Triple

T253489

Position	Surface form	Disambiguated ID	Type / Status
Subject	Northern Chile	`E5386`	entity
Predicate	contains	`P35`	FINISHED
Object	Atacama Large Millimeter/submillimeter Array The Atacama Large Millimeter/submillimeter Array is a powerful astronomical observatory composed of dozens of radio antennas that study the cold universe—such as star and planet formation—by observing millimeter and submillimeter wavelengths.	`E32871`	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: Atacama Large Millimeter/submillimeter Array | Statement: [Northern Chile, contains, Atacama Large Millimeter/submillimeter Array]

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

Target entity: Atacama Large Millimeter/submillimeter Array
Context triple: [Northern Chile, contains, Atacama Large Millimeter/submillimeter Array]

A. Allen Telescope Array
The Allen Telescope Array is a large, multi-dish radio telescope facility in California designed primarily for simultaneous radio astronomy and the search for extraterrestrial intelligence.
B. Magellan Clay Telescope
The Magellan Clay Telescope is one of the twin 6.5-meter Magellan telescopes at Las Campanas Observatory in Chile, used for cutting-edge optical and infrared astronomical research.
C. Giant Magellan Telescope
The Giant Magellan Telescope is a next-generation, extremely large ground-based optical and infrared telescope designed to achieve unprecedented resolution for astronomical observations.
D. Gemini South Observatory
Gemini South Observatory is a major 8.1-meter optical and infrared telescope facility located on Cerro Pachón in Chile, forming the southern half of the international Gemini Observatory.
E. Magellan Telescopes
Magellan Telescopes are a pair of 6.5-meter optical-infrared telescopes at Las Campanas Observatory in Chile, used for cutting-edge astronomical research by an international collaboration.
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: Atacama Large Millimeter/submillimeter Array
Triple: [Northern Chile, contains, Atacama Large Millimeter/submillimeter Array]

Generated description

The Atacama Large Millimeter/submillimeter Array is a powerful astronomical observatory composed of dozens of radio antennas that study the cold universe—such as star and planet formation—by observing millimeter and submillimeter wavelengths.

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

Target entity: Atacama Large Millimeter/submillimeter Array
Target entity description: The Atacama Large Millimeter/submillimeter Array is a powerful astronomical observatory composed of dozens of radio antennas that study the cold universe—such as star and planet formation—by observing millimeter and submillimeter wavelengths.

A. Allen Telescope Array
The Allen Telescope Array is a large, multi-dish radio telescope facility in California designed primarily for simultaneous radio astronomy and the search for extraterrestrial intelligence.
B. Magellan Clay Telescope
The Magellan Clay Telescope is one of the twin 6.5-meter Magellan telescopes at Las Campanas Observatory in Chile, used for cutting-edge optical and infrared astronomical research.
C. Giant Magellan Telescope
The Giant Magellan Telescope is a next-generation, extremely large ground-based optical and infrared telescope designed to achieve unprecedented resolution for astronomical observations.
D. Gemini South Observatory
Gemini South Observatory is a major 8.1-meter optical and infrared telescope facility located on Cerro Pachón in Chile, forming the southern half of the international Gemini Observatory.
E. Magellan Telescopes
Magellan Telescopes are a pair of 6.5-meter optical-infrared telescopes at Las Campanas Observatory in Chile, used for cutting-edge astronomical research by an international collaboration.
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_69a2580a64ac8190ad76e34bb0715b5e`	completed	Feb. 28, 2026, 2:50 a.m.
NER	Named-entity recognition	`batch_69a25d5331b48190b3797fece8e60e20`	completed	Feb. 28, 2026, 3:13 a.m.
NED1	Entity disambiguation (via context triple)	`batch_69a3765f5b408190af6e185d6617ef5b`	completed	Feb. 28, 2026, 11:12 p.m.
NEDg	Description generation	`batch_69a3784b3104819096bfbbfe2fc18d6a`	completed	Feb. 28, 2026, 11:20 p.m.
NED2	Entity disambiguation (via description)	`batch_69a378ac061c8190b8f38a6711cf821e`	completed	Feb. 28, 2026, 11:22 p.m.

Created at: Feb. 28, 2026, 2:55 a.m.