Triple

T1091063

Position	Surface form	Disambiguated ID	Type / Status
Subject	George Ellery Hale	`E24162`	entity
Predicate	notableWork	`P4`	FINISHED
Object	200-inch Hale Telescope at Palomar Observatory The 200-inch Hale Telescope at Palomar Observatory is a historic reflecting telescope in California that was the world’s largest and one of the most scientifically productive optical telescopes for much of the 20th century.	`E103067`	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: 200-inch Hale Telescope at Palomar Observatory | Statement: [George Ellery Hale, notableWork, 200-inch Hale Telescope at Palomar Observatory]

NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07

Target entity: 200-inch Hale Telescope at Palomar Observatory
Context triple: [George Ellery Hale, notableWork, 200-inch Hale Telescope at Palomar Observatory]

A. 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.
B. Palomar Observatory
Palomar Observatory is a major astronomical research facility in California known for its large telescopes and significant contributions to the discovery and study of celestial objects.
C. 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.
D. 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.
E. W. M. Keck Observatory
W. M. Keck Observatory is a world-leading astronomical research facility in Hawaii that operates two of the largest optical and infrared telescopes on Earth.
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: 200-inch Hale Telescope at Palomar Observatory
Triple: [George Ellery Hale, notableWork, 200-inch Hale Telescope at Palomar Observatory]

Generated description

The 200-inch Hale Telescope at Palomar Observatory is a historic reflecting telescope in California that was the world’s largest and one of the most scientifically productive optical telescopes for much of the 20th century.

NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07

Target entity: 200-inch Hale Telescope at Palomar Observatory
Target entity description: The 200-inch Hale Telescope at Palomar Observatory is a historic reflecting telescope in California that was the world’s largest and one of the most scientifically productive optical telescopes for much of the 20th century.

A. 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.
B. Palomar Observatory chosen
Palomar Observatory is a major astronomical research facility in California known for its large telescopes and significant contributions to the discovery and study of celestial objects.
C. 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.
D. 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.
E. W. M. Keck Observatory
W. M. Keck Observatory is a world-leading astronomical research facility in Hawaii that operates two of the largest optical and infrared telescopes on Earth.
F. None of above.

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_69a49404428c819092dcc9632f5f7b8b`	completed	March 1, 2026, 7:31 p.m.
NER	Named-entity recognition	`batch_69a4b980c8448190b08c3a9a7e7f4e85`	completed	March 1, 2026, 10:11 p.m.
NED1	Entity disambiguation (via context triple)	`batch_69ac662657008190895c5003e669d0bb`	completed	March 7, 2026, 5:53 p.m.
NEDg	Description generation	`batch_69ac669c3d7c819085194c797d41fb5d`	completed	March 7, 2026, 5:55 p.m.
NED2	Entity disambiguation (via description)	`batch_69ac670ce8b881909d4ea8082f7fe096`	completed	March 7, 2026, 5:57 p.m.

Created at: March 1, 2026, 7:42 p.m.