Triple

T4566502
Position Surface form Disambiguated ID Type / Status
Subject SN 1572 E121921 entity
Predicate remnantObservedBy P1165 FINISHED
Object Chandra X-ray Observatory E79623 NE FINISHED

How this triple was built (3 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: [SN 1572, remnantObservedBy, Chandra X-ray Observatory]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Chandra X-ray Observatory
Context triple: [SN 1572, remnantObservedBy, 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. RXTE
    RXTE (Rossi X-ray Timing Explorer) was a NASA satellite observatory dedicated to studying time-variable X-ray sources such as neutron stars, black holes, and active galactic nuclei.
  • E. Extreme Ultraviolet Explorer
    Extreme Ultraviolet Explorer was a NASA space telescope mission that operated in the extreme ultraviolet wavelength range to study hot stars, white dwarfs, and the interstellar medium.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.
PD Predicate disambiguation gpt-5-mini-2025-08-07
Target predicate: remnantObservedBy
Context triple: [SN 1572, remnantObservedBy, Chandra X-ray Observatory]
  • A. isObservedIn
    Indicates that something (such as a phenomenon, property, or behavior) is detected, recorded, or found to occur within a particular context, setting, or environment.
  • B. observedBy chosen
    Indicates that an entity is perceived, monitored, or recorded by another entity acting as the observer.
  • C. dstObserved
    Indicates that an entity has been observed, detected, or recorded as the destination of another entity or action.
  • D. observedVia
    Indicates that something is perceived, detected, or measured through a particular medium, instrument, method, or channel.
  • E. isObservedOn
    Indicates that a particular phenomenon, condition, or attribute is detected or recorded at a specific time, date, or occasion.
  • F. None of above.

Provenance (4 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_69bd463f156881908a99aca69c5721ac completed March 20, 2026, 1:06 p.m.
NER Named-entity recognition batch_69bd589e35808190aa609bb04b128dbe completed March 20, 2026, 2:24 p.m.
NED1 Entity disambiguation (via context triple) batch_69bdd3b560a08190a485e9ec45e0f0f8 completed March 20, 2026, 11:09 p.m.
PD Predicate disambiguation batch_69bd52254c648190a5144cfe8fa7e409 completed March 20, 2026, 1:56 p.m.
Created at: March 20, 2026, 1:09 p.m.