Triple

T3918687
Position Surface form Disambiguated ID Type / Status
Subject Landsat satellites E88905 entity
Predicate Landsat 8:primaryInstruments P37032 FINISHED
Object Operational Land Imager
The Operational Land Imager is a multispectral imaging sensor on Landsat 8 designed to capture high-resolution, calibrated images of Earth’s land surfaces for environmental monitoring and land-use analysis.
E399065 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: Operational Land Imager | Statement: [Landsat satellites, Landsat 8:primaryInstruments, Operational Land Imager]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Operational Land Imager
Context triple: [Landsat satellites, Landsat 8:primaryInstruments, Operational Land Imager]
  • A. HySI (Hyper Spectral Imager)
    HySI (Hyper Spectral Imager) is a spaceborne imaging spectrometer designed to capture high-resolution hyperspectral data of the lunar surface for mineralogical and compositional analysis.
  • B. Visible Infrared Imaging Radiometer Suite
    The Visible Infrared Imaging Radiometer Suite (VIIRS) is a key Earth-observing sensor that collects high-resolution visible and infrared imagery for weather, climate, ocean, and environmental monitoring from polar-orbiting satellites.
  • C. Landsat satellites
    Landsat satellites are a series of Earth-observing spacecraft that provide long-term, continuous multispectral imagery used worldwide for environmental monitoring, land-use mapping, and resource management.
  • D. Shuttle Imaging Radar-B
    Shuttle Imaging Radar-B was a spaceborne synthetic aperture radar instrument flown on the Space Shuttle to study Earth's surface and environmental features through all-weather, day-and-night imaging.
  • E. Terra satellite
    Terra is a flagship NASA Earth observation satellite that carries multiple instruments to monitor the planet’s climate, land, oceans, and atmosphere from polar orbit.
  • 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: Operational Land Imager
Triple: [Landsat satellites, Landsat 8:primaryInstruments, Operational Land Imager]
Generated description
The Operational Land Imager is a multispectral imaging sensor on Landsat 8 designed to capture high-resolution, calibrated images of Earth’s land surfaces for environmental monitoring and land-use analysis.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Operational Land Imager
Target entity description: The Operational Land Imager is a multispectral imaging sensor on Landsat 8 designed to capture high-resolution, calibrated images of Earth’s land surfaces for environmental monitoring and land-use analysis.
  • A. HySI (Hyper Spectral Imager)
    HySI (Hyper Spectral Imager) is a spaceborne imaging spectrometer designed to capture high-resolution hyperspectral data of the lunar surface for mineralogical and compositional analysis.
  • B. Visible Infrared Imaging Radiometer Suite
    The Visible Infrared Imaging Radiometer Suite (VIIRS) is a key Earth-observing sensor that collects high-resolution visible and infrared imagery for weather, climate, ocean, and environmental monitoring from polar-orbiting satellites.
  • C. Landsat satellites
    Landsat satellites are a series of Earth-observing spacecraft that provide long-term, continuous multispectral imagery used worldwide for environmental monitoring, land-use mapping, and resource management.
  • D. Shuttle Imaging Radar-B
    Shuttle Imaging Radar-B was a spaceborne synthetic aperture radar instrument flown on the Space Shuttle to study Earth's surface and environmental features through all-weather, day-and-night imaging.
  • E. Terra satellite
    Terra is a flagship NASA Earth observation satellite that carries multiple instruments to monitor the planet’s climate, land, oceans, and atmosphere from polar orbit.
  • F. None of above. chosen
PD Predicate disambiguation gpt-5-mini-2025-08-07
Target predicate: Landsat 8:primaryInstruments
Context triple: [Landsat satellites, Landsat 8:primaryInstruments, Operational Land Imager]
  • A. instrumentsOnLander
    Indicates that specific instruments are physically mounted on, attached to, or carried by a lander.
  • B. hasAuxiliaryTelescopes
    Indicates that an entity is equipped with or includes additional telescopes that serve as auxiliary instruments to a primary telescope system.
  • C. instrumentsOnOrbiter chosen
    Indicates that certain scientific instruments are mounted on and operate from an orbiting spacecraft.
  • D. JWSTInstrumentUsed
    Indicates that a particular observation, measurement, or dataset was obtained using a specified James Webb Space Telescope (JWST) instrument.
  • E. usesPrimaryBeam
    Indicates that one entity employs another entity as its main or principal beam in an operation or structure.
  • 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_69aed955229881909e85e73ffab1d343 completed March 9, 2026, 2:29 p.m.
NER Named-entity recognition batch_69aef188b474819087680db42b04ecdd completed March 9, 2026, 4:12 p.m.
NED1 Entity disambiguation (via context triple) batch_69b5286830d08190bd6e583360136342 completed March 14, 2026, 9:20 a.m.
NEDg Description generation batch_69b5293b41748190929665970712707a completed March 14, 2026, 9:24 a.m.
NED2 Entity disambiguation (via description) batch_69b529e9080481908ff0ec30b295cfc3 completed March 14, 2026, 9:27 a.m.
PD Predicate disambiguation batch_69aee75eedcc81908088ff4dbb8be56b completed March 9, 2026, 3:29 p.m.
Created at: March 9, 2026, 3:22 p.m.