Triple

T15838719
Position Surface form Disambiguated ID Type / Status
Subject NASA astrophysics observatories E384047 entity
Predicate includes P1393 FINISHED
Object Chandra X-ray Observatory E79623 NE FINISHED

How this triple was built (2 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: Chandra X-ray Observatory | Statement: [NASA astrophysics observatories, includes, Chandra X-ray Observatory]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Chandra X-ray Observatory
Context triple: [NASA astrophysics observatories, includes, Chandra X-ray Observatory]
  • A. Chandra X-ray Observatory chosen
    The Chandra X-ray Observatory is a space-based telescope that observes high-energy X-ray emissions from hot regions of the universe, such as exploded stars, galaxy clusters, and matter around black holes.
  • B. Einstein Observatory
    The Einstein Observatory was NASA’s first fully imaging X-ray telescope in space, pioneering high-resolution X-ray astronomy of cosmic sources.
  • C. Compton Gamma Ray Observatory
    The Compton Gamma Ray Observatory was a NASA space telescope dedicated to observing high-energy gamma-ray emissions from cosmic sources, significantly advancing our understanding of phenomena like gamma-ray bursts, pulsars, and active galactic nuclei.
  • D. Uhuru X-ray satellite
    The Uhuru X-ray satellite was the first Earth-orbiting mission dedicated to X-ray astronomy, pioneering the systematic study of cosmic X-ray sources and laying the foundation for modern high-energy astrophysics.
  • E. XMM-Newton mission
    The XMM-Newton mission is a European Space Agency X-ray observatory launched in 1999 to study high-energy phenomena such as black holes, neutron stars, and active galaxies.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.

Provenance (3 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_69d86da34c888190976e06c4019d415a completed April 10, 2026, 3:25 a.m.
NER Named-entity recognition batch_69e142e4fa24819086a1a226082ac2d3 completed April 16, 2026, 8:13 p.m.
NED1 Entity disambiguation (via context triple) batch_69ffa13c931481908ed9fd10fddd867c completed May 9, 2026, 9:03 p.m.
Created at: April 10, 2026, 4:49 a.m.