Triple

T11175962
Position Surface form Disambiguated ID Type / Status
Subject PSLV-D1 E264411 entity
Predicate successorMission P36269 FINISHED
Object PSLV-D2
PSLV-D2 was the second developmental flight of India’s Polar Satellite Launch Vehicle (PSLV), marking an early step in establishing the PSLV as a reliable workhorse for ISRO’s satellite launches.
 E910518 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: PSLV-D2 | Statement: [PSLV-D1, successorMission, PSLV-D2]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: PSLV-D2
Context triple: [PSLV-D1, successorMission, PSLV-D2]
  • A. PSLV-D1
    PSLV-D1 was the inaugural developmental mission of India’s Polar Satellite Launch Vehicle (PSLV), marking the rocket’s first test flight.
  • B. PSLV-DL
    PSLV-DL is a two-strap-on variant of India’s Polar Satellite Launch Vehicle designed to flexibly launch small to medium payloads into Earth orbit.
  • C. PSLV-C2
    PSLV-C2 is an Indian Polar Satellite Launch Vehicle mission that successfully deployed multiple satellites into orbit, including Oceansat-1, marking an early milestone in ISRO’s commercial and remote-sensing launch capabilities.
  • D. PSLV-C20
    PSLV-C20 is an Indian Polar Satellite Launch Vehicle mission that successfully launched multiple satellites, including the Canadian NEOSSat space telescope, into orbit.
  • E. PSLV-C11
    PSLV-C11 is an upgraded variant of India’s Polar Satellite Launch Vehicle that successfully launched the country’s first lunar mission, Chandrayaan-1.
  • 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: PSLV-D2
Triple: [PSLV-D1, successorMission, PSLV-D2]
Generated description
PSLV-D2 was the second developmental flight of India’s Polar Satellite Launch Vehicle (PSLV), marking an early step in establishing the PSLV as a reliable workhorse for ISRO’s satellite launches.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: PSLV-D2
Target entity description: PSLV-D2 was the second developmental flight of India’s Polar Satellite Launch Vehicle (PSLV), marking an early step in establishing the PSLV as a reliable workhorse for ISRO’s satellite launches.
  • A. PSLV-D1
    PSLV-D1 was the inaugural developmental mission of India’s Polar Satellite Launch Vehicle (PSLV), marking the rocket’s first test flight.
  • B. PSLV-DL
    PSLV-DL is a two-strap-on variant of India’s Polar Satellite Launch Vehicle designed to flexibly launch small to medium payloads into Earth orbit.
  • C. PSLV-C2
    PSLV-C2 is an Indian Polar Satellite Launch Vehicle mission that successfully deployed multiple satellites into orbit, including Oceansat-1, marking an early milestone in ISRO’s commercial and remote-sensing launch capabilities.
  • D. PSLV-C20
    PSLV-C20 is an Indian Polar Satellite Launch Vehicle mission that successfully launched multiple satellites, including the Canadian NEOSSat space telescope, into orbit.
  • E. PSLV-C11
    PSLV-C11 is an upgraded variant of India’s Polar Satellite Launch Vehicle that successfully launched the country’s first lunar mission, Chandrayaan-1.
  • 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_69d6aa9dafac8190bd90d2c74f661aa7 completed April 8, 2026, 7:21 p.m.
NER Named-entity recognition batch_69d7e8987e1081909b28a0bdb866beae completed April 9, 2026, 5:57 p.m.
NED1 Entity disambiguation (via context triple) batch_69e4838f19388190af6fde7d4275ce2a completed April 19, 2026, 7:26 a.m.
NEDg Description generation batch_69e48788be688190a109ccb8281d3dc9 completed April 19, 2026, 7:43 a.m.
NED2 Entity disambiguation (via description) batch_69e4890c12388190838d350207492c9e completed April 19, 2026, 7:49 a.m.
Created at: April 8, 2026, 9:29 p.m.