Triple
T19843264
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | NGC 4945 |
E476789
|
entity |
| Predicate | nuclearActivityType |
P137550
|
FINISHED |
| Object | Seyfert 2 |
—
|
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: Seyfert 2 | Statement: [NGC 4945, nuclearActivityType, Seyfert 2]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Seyfert 2 Context triple: [NGC 4945, nuclearActivityType, Seyfert 2]
-
A.
Seyfert 2
chosen
Seyfert 2 is a type of active galactic nucleus characterized by strong narrow emission lines and an obscured central engine, typically hidden by dust and gas.
-
B.
3C 273
3C 273 is a bright, nearby quasar in the constellation Virgo and one of the first quasars ever identified, making it a landmark object in extragalactic astronomy.
-
C.
Seyfert’s Sextet
Seyfert’s Sextet is a compact group of interacting galaxies notable for its tight configuration and strong gravitational interactions, located in the constellation Serpens.
-
D.
Cygnus X-2
Cygnus X-2 is a bright low-mass X-ray binary system in the constellation Cygnus, consisting of a neutron star accreting matter from a companion star and serving as an important source for studying X-ray emission and compact objects.
-
E.
Cygnus X-1
Cygnus X-1 is one of the strongest known X-ray sources in the sky and the first widely accepted stellar-mass black hole candidate, located in the constellation Cygnus.
- 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: nuclearActivityType Context triple: [NGC 4945, nuclearActivityType, Seyfert 2]
-
A.
isNuclearSite
Indicates that a location or facility is used for nuclear-related activities, such as power generation, research, weapons development, or radioactive material storage.
-
B.
nuclearExplosiveType
Indicates the specific category or kind of nuclear explosive device associated with an entity or event.
-
C.
nuclearMaterial
Indicates that the subject entity is or contains nuclear material, or is directly associated with nuclear substances used for energy, research, or weapons.
-
D.
nuclearPowered
Indicates that something operates using nuclear energy as its primary power source.
-
E.
nuclearReactorLocation
Indicates the place where a nuclear reactor is situated or operates.
- F. None of above. chosen
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_69d8e51d39d081909bcfafeaaf3d2fcc |
completed | April 10, 2026, 11:55 a.m. |
| NER | Named-entity recognition | batch_69e65806ea888190850421154238d91c |
completed | April 20, 2026, 4:44 p.m. |
| PD | Predicate disambiguation | batch_69e537e21d2881909b1be82f02b99d40 |
completed | April 19, 2026, 8:15 p.m. |
| PDg | Predicate description generation | batch_69e543c136b081909cab9394b958390a |
completed | April 19, 2026, 9:06 p.m. |
Created at: April 10, 2026, 1:51 p.m.