Triple
T4618409
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | MESSENGER |
E100921
|
entity |
| Predicate | instrument |
P792
|
FINISHED |
| Object |
Mercury Laser Altimeter
The Mercury Laser Altimeter is a scientific instrument designed to map Mercury’s surface topography with high precision by measuring the time it takes laser pulses to return from the planet’s surface.
|
E459085
|
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: Mercury Laser Altimeter | Statement: [MESSENGER, instrument, Mercury Laser Altimeter]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Mercury Laser Altimeter Context triple: [MESSENGER, instrument, Mercury Laser Altimeter]
-
A.
Laser Ranging Instrument
The Laser Ranging Instrument is a scientific device used to measure precise distances—such as between a spacecraft and a celestial body—by timing the travel of laser pulses.
-
B.
Mars Environmental Dynamics Analyzer
The Mars Environmental Dynamics Analyzer is a suite of weather instruments aboard NASA's Perseverance rover that measures atmospheric conditions and dust on the Martian surface.
-
C.
Mars Global Surveyor
Mars Global Surveyor was a NASA spacecraft that orbited Mars from 1997 to 2006, mapping its surface and studying its atmosphere, topography, and mineral composition in unprecedented detail.
-
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.
Mars Reconnaissance Orbiter
Mars Reconnaissance Orbiter is a NASA spacecraft launched in 2005 that studies Mars’ atmosphere, climate, and surface in high detail while serving as a key communications relay for other Mars missions.
- 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: Mercury Laser Altimeter Triple: [MESSENGER, instrument, Mercury Laser Altimeter]
Generated description
The Mercury Laser Altimeter is a scientific instrument designed to map Mercury’s surface topography with high precision by measuring the time it takes laser pulses to return from the planet’s surface.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Mercury Laser Altimeter Target entity description: The Mercury Laser Altimeter is a scientific instrument designed to map Mercury’s surface topography with high precision by measuring the time it takes laser pulses to return from the planet’s surface.
-
A.
Laser Ranging Instrument
The Laser Ranging Instrument is a scientific device used to measure precise distances—such as between a spacecraft and a celestial body—by timing the travel of laser pulses.
-
B.
Mars Environmental Dynamics Analyzer
The Mars Environmental Dynamics Analyzer is a suite of weather instruments aboard NASA's Perseverance rover that measures atmospheric conditions and dust on the Martian surface.
-
C.
Mars Global Surveyor
Mars Global Surveyor was a NASA spacecraft that orbited Mars from 1997 to 2006, mapping its surface and studying its atmosphere, topography, and mineral composition in unprecedented detail.
-
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.
Mars Reconnaissance Orbiter
Mars Reconnaissance Orbiter is a NASA spacecraft launched in 2005 that studies Mars’ atmosphere, climate, and surface in high detail while serving as a key communications relay for other Mars missions.
- 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_69bd43cf363c819087fd5ab441b4a3f4 |
completed | March 20, 2026, 12:55 p.m. |
| NER | Named-entity recognition | batch_69bd59e247448190ad92f194cb1127c5 |
completed | March 20, 2026, 2:29 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69bdfa916f4c8190a53bb37ff46ed0b5 |
completed | March 21, 2026, 1:55 a.m. |
| NEDg | Description generation | batch_69bdfb5502c48190b7679941b83e6e0c |
completed | March 21, 2026, 1:58 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69bdff53680c8190a62aace0f0c9f3b3 |
completed | March 21, 2026, 2:15 a.m. |
Created at: March 20, 2026, 1:12 p.m.