Triple

T17204712
Position Surface form Disambiguated ID Type / Status
Subject Phoenix lander E417568 entity
Predicate usedInstrument P933 FINISHED
Object MECA wet chemistry lab
The MECA wet chemistry lab was an analytical instrument on NASA's Phoenix Mars Lander designed to study the chemical composition and properties of Martian soil using liquid-based experiments.
E1256763 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: MECA wet chemistry lab | Statement: [Phoenix lander, usedInstrument, MECA wet chemistry lab]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: MECA wet chemistry lab
Context triple: [Phoenix lander, usedInstrument, MECA wet chemistry lab]
  • A. Chemical Sciences Laboratory
    The Chemical Sciences Laboratory is a research division focused on studying atmospheric chemistry and related processes to improve understanding of air quality and climate.
  • B. Radiochemical Processing Laboratory
    The Radiochemical Processing Laboratory is a specialized nuclear science and engineering facility at Pacific Northwest National Laboratory focused on radiochemistry research, nuclear materials processing, and related national security and energy applications.
  • C. US Laboratory Module
    The US Laboratory Module, officially named Destiny, is the primary American research facility on the International Space Station, housing advanced scientific experiments in microgravity.
  • D. Materials Science Laboratory-2
    Materials Science Laboratory-2 was a Space Shuttle materials research facility designed to conduct experiments on the behavior and processing of materials in microgravity.
  • E. Michoud Assembly Facility
    The Michoud Assembly Facility is a NASA-owned manufacturing complex in New Orleans best known for producing major rocket components, including the Space Shuttle’s external fuel tanks and elements of the Space Launch System.
  • 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: MECA wet chemistry lab
Triple: [Phoenix lander, usedInstrument, MECA wet chemistry lab]
Generated description
The MECA wet chemistry lab was an analytical instrument on NASA's Phoenix Mars Lander designed to study the chemical composition and properties of Martian soil using liquid-based experiments.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: MECA wet chemistry lab
Target entity description: The MECA wet chemistry lab was an analytical instrument on NASA's Phoenix Mars Lander designed to study the chemical composition and properties of Martian soil using liquid-based experiments.
  • A. Chemical Sciences Laboratory
    The Chemical Sciences Laboratory is a research division focused on studying atmospheric chemistry and related processes to improve understanding of air quality and climate.
  • B. Radiochemical Processing Laboratory
    The Radiochemical Processing Laboratory is a specialized nuclear science and engineering facility at Pacific Northwest National Laboratory focused on radiochemistry research, nuclear materials processing, and related national security and energy applications.
  • C. US Laboratory Module
    The US Laboratory Module, officially named Destiny, is the primary American research facility on the International Space Station, housing advanced scientific experiments in microgravity.
  • D. Materials Science Laboratory-2
    Materials Science Laboratory-2 was a Space Shuttle materials research facility designed to conduct experiments on the behavior and processing of materials in microgravity.
  • E. Michoud Assembly Facility
    The Michoud Assembly Facility is a NASA-owned manufacturing complex in New Orleans best known for producing major rocket components, including the Space Shuttle’s external fuel tanks and elements of the Space Launch System.
  • 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_69d886d6ba8c819093215917b3d01689 completed April 10, 2026, 5:12 a.m.
NER Named-entity recognition batch_69e42db1e01c81909db0491fd9f49bed completed April 19, 2026, 1:19 a.m.
NED1 Entity disambiguation (via context triple) batch_6a015fde8ba08190ae88dc9ea3366a68 completed May 11, 2026, 4:49 a.m.
NEDg Description generation batch_6a0161b31540819098aa6275f96433ad completed May 11, 2026, 4:57 a.m.
NED2 Entity disambiguation (via description) batch_6a016299d9ac8190be74d5db0d28ea36 completed May 11, 2026, 5:01 a.m.
Created at: April 10, 2026, 5:38 a.m.