Triple

T11001730
Position Surface form Disambiguated ID Type / Status
Subject NavIC satellites E260017 entity
Predicate groundSegment P44186 FINISHED
Object ISRO Navigation Centre
The ISRO Navigation Centre is the primary ground facility responsible for controlling, monitoring, and managing navigation services for India’s NavIC satellite constellation.
 E898960 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: ISRO Navigation Centre | Statement: [NavIC satellites, groundSegment, ISRO Navigation Centre]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: ISRO Navigation Centre
Context triple: [NavIC satellites, groundSegment, ISRO Navigation Centre]
  • A. ISRO Satellite Centre
    ISRO Satellite Centre is the primary Indian Space Research Organisation facility responsible for designing, developing, and testing the majority of India’s civilian and communication satellites.
  • B. Indian National Space Promotion and Authorisation Centre
    The Indian National Space Promotion and Authorisation Centre (IN-SPACe) is a Government of India agency that facilitates, regulates, and promotes private sector participation in the country’s space activities and infrastructure.
  • C. ISRO Propulsion Complex
    ISRO Propulsion Complex is an Indian Space Research Organisation facility dedicated to developing, testing, and qualifying liquid, cryogenic, and other propulsion systems for the country’s space missions.
  • D. Indian Space Research Organisation
    The Indian Space Research Organisation (ISRO) is India’s national space agency, known for its cost-effective satellite launches, lunar and Mars missions, and growing role in global space collaboration.
  • E. Vikram Sarabhai Space Centre
    Vikram Sarabhai Space Centre is a major Indian Space Research Organisation (ISRO) facility responsible for the design and development of launch vehicles and related space technologies.
  • 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: ISRO Navigation Centre
Triple: [NavIC satellites, groundSegment, ISRO Navigation Centre]
Generated description
The ISRO Navigation Centre is the primary ground facility responsible for controlling, monitoring, and managing navigation services for India’s NavIC satellite constellation.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: ISRO Navigation Centre
Target entity description: The ISRO Navigation Centre is the primary ground facility responsible for controlling, monitoring, and managing navigation services for India’s NavIC satellite constellation.
  • A. ISRO Satellite Centre
    ISRO Satellite Centre is the primary Indian Space Research Organisation facility responsible for designing, developing, and testing the majority of India’s civilian and communication satellites.
  • B. Indian National Space Promotion and Authorisation Centre
    The Indian National Space Promotion and Authorisation Centre (IN-SPACe) is a Government of India agency that facilitates, regulates, and promotes private sector participation in the country’s space activities and infrastructure.
  • C. ISRO Propulsion Complex
    ISRO Propulsion Complex is an Indian Space Research Organisation facility dedicated to developing, testing, and qualifying liquid, cryogenic, and other propulsion systems for the country’s space missions.
  • D. Indian Space Research Organisation
    The Indian Space Research Organisation (ISRO) is India’s national space agency, known for its cost-effective satellite launches, lunar and Mars missions, and growing role in global space collaboration.
  • E. Vikram Sarabhai Space Centre
    Vikram Sarabhai Space Centre is a major Indian Space Research Organisation (ISRO) facility responsible for the design and development of launch vehicles and related space technologies.
  • 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_69d6aa8a6a548190a750f944ccdc8064 completed April 8, 2026, 7:20 p.m.
NER Named-entity recognition batch_69d796d760008190930228fa77b61b8b completed April 9, 2026, 12:08 p.m.
NED1 Entity disambiguation (via context triple) batch_69e3453d181081908cb58a957f4d1295 completed April 18, 2026, 8:47 a.m.
NEDg Description generation batch_69e35570b0bc8190a939b0c8e3ce8105 completed April 18, 2026, 9:57 a.m.
NED2 Entity disambiguation (via description) batch_69e359508a388190a16d48a17015e13e completed April 18, 2026, 10:13 a.m.
Created at: April 8, 2026, 9:25 p.m.