Triple

T8378571

Position	Surface form	Disambiguated ID	Type / Status
Subject	Polar Operational Environmental Satellites	`E197634`	entity
Predicate	instrument	`P792`	FINISHED
Object	Search and Rescue Satellite-Aided Tracking payload The Search and Rescue Satellite-Aided Tracking (SARSAT) payload is a satellite-borne system that detects and locates distress beacons worldwide to support emergency search and rescue operations.	`E729837`	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: Search and Rescue Satellite-Aided Tracking payload | Statement: [Polar Operational Environmental Satellites, instrument, Search and Rescue Satellite-Aided Tracking payload]

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

Target entity: Search and Rescue Satellite-Aided Tracking payload
Context triple: [Polar Operational Environmental Satellites, instrument, Search and Rescue Satellite-Aided Tracking payload]

A. Tracking and Data Relay Satellite-B
Tracking and Data Relay Satellite-B was a NASA communications satellite intended to relay data between spacecraft in low Earth orbit and ground stations as part of the Tracking and Data Relay Satellite System (TDRSS).
B. Argos satellite system
The Argos satellite system is a global satellite-based data collection and location system used to relay environmental and oceanographic measurements from remote platforms such as Argo floats to data centers.
C. BCP 2000 satellite bus
The BCP 2000 satellite bus is a high-power, modular spacecraft platform developed by Boeing for large, long-life communications and Earth-observation satellites in geostationary and other orbits.
D. Shuttle Amateur Radio Experiment (SAREX)
Shuttle Amateur Radio Experiment (SAREX) was a NASA program that enabled astronauts aboard Space Shuttle missions to communicate with amateur radio operators on Earth for education, outreach, and technical experimentation.
E. ANIK C2 communications satellite
ANIK C2 is a Canadian commercial communications satellite used to provide telecommunications and broadcasting services.
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: Search and Rescue Satellite-Aided Tracking payload
Triple: [Polar Operational Environmental Satellites, instrument, Search and Rescue Satellite-Aided Tracking payload]

Generated description

The Search and Rescue Satellite-Aided Tracking (SARSAT) payload is a satellite-borne system that detects and locates distress beacons worldwide to support emergency search and rescue operations.

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

Target entity: Search and Rescue Satellite-Aided Tracking payload
Target entity description: The Search and Rescue Satellite-Aided Tracking (SARSAT) payload is a satellite-borne system that detects and locates distress beacons worldwide to support emergency search and rescue operations.

A. Tracking and Data Relay Satellite-B
Tracking and Data Relay Satellite-B was a NASA communications satellite intended to relay data between spacecraft in low Earth orbit and ground stations as part of the Tracking and Data Relay Satellite System (TDRSS).
B. Argos satellite system
The Argos satellite system is a global satellite-based data collection and location system used to relay environmental and oceanographic measurements from remote platforms such as Argo floats to data centers.
C. BCP 2000 satellite bus
The BCP 2000 satellite bus is a high-power, modular spacecraft platform developed by Boeing for large, long-life communications and Earth-observation satellites in geostationary and other orbits.
D. Shuttle Amateur Radio Experiment (SAREX)
Shuttle Amateur Radio Experiment (SAREX) was a NASA program that enabled astronauts aboard Space Shuttle missions to communicate with amateur radio operators on Earth for education, outreach, and technical experimentation.
E. ANIK C2 communications satellite
ANIK C2 is a Canadian commercial communications satellite used to provide telecommunications and broadcasting services.
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_69ca82f64c188190af4e1608036b865d`	completed	March 30, 2026, 2:04 p.m.
NER	Named-entity recognition	`batch_69cb80c229708190b813f5e7e44e10d4`	completed	March 31, 2026, 8:07 a.m.
NED1	Entity disambiguation (via context triple)	`batch_69cde7fa87908190a504f8aaae125a7a`	completed	April 2, 2026, 3:52 a.m.
NEDg	Description generation	`batch_69cdebf944008190b7e758ac59257e22`	completed	April 2, 2026, 4:09 a.m.
NED2	Entity disambiguation (via description)	`batch_69cdeccedf4081909cab853ee1ff1b82`	completed	April 2, 2026, 4:13 a.m.

Created at: March 30, 2026, 6:02 p.m.