Triple
T21350146
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | NGC 2207 |
E526452
|
entity |
| Predicate | hostGalaxyOf |
P6961
|
FINISHED |
| Object |
supernova SN 1975A
Supernova SN 1975A is a stellar explosion observed in 1975 within the interacting spiral galaxy system NGC 2207.
|
E1479743
|
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: supernova SN 1975A | Statement: [NGC 2207, hostGalaxyOf, supernova SN 1975A]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: supernova SN 1975A Context triple: [NGC 2207, hostGalaxyOf, supernova SN 1975A]
-
A.
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.
-
B.
SN 1979C
SN 1979C is a well-studied Type II supernova in the spiral galaxy M100, notable for its long-lasting X-ray and radio emission that has provided key insights into supernova evolution and their interaction with surrounding material.
-
C.
SN 1988A
SN 1988A is a supernova observed in 1988 within the spiral galaxy Messier 58 in the Virgo Cluster.
-
D.
SN 1945B
SN 1945B is a historical supernova observed in 1945 within the nearby spiral galaxy Messier 83.
-
E.
SN 1914A
SN 1914A is a historical supernova observed in 1914 within the spiral galaxy M100 in the Virgo Cluster.
- 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: supernova SN 1975A Triple: [NGC 2207, hostGalaxyOf, supernova SN 1975A]
Generated description
Supernova SN 1975A is a stellar explosion observed in 1975 within the interacting spiral galaxy system NGC 2207.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: supernova SN 1975A Target entity description: Supernova SN 1975A is a stellar explosion observed in 1975 within the interacting spiral galaxy system NGC 2207.
-
A.
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.
-
B.
SN 1979C
SN 1979C is a well-studied Type II supernova in the spiral galaxy M100, notable for its long-lasting X-ray and radio emission that has provided key insights into supernova evolution and their interaction with surrounding material.
-
C.
SN 1988A
SN 1988A is a supernova observed in 1988 within the spiral galaxy Messier 58 in the Virgo Cluster.
-
D.
SN 1945B
SN 1945B is a historical supernova observed in 1945 within the nearby spiral galaxy Messier 83.
-
E.
SN 1914A
SN 1914A is a historical supernova observed in 1914 within the spiral galaxy M100 in the Virgo Cluster.
- F. None of above. chosen
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_69e0b51cd5cc81909ac1187971e8a8ad |
completed | April 16, 2026, 10:08 a.m. |
| NER | Named-entity recognition | batch_69e8ad30512081909012ce318fa67679 |
completed | April 22, 2026, 11:12 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_6a09ad5e14188190a55aed4c72b72162 |
completed | May 17, 2026, 11:58 a.m. |
| NEDg | Description generation | batch_6a09adf244d481908bb02f99844f1cd0 |
completed | May 17, 2026, noon |
| NED2 | Entity disambiguation (via description) | batch_6a09ae91d9cc8190a677124f1a0e1e4e |
completed | May 17, 2026, 12:03 p.m. |
Created at: April 16, 2026, 5:03 p.m.