
  • B. du Pont Telescope
    The du Pont Telescope is a 2.5-meter optical telescope at Chile’s Las Campanas Observatory used for a wide range of astronomical imaging and spectroscopic research.
  • C. Baade Telescope
    The Baade Telescope is one of the twin 6.5-meter Magellan optical telescopes used for cutting-edge astronomical research in Chile.
  • D. Víctor M. Blanco 4-meter Telescope
    The Víctor M. Blanco 4-meter Telescope is a prominent optical telescope in Chile widely used for deep-sky surveys and cosmological research.
  • E. Owens Valley Radio Observatory
    Owens Valley Radio Observatory is a major radio astronomy facility in California used for observing celestial radio sources and conducting astrophysical research.
  • 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: 100-inch Hooker Telescope at Mount Wilson Observatory
Triple: [Walter Baade, notableObservationSite, 100-inch Hooker Telescope at Mount Wilson Observatory]
Generated description
The 100-inch Hooker Telescope at Mount Wilson Observatory is a historic reflecting telescope that played a pivotal role in early 20th-century astronomy, including landmark discoveries about galaxies and the expanding universe.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: 100-inch Hooker Telescope at Mount Wilson Observatory
Target entity description: The 100-inch Hooker Telescope at Mount Wilson Observatory is a historic reflecting telescope that played a pivotal role in early 20th-century astronomy, including landmark discoveries about galaxies and the expanding universe.
  • A. Swope Telescope
    The Swope Telescope is a 1-meter-class optical telescope at Chile’s Las Campanas Observatory, known for its role in supernova and transient object discoveries.
  • B. du Pont Telescope
    The du Pont Telescope is a 2.5-meter optical telescope at Chile’s Las Campanas Observatory used for a wide range of astronomical imaging and spectroscopic research.
  • C. Baade Telescope
    The Baade Telescope is one of the twin 6.5-meter Magellan optical telescopes used for cutting-edge astronomical research in Chile.
  • D. Víctor M. Blanco 4-meter Telescope
    The Víctor M. Blanco 4-meter Telescope is a prominent optical telescope in Chile widely used for deep-sky surveys and cosmological research.
  • E. Owens Valley Radio Observatory
    Owens Valley Radio Observatory is a major radio astronomy facility in California used for observing celestial radio sources and conducting astrophysical research.
  • F. None of above. chosen
PD Predicate disambiguation gpt-5-mini-2025-08-07
Target predicate: notableObservationSite
Context triple: [Walter Baade, notableObservationSite, 100-inch Hooker Telescope at Mount Wilson Observatory]
  • A. notableSite chosen
    Indicates that a site holds particular significance, prominence, or recognition in some context.
  • B. notablePlace
    Indicates that a place is especially significant, famous, or noteworthy in relation to the subject.
  • C. notableLocation
    Indicates that a location is especially significant, prominent, or noteworthy in relation to the subject.
  • D. notableLocationDocumented
    Indicates that a specific location associated with an entity is recorded or documented as notable in some source or reference.
  • E. isSiteOf
    Indicates that a location or place serves as the setting or host for a particular event, activity, or feature.
  • F. None of above.

Provenance (6 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_69a4936ad1fc81908f190208059ccf78 completed March 1, 2026, 7:28 p.m.
NER Named-entity recognition batch_69a4a90365648190ace53b0f0e87aa68 completed March 1, 2026, 9 p.m.
NED1 Entity disambiguation (via context triple) batch_69a6787ccafc8190a8d31089f906404b completed March 3, 2026, 5:58 a.m.
NEDg Description generation batch_69a678e7922881909fb8044658ce7865 completed March 3, 2026, 6 a.m.
NED2 Entity disambiguation (via description) batch_69a6794a539081908964bbcb2ad04391 completed March 3, 2026, 6:01 a.m.
PD Predicate disambiguation batch_69a4a50bd23081908908235b8ec9201e completed March 1, 2026, 8:43 p.m.
Created at: March 1, 2026, 7:37 p.m.