Triple

T364092
Position Surface form Disambiguated ID Type / Status
Subject Indian Space Research Organisation E7920 entity
Predicate developedLaunchVehicle P4020 FINISHED
Object Polar Satellite Launch Vehicle
The Polar Satellite Launch Vehicle (PSLV) is India’s highly reliable, medium-lift launch vehicle used by ISRO to place satellites into polar, Sun-synchronous, and other orbits, and is known for launching multiple satellites in a single mission.
E46132 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: Polar Satellite Launch Vehicle | Statement: [Indian Space Research Organisation, developedLaunchVehicle, Polar Satellite Launch Vehicle]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Polar Satellite Launch Vehicle
Context triple: [Indian Space Research Organisation, developedLaunchVehicle, Polar Satellite Launch Vehicle]
  • A. Vostok-K rocket
    The Vostok-K rocket was a Soviet launch vehicle that carried Yuri Gagarin on the first human spaceflight in history.
  • B. Falcon 1 rocket
    Falcon 1 rocket is a small, privately developed orbital launch vehicle created by SpaceX that became the first privately built liquid-fueled rocket to reach orbit.
  • C. Falcon 9 rocket
    The Falcon 9 rocket is a partially reusable, two-stage orbital launch vehicle developed by SpaceX that has revolutionized commercial spaceflight through frequent, cost-effective missions and routine booster landings.
  • D. Atlas-Centaur
    Atlas-Centaur was an American expendable launch vehicle family that combined an Atlas booster with a high-energy Centaur upper stage to send payloads, including early interplanetary probes, into space.
  • E. Virgin Orbit
    Virgin Orbit was a satellite launch company within Richard Branson’s Virgin Group that specialized in air-launched orbital rockets deployed from a modified Boeing 747.
  • 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: Polar Satellite Launch Vehicle
Triple: [Indian Space Research Organisation, developedLaunchVehicle, Polar Satellite Launch Vehicle]
Generated description
The Polar Satellite Launch Vehicle (PSLV) is India’s highly reliable, medium-lift launch vehicle used by ISRO to place satellites into polar, Sun-synchronous, and other orbits, and is known for launching multiple satellites in a single mission.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Polar Satellite Launch Vehicle
Target entity description: The Polar Satellite Launch Vehicle (PSLV) is India’s highly reliable, medium-lift launch vehicle used by ISRO to place satellites into polar, Sun-synchronous, and other orbits, and is known for launching multiple satellites in a single mission.
  • A. Vostok-K rocket
    The Vostok-K rocket was a Soviet launch vehicle that carried Yuri Gagarin on the first human spaceflight in history.
  • B. Falcon 1 rocket
    Falcon 1 rocket is a small, privately developed orbital launch vehicle created by SpaceX that became the first privately built liquid-fueled rocket to reach orbit.
  • C. Falcon 9 rocket
    The Falcon 9 rocket is a partially reusable, two-stage orbital launch vehicle developed by SpaceX that has revolutionized commercial spaceflight through frequent, cost-effective missions and routine booster landings.
  • D. Atlas-Centaur
    Atlas-Centaur was an American expendable launch vehicle family that combined an Atlas booster with a high-energy Centaur upper stage to send payloads, including early interplanetary probes, into space.
  • E. Virgin Orbit
    Virgin Orbit was a satellite launch company within Richard Branson’s Virgin Group that specialized in air-launched orbital rockets deployed from a modified Boeing 747.
  • F. None of above. chosen
PD Predicate disambiguation gpt-5-mini-2025-08-07
Target predicate: developedLaunchVehicle
Context triple: [Indian Space Research Organisation, developedLaunchVehicle, Polar Satellite Launch Vehicle]
  • A. launchVehicle chosen
    Indicates that one entity serves as the rocket or carrier used to launch another entity (such as a payload, spacecraft, or mission) into space or a target trajectory.
  • B. spacecraftLaunchAssociatedWith
    Indicates a relationship where a spacecraft launch is connected or linked to another event, object, or entity involved in or affected by that launch.
  • C. spacecraft
    Indicates that an entity is a vehicle or object designed to travel or operate in outer space.
  • D. spaceLaunchDestination
    Indicates the target location or body in space toward which a space launch is directed.
  • E. usedForSpaceLaunchScheduling
    Indicates that something is utilized in planning, organizing, or timing activities related to launching spacecraft.
  • F. None of above.

Provenance (6 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_69a2e7e880008190a6ad7e06e5d03007 completed Feb. 28, 2026, 1:04 p.m.
NER Named-entity recognition batch_69a2ebd1016481909b8ba3b047a47145 completed Feb. 28, 2026, 1:21 p.m.
NED1 Entity disambiguation (via context triple) batch_69a3e86533a481909bab5f0b52114c6a completed March 1, 2026, 7:19 a.m.
NEDg Description generation batch_69a3e99fd210819099e83cd183a4daa7 completed March 1, 2026, 7:24 a.m.
NED2 Entity disambiguation (via description) batch_69a3ea45c86c8190a6c215430601ad15 completed March 1, 2026, 7:27 a.m.
PD Predicate disambiguation batch_69a2e95dbb208190b277fc5352a4ee84 completed Feb. 28, 2026, 1:10 p.m.
Created at: Feb. 28, 2026, 1:08 p.m.