Triple
T21307172
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | NGC 4647 |
E525229
|
entity |
| Predicate | alsoKnownAs |
P39
|
FINISHED |
| Object | PGC 42872 |
—
|
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: PGC 42872 | Statement: [NGC 4647, alsoKnownAs, PGC 42872]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: PGC 42872 Context triple: [NGC 4647, alsoKnownAs, PGC 42872]
-
A.
PGC 42089
PGC 42089 is a catalog designation for the Virgo Cluster spiral galaxy Messier 90, known for its unusually low star formation and high-speed motion within the cluster.
-
B.
PGC 42831
PGC 42831 is a massive elliptical galaxy in the Virgo Cluster, better known as Messier 60 (M60), and is one of the brightest galaxies in that cluster.
-
C.
PGC 42741
PGC 42741 is a barred spiral galaxy in the constellation Virgo, better known as NGC 4639 and noted for hosting a Type Ia supernova used in measuring cosmic distances.
-
D.
PGC 42628
PGC 42628 is the Principal Galaxies Catalogue designation for the lenticular galaxy Messier 59 in the Virgo Cluster.
-
E.
PGC 42701
PGC 42701 is a spiral galaxy, better known as NGC 4622, located in the constellation Centaurus and noted for its unusual backward-winding spiral arms.
- 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: PGC 42872 Target entity description: PGC 42872 is a spiral galaxy in the Virgo constellation that forms an interacting pair with the nearby giant elliptical galaxy Messier 60.
-
A.
PGC 42089
PGC 42089 is a catalog designation for the Virgo Cluster spiral galaxy Messier 90, known for its unusually low star formation and high-speed motion within the cluster.
-
B.
PGC 42831
PGC 42831 is a massive elliptical galaxy in the Virgo Cluster, better known as Messier 60 (M60), and is one of the brightest galaxies in that cluster.
-
C.
PGC 42741
PGC 42741 is a barred spiral galaxy in the constellation Virgo, better known as NGC 4639 and noted for hosting a Type Ia supernova used in measuring cosmic distances.
-
D.
PGC 42628
PGC 42628 is the Principal Galaxies Catalogue designation for the lenticular galaxy Messier 59 in the Virgo Cluster.
-
E.
PGC 42701
PGC 42701 is a spiral galaxy, better known as NGC 4622, located in the constellation Centaurus and noted for its unusual backward-winding spiral arms.
- F. None of above. chosen
Provenance (2 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_69e0b518b8948190ad69cf9a8784d397 |
completed | April 16, 2026, 10:08 a.m. |
| NER | Named-entity recognition | batch_69e75aa69b40819081e74c042e7cd105 |
completed | April 21, 2026, 11:08 a.m. |
Created at: April 16, 2026, 4:05 p.m.