Triple
T5410508
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Virgo Cluster |
E121000
|
entity |
| Predicate | hasCentralSupermassiveBlackHoleIn |
P57286
|
FINISHED |
| Object | M87 |
E457106
|
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: M87 | Statement: [Virgo Cluster, hasCentralSupermassiveBlackHoleIn, M87]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: M87 Context triple: [Virgo Cluster, hasCentralSupermassiveBlackHoleIn, M87]
-
A.
Messier 87
chosen
Messier 87 is a giant elliptical galaxy in the Virgo Cluster, notable for its supermassive black hole and powerful relativistic jet.
-
B.
NGC 4945
NGC 4945 is a nearby, edge-on barred spiral galaxy in the constellation Centaurus, notable for its active galactic nucleus and intense star-forming activity.
-
C.
NGC 5128
NGC 5128, also known as Centaurus A, is a nearby peculiar elliptical galaxy with a prominent dust lane and one of the strongest radio sources in the sky.
-
D.
Messier 83
Messier 83 is a bright, nearby barred spiral galaxy in the constellation Hydra, notable for its vigorous star formation and frequent supernovae.
-
E.
Messier 81
Messier 81 is a prominent, nearby grand-design spiral galaxy in the constellation Ursa Major, notable for its brightness and well-defined structure.
- 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: hasCentralSupermassiveBlackHoleIn Context triple: [Virgo Cluster, hasCentralSupermassiveBlackHoleIn, M87]
-
A.
hasSupermassiveBlackHole
Indicates that an astronomical object, such as a galaxy, contains or is associated with a supermassive black hole.
-
B.
hasCentralGalaxy
Indicates that a galaxy cluster or group possesses a specific galaxy that occupies the central, dominant position within it.
-
C.
massOfCentralBlackHole
Indicates the quantitative amount of mass possessed by the central black hole in a given system or context.
-
D.
centralBlackHoleName
Indicates the designated name assigned to a galaxy’s central black hole.
-
E.
containsGalaxy
chosen
Indicates that one entity spatially includes or encompasses a galaxy as part of its contents or structure.
- 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_69bd463a41cc8190b32ff5af2b96ca93 |
completed | March 20, 2026, 1:06 p.m. |
| NER | Named-entity recognition | batch_69bd87985ee0819092a9a5cd6a948138 |
completed | March 20, 2026, 5:44 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69bf411f8f3c81908ca8578a388261c6 |
completed | March 22, 2026, 1:08 a.m. |
| PD | Predicate disambiguation | batch_69bd8467e6b48190b9eaa9de67072e06 |
completed | March 20, 2026, 5:31 p.m. |
Created at: March 20, 2026, 2:05 p.m.