Triple
T23527530
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Coma Cluster |
E576473
|
entity |
| Predicate | hasCentralGalaxy |
P57007
|
FINISHED |
| Object | cD galaxy NGC 4874 |
—
|
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: cD galaxy NGC 4874 | Statement: [Coma Cluster, hasCentralGalaxy, cD galaxy NGC 4874]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: cD galaxy NGC 4874 Context triple: [Coma Cluster, hasCentralGalaxy, cD galaxy NGC 4874]
-
A.
NGC 4874
chosen
NGC 4874 is a massive elliptical galaxy that serves as one of the central dominant galaxies in the Coma Cluster of galaxies.
-
B.
NGC 4374
NGC 4374, also known as Messier 84, is a giant elliptical galaxy located in the constellation Virgo and is a prominent member of the Virgo Cluster.
-
C.
NGC 4548
NGC 4548 is a barred spiral galaxy located in the constellation Coma Berenices and is a member of the Virgo Cluster.
-
D.
NGC 4458
NGC 4458 is an elliptical galaxy in the Virgo Cluster, located in the constellation Virgo and often studied as part of an interacting galaxy pair with NGC 4461.
-
E.
NGC 4388
NGC 4388 is an edge-on spiral galaxy with an active galactic nucleus located in the Virgo Cluster, notable for its strong emission lines and interaction with the cluster environment.
- 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_69e245f5a8848190a2ba42e271c6c31f |
completed | April 17, 2026, 2:38 p.m. |
| NER | Named-entity recognition | batch_69f1ac74be1881909161b94aa611188a |
completed | April 29, 2026, 7 a.m. |
Created at: April 17, 2026, 6:09 p.m.