Triple

T5363145
Position Surface form Disambiguated ID Type / Status
Subject Palomar Observatory E103067 entity
Predicate hasTelescope P35 FINISHED
Object Palomar 18-inch Schmidt Telescope
The Palomar 18-inch Schmidt Telescope is a small wide-field survey instrument at Palomar Observatory historically used for photographic sky surveys and the discovery of comets and asteroids.
E521570 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: Palomar 18-inch Schmidt Telescope | Statement: [Palomar Observatory, hasTelescope, Palomar 18-inch Schmidt Telescope]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Palomar 18-inch Schmidt Telescope
Context triple: [Palomar Observatory, hasTelescope, Palomar 18-inch Schmidt Telescope]
  • A. Palomar 48-inch Schmidt Telescope
    The Palomar 48-inch Schmidt Telescope is a wide-field survey telescope at Palomar Observatory renowned for its major contributions to sky surveys and the discovery of numerous astronomical objects.
  • B. Palomar 60-inch Telescope
    The Palomar 60-inch Telescope is a 1.5-meter-class reflecting telescope at Palomar Observatory used primarily for optical imaging and time-domain astronomy.
  • C. Hale Telescope
    The Hale Telescope is a historic 200-inch reflecting telescope at Palomar Observatory in California that was once the world’s largest and remains a landmark instrument in observational astronomy.
  • D. Curtis Schmidt Telescope
    The Curtis Schmidt Telescope is a wide-field Schmidt telescope known for its photographic sky surveys and operation at the Cerro Tololo Inter-American Observatory in Chile.
  • E. 20 Meter Telescope
    The 20 Meter Telescope is a mid-sized radio telescope at the Green Bank Observatory used for astronomical research and education in radio astronomy.
  • 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: Palomar 18-inch Schmidt Telescope
Triple: [Palomar Observatory, hasTelescope, Palomar 18-inch Schmidt Telescope]
Generated description
The Palomar 18-inch Schmidt Telescope is a small wide-field survey instrument at Palomar Observatory historically used for photographic sky surveys and the discovery of comets and asteroids.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Palomar 18-inch Schmidt Telescope
Target entity description: The Palomar 18-inch Schmidt Telescope is a small wide-field survey instrument at Palomar Observatory historically used for photographic sky surveys and the discovery of comets and asteroids.
  • A. Palomar 48-inch Schmidt Telescope
    The Palomar 48-inch Schmidt Telescope is a wide-field survey telescope at Palomar Observatory renowned for its major contributions to sky surveys and the discovery of numerous astronomical objects.
  • B. Palomar 60-inch Telescope
    The Palomar 60-inch Telescope is a 1.5-meter-class reflecting telescope at Palomar Observatory used primarily for optical imaging and time-domain astronomy.
  • C. Hale Telescope
    The Hale Telescope is a historic 200-inch reflecting telescope at Palomar Observatory in California that was once the world’s largest and remains a landmark instrument in observational astronomy.
  • D. Curtis Schmidt Telescope
    The Curtis Schmidt Telescope is a wide-field Schmidt telescope known for its photographic sky surveys and operation at the Cerro Tololo Inter-American Observatory in Chile.
  • E. 20 Meter Telescope
    The 20 Meter Telescope is a mid-sized radio telescope at the Green Bank Observatory used for astronomical research and education in radio astronomy.
  • 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_69bd43daa3e4819090b59d127db70e57 completed March 20, 2026, 12:55 p.m.
NER Named-entity recognition batch_69bd865b9b808190a1e8c283ba28d645 completed March 20, 2026, 5:39 p.m.
NED1 Entity disambiguation (via context triple) batch_69bf411955e8819082648e9a86fbaf7c completed March 22, 2026, 1:08 a.m.
NEDg Description generation batch_69bf43db7fa48190b58fe5a5d7509cb8 completed March 22, 2026, 1:20 a.m.
NED2 Entity disambiguation (via description) batch_69bf4475e86481909de41b6fa7959c8f completed March 22, 2026, 1:23 a.m.
Created at: March 20, 2026, 2:02 p.m.