Triple
T21333335
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | NGC 4387 |
E525969
|
entity |
| Predicate | locatedIn |
P40
|
FINISHED |
| Object | Virgo Cluster core region |
—
|
NE NERFINISHED |
How this triple was built (2 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 Cluster core region | Statement: [NGC 4387, locatedIn, Virgo Cluster core region]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Virgo Cluster core region Context triple: [NGC 4387, locatedIn, Virgo Cluster core region]
-
A.
Virgo Cluster core region
chosen
The Virgo Cluster core region is the dense central area of the Virgo Cluster of galaxies, containing many of its brightest and most massive member galaxies.
-
B.
Virgo Cluster Catalog
The Virgo Cluster Catalog is an astronomical catalog that lists galaxies belonging to the Virgo Cluster, serving as a key reference for studies of this nearby galaxy cluster.
-
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.
Coma Cluster
The Coma Cluster is a massive, nearby galaxy cluster rich in elliptical galaxies and dark matter, located in the constellation Coma Berenices.
-
E.
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.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
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_69e0b51b90788190a4dd823d962626da |
completed | April 16, 2026, 10:08 a.m. |
| NER | Named-entity recognition | batch_69e898d42d148190b2b067ff82a9e2e6 |
completed | April 22, 2026, 9:45 a.m. |
Created at: April 16, 2026, 4:43 p.m.