Triple

T12175453
Position Surface form Disambiguated ID Type / Status
Subject Integrated Science Instrument Module E290075 entity
Predicate orbit P7214 FINISHED
Object Sun–Earth L2 halo orbit
The Sun–Earth L2 halo orbit is a stable, three-dimensional path around the second Sun–Earth Lagrange point used by space telescopes and observatories to maintain a constant orientation relative to Earth and the Sun.
E59342 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: Sun–Earth L2 halo orbit | Statement: [Integrated Science Instrument Module, orbit, Sun–Earth L2 halo orbit]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Sun–Earth L2 halo orbit
Context triple: [Integrated Science Instrument Module, orbit, Sun–Earth L2 halo orbit]
  • A. Sun–Earth L2
    Sun–Earth L2 is a gravitationally stable point in space located beyond Earth's orbit where the combined gravity of the Sun and Earth allows spacecraft, such as the James Webb Space Telescope, to maintain a relatively constant position with minimal fuel use.
  • B. Sun–Earth L1 Lagrange point
    The Sun–Earth L1 Lagrange point is a gravitationally stable location between the Earth and the Sun where spacecraft can maintain a relatively fixed position with minimal fuel, ideal for continuous solar and space weather observations.
  • C. Lissajous orbit
    A Lissajous orbit is a stable, looping three-dimensional trajectory around a Lagrange point, commonly used by space observatories to maintain a relatively constant position with respect to Earth and the Sun.
  • D. Earth-trailing orbit (STEREO-B)
    Earth-trailing orbit (STEREO-B) is the heliocentric path followed by NASA’s STEREO-B spacecraft as it slowly lags behind Earth to provide a unique vantage point for stereoscopic observations of the Sun.
  • E. Clarke orbit
    A Clarke orbit is a geostationary orbit directly above Earth's equator where a satellite appears fixed over one point on the surface, enabling continuous communication coverage.
  • 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: Sun–Earth L2 halo orbit
Triple: [Integrated Science Instrument Module, orbit, Sun–Earth L2 halo orbit]
Generated description
The Sun–Earth L2 halo orbit is a stable, three-dimensional path around the second Sun–Earth Lagrange point used by space telescopes and observatories to maintain a constant orientation relative to Earth and the Sun.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Sun–Earth L2 halo orbit
Target entity description: The Sun–Earth L2 halo orbit is a stable, three-dimensional path around the second Sun–Earth Lagrange point used by space telescopes and observatories to maintain a constant orientation relative to Earth and the Sun.
  • A. Sun–Earth L2 chosen
    Sun–Earth L2 is a gravitationally stable point in space located beyond Earth's orbit where the combined gravity of the Sun and Earth allows spacecraft, such as the James Webb Space Telescope, to maintain a relatively constant position with minimal fuel use.
  • B. Sun–Earth L1 Lagrange point
    The Sun–Earth L1 Lagrange point is a gravitationally stable location between the Earth and the Sun where spacecraft can maintain a relatively fixed position with minimal fuel, ideal for continuous solar and space weather observations.
  • C. Lissajous orbit
    A Lissajous orbit is a stable, looping three-dimensional trajectory around a Lagrange point, commonly used by space observatories to maintain a relatively constant position with respect to Earth and the Sun.
  • D. Earth-trailing orbit (STEREO-B)
    Earth-trailing orbit (STEREO-B) is the heliocentric path followed by NASA’s STEREO-B spacecraft as it slowly lags behind Earth to provide a unique vantage point for stereoscopic observations of the Sun.
  • E. Clarke orbit
    A Clarke orbit is a geostationary orbit directly above Earth's equator where a satellite appears fixed over one point on the surface, enabling continuous communication coverage.
  • 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_69d6ab4d6c00819095a9a7c35de83cfb completed April 8, 2026, 7:23 p.m.
NER Named-entity recognition batch_69d915dc71788190bdaadf7be9d8d6ce completed April 10, 2026, 3:23 p.m.
NED1 Entity disambiguation (via context triple) batch_69f5f6a9482481909500c216f23fceb4 completed May 2, 2026, 1:05 p.m.
NEDg Description generation batch_69f5fdebe3fc81909a5bb23a943c3c43 completed May 2, 2026, 1:36 p.m.
NED2 Entity disambiguation (via description) batch_69f5fef775508190ab3be470821c5a50 completed May 2, 2026, 1:41 p.m.
Created at: April 8, 2026, 9:50 p.m.