Triple

T6327681

Position	Surface form	Disambiguated ID	Type / Status
Subject	Differential GPS	`E141898`	entity
Predicate	relatedTo	`P37`	FINISHED
Object	Satellite-Based Augmentation Systems Satellite-Based Augmentation Systems are regional or wide-area systems that enhance standard GPS signals to provide more accurate, reliable, and integrity-checked positioning for aviation and other safety-critical applications.	`E586572`	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: Satellite-Based Augmentation Systems | Statement: [Differential GPS, relatedTo, Satellite-Based Augmentation Systems]

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

Target entity: Satellite-Based Augmentation Systems
Context triple: [Differential GPS, relatedTo, Satellite-Based Augmentation Systems]

A. Global Navigation Satellite System Infrastructure
Global Navigation Satellite System Infrastructure is the worldwide network of satellites, ground stations, and control systems that enables precise positioning, navigation, and timing services for users across the globe.
B. Positioning, Navigation, and Timing
Positioning, Navigation, and Timing is a U.S. Space Force mission area focused on providing precise location, navigation, and time-reference services—most notably through systems like GPS—to military and civilian users worldwide.
C. Precise Positioning Service
Precise Positioning Service is Galileo’s high-accuracy satellite navigation offering that delivers centimeter-level positioning for professional and commercial applications.
D. Differential GPS
Differential GPS is an enhanced positioning system that improves the accuracy of standard GPS signals by using ground-based reference stations to correct signal errors.
E. Gee navigation system
The Gee navigation system was an early British radio navigation aid used during World War II to help Allied aircraft determine their position and improve bombing accuracy.
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: Satellite-Based Augmentation Systems
Triple: [Differential GPS, relatedTo, Satellite-Based Augmentation Systems]

Generated description

Satellite-Based Augmentation Systems are regional or wide-area systems that enhance standard GPS signals to provide more accurate, reliable, and integrity-checked positioning for aviation and other safety-critical applications.

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

Target entity: Satellite-Based Augmentation Systems
Target entity description: Satellite-Based Augmentation Systems are regional or wide-area systems that enhance standard GPS signals to provide more accurate, reliable, and integrity-checked positioning for aviation and other safety-critical applications.

A. Global Navigation Satellite System Infrastructure
Global Navigation Satellite System Infrastructure is the worldwide network of satellites, ground stations, and control systems that enables precise positioning, navigation, and timing services for users across the globe.
B. Positioning, Navigation, and Timing
Positioning, Navigation, and Timing is a U.S. Space Force mission area focused on providing precise location, navigation, and time-reference services—most notably through systems like GPS—to military and civilian users worldwide.
C. Precise Positioning Service
Precise Positioning Service is Galileo’s high-accuracy satellite navigation offering that delivers centimeter-level positioning for professional and commercial applications.
D. Differential GPS
Differential GPS is an enhanced positioning system that improves the accuracy of standard GPS signals by using ground-based reference stations to correct signal errors.
E. Gee navigation system
The Gee navigation system was an early British radio navigation aid used during World War II to help Allied aircraft determine their position and improve bombing accuracy.
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_69c008d201748190917e69c41ba3f978`	completed	March 22, 2026, 3:20 p.m.
NER	Named-entity recognition	`batch_69c064e9532081908277f10ec380a486`	completed	March 22, 2026, 9:53 p.m.
NED1	Entity disambiguation (via context triple)	`batch_69c60410223081908c1cf3663d4b14c0`	completed	March 27, 2026, 4:14 a.m.
NEDg	Description generation	`batch_69c60626724881908e6270c2d3652c16`	completed	March 27, 2026, 4:23 a.m.
NED2	Entity disambiguation (via description)	`batch_69c606bd2228819082fcb63493664927`	completed	March 27, 2026, 4:25 a.m.

Created at: March 22, 2026, 4:29 p.m.