Triple

T16920900
Position Surface form Disambiguated ID Type / Status
Subject Search and Rescue Service E410440 entity
Predicate isSpaceSegmentOf P124730 FINISHED
Object MEOSAR system
The MEOSAR system is a satellite-based global search and rescue infrastructure that uses medium Earth orbit satellites to quickly detect and locate distress beacons worldwide.
E1239354 NE FINISHED

How this triple was built (5 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: MEOSAR system | Statement: [Search and Rescue Service, isSpaceSegmentOf, MEOSAR system]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: MEOSAR system
Context triple: [Search and Rescue Service, isSpaceSegmentOf, MEOSAR system]
  • A. North Warning System
    The North Warning System is a chain of long-range radar stations across the Arctic regions of Canada and Alaska designed to provide early detection and tracking of airborne threats approaching North America.
  • 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. LORAN
    LORAN is a long-range terrestrial radio navigation system originally developed for maritime and aviation positioning before the advent of satellite-based GPS.
  • D. AGA lighthouse system
    The AGA lighthouse system is an automated lighthouse illumination technology that used Dalén’s sun valve and acetylene gas innovations to provide reliable, low-maintenance coastal lighting worldwide.
  • E. Santa Maria Oceanic Control Center
    The Santa Maria Oceanic Control Center is an air traffic control facility responsible for managing and monitoring aircraft over a large portion of the North Atlantic Ocean airspace.
  • 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: MEOSAR system
Triple: [Search and Rescue Service, isSpaceSegmentOf, MEOSAR system]
Generated description
The MEOSAR system is a satellite-based global search and rescue infrastructure that uses medium Earth orbit satellites to quickly detect and locate distress beacons worldwide.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: MEOSAR system
Target entity description: The MEOSAR system is a satellite-based global search and rescue infrastructure that uses medium Earth orbit satellites to quickly detect and locate distress beacons worldwide.
  • A. North Warning System
    The North Warning System is a chain of long-range radar stations across the Arctic regions of Canada and Alaska designed to provide early detection and tracking of airborne threats approaching North America.
  • 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. LORAN
    LORAN is a long-range terrestrial radio navigation system originally developed for maritime and aviation positioning before the advent of satellite-based GPS.
  • D. AGA lighthouse system
    The AGA lighthouse system is an automated lighthouse illumination technology that used Dalén’s sun valve and acetylene gas innovations to provide reliable, low-maintenance coastal lighting worldwide.
  • E. Santa Maria Oceanic Control Center
    The Santa Maria Oceanic Control Center is an air traffic control facility responsible for managing and monitoring aircraft over a large portion of the North Atlantic Ocean airspace.
  • F. None of above. chosen
PD Predicate disambiguation gpt-5-mini-2025-08-07
Target predicate: isSpaceSegmentOf
Context triple: [Search and Rescue Service, isSpaceSegmentOf, MEOSAR system]
  • A. hasSegmentOn
    Indicates that one entity includes or occupies a specific segment or portion on another entity (such as a line, path, or sequence).
  • B. isMajorSpaceWithin
    Indicates that one space functions as the primary or dominant interior area contained within another space.
  • C. hasSegmentWith
    Indicates that an entity contains or includes at least one segment that satisfies a specified condition or matches a given segment.
  • D. hasRegularSegment
    Indicates that an entity includes or is associated with a segment that occurs in a consistent, repeating, or standard pattern.
  • E. isWrittenWithSpace
    Indicates that something is written or represented with spaces separating its components or elements.
  • F. None of above. chosen

Provenance (7 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_69d886c7b1e481908c3766dfa8c13458 completed April 10, 2026, 5:12 a.m.
NER Named-entity recognition batch_69e3cdee252c81908621b2ca897416e9 completed April 18, 2026, 6:31 p.m.
NED1 Entity disambiguation (via context triple) batch_6a00c7c3fd588190a3648ee0390a390e completed May 10, 2026, 6 p.m.
NEDg Description generation batch_6a00c830f7ac8190ae25232f88e9774b completed May 10, 2026, 6:02 p.m.
NED2 Entity disambiguation (via description) batch_6a00c8aa5aac8190be5f79f992c8a0ec completed May 10, 2026, 6:04 p.m.
PD Predicate disambiguation batch_69e32b982f548190b08414d55810de19 completed April 18, 2026, 6:58 a.m.
PDg Predicate description generation batch_69e32d7aae948190bc238d765795688c completed April 18, 2026, 7:06 a.m.
Created at: April 10, 2026, 5:30 a.m.