Triple

T20749006
Position Surface form Disambiguated ID Type / Status
Subject McDonald Observatory E510667 entity
Predicate hasTelescope P35 FINISHED
Object Harlan J. Smith Telescope
The Harlan J. Smith Telescope is a 2.7-meter optical telescope at McDonald Observatory in Texas, used for a wide range of astronomical research including stellar, galactic, and exoplanet studies.
E1449200 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: Harlan J. Smith Telescope | Statement: [McDonald Observatory, hasTelescope, Harlan J. Smith Telescope]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Harlan J. Smith Telescope
Context triple: [McDonald Observatory, hasTelescope, Harlan J. Smith Telescope]
  • A. Burrell Schmidt Telescope
    The Burrell Schmidt Telescope is a wide-field Schmidt telescope known for deep imaging of galaxies and faint astronomical structures, located at Kitt Peak National Observatory in Arizona.
  • B. 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.
  • C. Dall–Kirkham telescope
    The Dall–Kirkham telescope is a reflecting telescope design that uses an elliptical primary mirror and spherical secondary mirror to provide good on-axis performance with relatively simple, economical optics.
  • D. 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.
  • 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: Harlan J. Smith Telescope
Triple: [McDonald Observatory, hasTelescope, Harlan J. Smith Telescope]
Generated description
The Harlan J. Smith Telescope is a 2.7-meter optical telescope at McDonald Observatory in Texas, used for a wide range of astronomical research including stellar, galactic, and exoplanet studies.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Harlan J. Smith Telescope
Target entity description: The Harlan J. Smith Telescope is a 2.7-meter optical telescope at McDonald Observatory in Texas, used for a wide range of astronomical research including stellar, galactic, and exoplanet studies.
  • A. Burrell Schmidt Telescope
    The Burrell Schmidt Telescope is a wide-field Schmidt telescope known for deep imaging of galaxies and faint astronomical structures, located at Kitt Peak National Observatory in Arizona.
  • B. 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.
  • C. Dall–Kirkham telescope
    The Dall–Kirkham telescope is a reflecting telescope design that uses an elliptical primary mirror and spherical secondary mirror to provide good on-axis performance with relatively simple, economical optics.
  • D. 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.
  • 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_69e0b4c845e88190b4c5f3ae79291182 completed April 16, 2026, 10:07 a.m.
NER Named-entity recognition batch_69e6c228af288190a20829d45c034c24 completed April 21, 2026, 12:17 a.m.
NED1 Entity disambiguation (via context triple) batch_6a08e84489c481908fa6ecbd9bae07d1 completed May 16, 2026, 9:57 p.m.
NEDg Description generation batch_6a08e974acc08190b6d306e2d6385dd8 completed May 16, 2026, 10:02 p.m.
NED2 Entity disambiguation (via description) batch_6a08ead93acc81908f81b70cf9ce0683 completed May 16, 2026, 10:08 p.m.
Created at: April 16, 2026, 12:34 p.m.