Triple

T18695633
Position Surface form Disambiguated ID Type / Status
Subject Crab Nebula E457107 entity
Predicate wasFormedByEvent P654 FINISHED
Object SN 1054 NE NERFINISHED

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: SN 1054 | Statement: [Crab Nebula, wasFormedByEvent, SN 1054]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: SN 1054
Context triple: [Crab Nebula, wasFormedByEvent, SN 1054]
  • A. SN 1572
    SN 1572 is a historically significant supernova in the constellation Cassiopeia whose detailed observations by Tycho Brahe helped challenge the Aristotelian view of an unchanging heavens.
  • B. Cassiopeia A
    Cassiopeia A is a well-studied, relatively young supernova remnant in the constellation Cassiopeia and one of the strongest radio and X-ray sources in the sky.
  • C. SN 1987A
    SN 1987A is a famous supernova, the closest observed in modern times, whose 1987 explosion in the Large Magellanic Cloud has provided key insights into stellar death and supernova physics.
  • D. SN 1604
    SN 1604, also known as Kepler's Supernova, was a historically significant stellar explosion observed in 1604 that became one of the brightest recorded supernovae in the Milky Way.
  • E. Tycho's Supernova Remnant
    Tycho's Supernova Remnant is the expanding shell of gas and dust left behind by the Type Ia supernova observed by Tycho Brahe in 1572, located in the constellation Cassiopeia.
  • F. None of above. chosen
  • G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: SN 1054
Target entity description: SN 1054 is a historic supernova observed in 1054 CE whose explosion created the Crab Nebula and was recorded by several medieval astronomers.
  • A. SN 1572
    SN 1572 is a historically significant supernova in the constellation Cassiopeia whose detailed observations by Tycho Brahe helped challenge the Aristotelian view of an unchanging heavens.
  • B. Cassiopeia A
    Cassiopeia A is a well-studied, relatively young supernova remnant in the constellation Cassiopeia and one of the strongest radio and X-ray sources in the sky.
  • C. SN 1987A
    SN 1987A is a famous supernova, the closest observed in modern times, whose 1987 explosion in the Large Magellanic Cloud has provided key insights into stellar death and supernova physics.
  • D. SN 1604
    SN 1604, also known as Kepler's Supernova, was a historically significant stellar explosion observed in 1604 that became one of the brightest recorded supernovae in the Milky Way.
  • E. Tycho's Supernova Remnant
    Tycho's Supernova Remnant is the expanding shell of gas and dust left behind by the Type Ia supernova observed by Tycho Brahe in 1572, located in the constellation Cassiopeia.
  • F. None of above. chosen
PD Predicate disambiguation gpt-5-mini-2025-08-07
Target predicate: wasFormedByEvent
Context triple: [Crab Nebula, wasFormedByEvent, SN 1054]
  • A. formationEvent chosen
    Indicates the event or process through which something comes into existence, is created, or is initially established.
  • B. formedBy
    Indicates that something comes into existence or is created as a result of a specific agent, process, or combination of components.
  • C. wasA
    Indicates that an entity previously had a certain role, type, or classification in the past.
  • D. shapedByEvent
    Indicates that something’s form, state, or characteristics are influenced or determined by a particular event.
  • E. wasIn
    Indicates that an entity existed, occurred, or was located within a particular place or context during a specified time or situation.
  • F. None of above.

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_69d8d391eb488190ac2e9abf5bf255e4 completed April 10, 2026, 10:40 a.m.
NER Named-entity recognition batch_69e562e775408190996b4c613b83f185 completed April 19, 2026, 11:19 p.m.
PD Predicate disambiguation batch_69e478de85088190ba5f005f1d39f587 completed April 19, 2026, 6:40 a.m.
Created at: April 10, 2026, 11:49 a.m.