Triple
T18695612
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Messier 87 |
E457106
|
entity |
| Predicate | isCentralGalaxyOf |
P57007
|
FINISHED |
| Object | Virgo A subcluster |
—
|
NE NERFINISHED |
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: Virgo A subcluster | Statement: [Messier 87, isCentralGalaxyOf, Virgo A subcluster]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Virgo A subcluster Context triple: [Messier 87, isCentralGalaxyOf, Virgo A subcluster]
-
A.
Hercules Cluster (Abell 2151)
Hercules Cluster (Abell 2151) is a nearby, irregularly shaped galaxy cluster rich in spiral galaxies and active interactions, located in the constellation Hercules.
-
B.
Coma Cluster
The Coma Cluster is a massive, nearby galaxy cluster rich in elliptical galaxies and dark matter, located in the constellation Coma Berenices.
-
C.
Ptolemy Cluster
The Ptolemy Cluster is a bright open star cluster in the constellation Scorpius, easily visible to the naked eye and popular with amateur astronomers.
-
D.
Perseus Cluster
The Perseus Cluster is a massive, nearby galaxy cluster dominated by the bright galaxy NGC 1275 and known for its hot X-ray–emitting gas and powerful radio and acoustic phenomena in its intracluster medium.
-
E.
Virgo Cluster
chosen
The Virgo Cluster is a massive, nearby galaxy cluster that serves as the central, dominant concentration of galaxies in our local region of the universe.
- 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: isCentralGalaxyOf Context triple: [Messier 87, isCentralGalaxyOf, Virgo A subcluster]
-
A.
hasCentralGalaxy
chosen
Indicates that a galaxy cluster or group possesses a specific galaxy that occupies the central, dominant position within it.
-
B.
isSatelliteGalaxyOf
Indicates that one galaxy orbits and is gravitationally bound to another, larger host galaxy as its satellite.
-
C.
containsGalaxy
Indicates that one entity spatially includes or encompasses a galaxy as part of its contents or structure.
-
D.
isPartOfGalaxyGroup
Indicates that one galaxy is a constituent member of a specific galaxy group.
-
E.
isInGalaxy
Indicates that one astronomical object is located within or belongs to a particular galaxy.
- 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.