Triple

T12176108
Position Surface form Disambiguated ID Type / Status
Subject NGC 7319 E290090 entity
Predicate hasSeyfertType P103194 FINISHED
Object Seyfert 2
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.
E962794 NE FINISHED

How this triple was built (5 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 7319, hasSeyfertType, Seyfert 2]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Seyfert 2
Context triple: [NGC 7319, hasSeyfertType, Seyfert 2]
  • A. Messier 87
    Messier 87 is a giant elliptical galaxy in the Virgo Cluster, notable for its supermassive black hole and powerful relativistic jet.
  • B. NGC 4649
    NGC 4649, also known as Messier 60, is a massive elliptical galaxy in the constellation Virgo notable for its bright central region and supermassive black hole.
  • C. NGC 4622
    NGC 4622 is an unusual spiral galaxy notable for its rare leading spiral arms and distinctive ring-like structure, located in the constellation Centaurus.
  • D. NGC 4438
    NGC 4438 is a heavily distorted spiral galaxy in the constellation Virgo, notable for its tidal interactions and membership in the Virgo Cluster.
  • E. NGC 5128
    NGC 5128, also known as Centaurus A, is a nearby peculiar elliptical galaxy with a prominent dust lane and one of the strongest radio sources in the sky.
  • F. None of above. chosen
  • G. Unsure - the case is ambiguous/there is not enough information to decide.
NEDg Description generation gpt-5.1
Instruction
Generate a one-sentence description of the target entity. 
You are given a context triple in the form (subject, predicate, object), where the object is the target entity. 
# Instructions
Use the triple to infer relevant information about the entity. Describe the entity based on what is most defining, well-known. 
Avoid repeating the information from the triple, unless really essential.
# Response Format
Return only the sentence: "Description: [one-sentence description of the target entity]"
Input
Entity: Seyfert 2
Triple: [NGC 7319, hasSeyfertType, Seyfert 2]
Generated description
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.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Seyfert 2
Target entity description: 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.
  • A. Messier 87
    Messier 87 is a giant elliptical galaxy in the Virgo Cluster, notable for its supermassive black hole and powerful relativistic jet.
  • B. NGC 4649
    NGC 4649, also known as Messier 60, is a massive elliptical galaxy in the constellation Virgo notable for its bright central region and supermassive black hole.
  • C. NGC 4622
    NGC 4622 is an unusual spiral galaxy notable for its rare leading spiral arms and distinctive ring-like structure, located in the constellation Centaurus.
  • D. NGC 4438
    NGC 4438 is a heavily distorted spiral galaxy in the constellation Virgo, notable for its tidal interactions and membership in the Virgo Cluster.
  • E. NGC 5128
    NGC 5128, also known as Centaurus A, is a nearby peculiar elliptical galaxy with a prominent dust lane and one of the strongest radio sources in the sky.
  • F. None of above. chosen
PD Predicate disambiguation gpt-5-mini-2025-08-07
Target predicate: hasSeyfertType
Context triple: [NGC 7319, hasSeyfertType, Seyfert 2]
  • A. hasGalaxyType
    Indicates that a galaxy is classified as belonging to a specific morphological or structural type.
  • B. hasSupermassiveBlackHole
    Indicates that an astronomical object, such as a galaxy, contains or is associated with a supermassive black hole.
  • C. hasStellarSpectrum
    Indicates that an astronomical object exhibits a particular stellar spectrum characterizing its emitted light across wavelengths.
  • D. hasMorphologicalType
    Indicates that an entity possesses or is classified by a particular morphological type or structural form.
  • E. containsActiveGalaxy
    Indicates that one entity (typically a region or structure in space) includes within its bounds an active galaxy as one of its components.
  • F. None of above. chosen

Provenance (7 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_69d6ab4d6c00819095a9a7c35de83cfb completed April 8, 2026, 7:23 p.m.
NER Named-entity recognition batch_69d91621ca6c81908365732f361aef13 completed April 10, 2026, 3:24 p.m.
NED1 Entity disambiguation (via context triple) batch_69f5f6a9482481909500c216f23fceb4 completed May 2, 2026, 1:05 p.m.
NEDg Description generation batch_69f5fdebe3fc81909a5bb23a943c3c43 completed May 2, 2026, 1:36 p.m.
NED2 Entity disambiguation (via description) batch_69f5feeeeb2081908191b1c2d1c2fbfd completed May 2, 2026, 1:41 p.m.
PD Predicate disambiguation batch_69d9150e85348190b9b47cda4a17dcd0 completed April 10, 2026, 3:19 p.m.
PDg Predicate description generation batch_69d916165c708190bf0745e125589f46 completed April 10, 2026, 3:24 p.m.
Created at: April 8, 2026, 9:50 p.m.