Triple

T11000572
Position Surface form Disambiguated ID Type / Status
Subject Sun-synchronous orbit E259991 entity
Predicate isUsedBy P1480 FINISHED
Object ICESat-2 satellite
The ICESat-2 satellite is a NASA Earth-observing mission that uses a laser altimeter to precisely measure ice-sheet elevation, sea ice thickness, and global land and vegetation topography.
E88908 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: ICESat-2 satellite | Statement: [Sun-synchronous orbit, isUsedBy, ICESat-2 satellite]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: ICESat-2 satellite
Context triple: [Sun-synchronous orbit, isUsedBy, ICESat-2 satellite]
  • A. ICESat missions
    The ICESat missions are NASA satellite campaigns designed to measure changes in Earth's ice sheets, sea ice, and land topography using spaceborne laser altimetry.
  • B. Jason-1
    Jason-1 was a joint U.S.-French oceanography satellite dedicated to precisely measuring sea surface height to study ocean circulation, climate change, and sea-level rise.
  • C. Jason-2
    Jason-2 is an oceanography satellite mission that precisely measures sea surface height to study global ocean circulation, sea-level rise, and climate change.
  • D. Landsat 9
    Landsat 9 is a NASA and USGS Earth observation satellite that continues the decades-long Landsat program by collecting high-resolution multispectral imagery to monitor and study changes on the planet’s surface.
  • E. Landsat 8
    Landsat 8 is an Earth observation satellite in the long-running Landsat program, providing high-resolution multispectral imagery for environmental monitoring, land use analysis, and climate research.
  • 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: ICESat-2 satellite
Triple: [Sun-synchronous orbit, isUsedBy, ICESat-2 satellite]
Generated description
The ICESat-2 satellite is a NASA Earth-observing mission that uses a laser altimeter to precisely measure ice-sheet elevation, sea ice thickness, and global land and vegetation topography.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: ICESat-2 satellite
Target entity description: The ICESat-2 satellite is a NASA Earth-observing mission that uses a laser altimeter to precisely measure ice-sheet elevation, sea ice thickness, and global land and vegetation topography.
  • A. ICESat missions chosen
    The ICESat missions are NASA satellite campaigns designed to measure changes in Earth's ice sheets, sea ice, and land topography using spaceborne laser altimetry.
  • B. Jason-1
    Jason-1 was a joint U.S.-French oceanography satellite dedicated to precisely measuring sea surface height to study ocean circulation, climate change, and sea-level rise.
  • C. Jason-2
    Jason-2 is an oceanography satellite mission that precisely measures sea surface height to study global ocean circulation, sea-level rise, and climate change.
  • D. Landsat 9
    Landsat 9 is a NASA and USGS Earth observation satellite that continues the decades-long Landsat program by collecting high-resolution multispectral imagery to monitor and study changes on the planet’s surface.
  • E. Landsat 8
    Landsat 8 is an Earth observation satellite in the long-running Landsat program, providing high-resolution multispectral imagery for environmental monitoring, land use analysis, and climate research.
  • F. None of above.

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_69d796d68b608190a8d016b9383e82f8 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.