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.