Triple

T22279502
Position Surface form Disambiguated ID Type / Status
Subject Abell 426 E550692 entity
Predicate hasCentralActiveGalaxy P60325 FINISHED
Object NGC 1275
NGC 1275 is a bright, active galaxy in the Perseus Cluster known for its powerful radio emissions, complex filamentary gas structures, and a central supermassive black hole driving strong energetic activity.
E1535593 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: NGC 1275 | Statement: [Abell 426, hasCentralActiveGalaxy, NGC 1275]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: NGC 1275
Context triple: [Abell 426, hasCentralActiveGalaxy, NGC 1275]
  • A. NGC 4696
    NGC 4696 is a massive elliptical galaxy that serves as the central dominant galaxy of the Centaurus Cluster, notable for its complex dust lanes and active galactic nucleus.
  • B. NGC 4478
    NGC 4478 is an elliptical galaxy located in the constellation Virgo and is a member of the Virgo Cluster of galaxies.
  • 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. NGC 4472
    NGC 4472, also known as M49, is a giant elliptical galaxy in the Virgo Cluster and one of the brightest galaxies in the Virgo constellation.
  • 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. 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: NGC 1275
Triple: [Abell 426, hasCentralActiveGalaxy, NGC 1275]
Generated description
NGC 1275 is a bright, active galaxy in the Perseus Cluster known for its powerful radio emissions, complex filamentary gas structures, and a central supermassive black hole driving strong energetic activity.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: NGC 1275
Target entity description: NGC 1275 is a bright, active galaxy in the Perseus Cluster known for its powerful radio emissions, complex filamentary gas structures, and a central supermassive black hole driving strong energetic activity.
  • A. NGC 4696
    NGC 4696 is a massive elliptical galaxy that serves as the central dominant galaxy of the Centaurus Cluster, notable for its complex dust lanes and active galactic nucleus.
  • B. NGC 4478
    NGC 4478 is an elliptical galaxy located in the constellation Virgo and is a member of the Virgo Cluster of galaxies.
  • 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. NGC 4472
    NGC 4472, also known as M49, is a giant elliptical galaxy in the Virgo Cluster and one of the brightest galaxies in the Virgo constellation.
  • 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. chosen
PD Predicate disambiguation gpt-5-mini-2025-08-07
Target predicate: hasCentralActiveGalaxy
Context triple: [Abell 426, hasCentralActiveGalaxy, NGC 1275]
  • A. hasCentralGalaxy
    Indicates that a galaxy cluster or group possesses a specific galaxy that occupies the central, dominant position within it.
  • B. containsActiveGalaxy chosen
    Indicates that one entity (typically a region or structure in space) includes within its bounds an active galaxy as one of its components.
  • C. hasCentralBulge
    Indicates that an astronomical object, typically a galaxy, possesses a dense, rounded central concentration of stars or matter.
  • D. containsGalaxy
    Indicates that one entity spatially includes or encompasses a galaxy as part of its contents or structure.
  • E. isNonActiveGalaxy
    Indicates that a galaxy does not currently exhibit significant energetic activity in its nucleus, such as strong radiation or jets associated with an active galactic nucleus.
  • F. None of above.

Provenance (6 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_69e11e44d538819097c6b8f333af3352 completed April 16, 2026, 5:37 p.m.
NER Named-entity recognition batch_69f14eaa8cec819081c2ad031154ebe7 completed April 29, 2026, 12:19 a.m.
NED1 Entity disambiguation (via context triple) batch_6a0af0cceba881908102d7555c6dbcdc completed May 18, 2026, 10:58 a.m.
NEDg Description generation batch_6a0af19eaf38819098bc371db9d65460 completed May 18, 2026, 11:01 a.m.
NED2 Entity disambiguation (via description) batch_6a0af2a4aaa481909e7e0ab8a4fbef1d completed May 18, 2026, 11:06 a.m.
PD Predicate disambiguation batch_69e72ff0363081909f794d19c8a64837 completed April 21, 2026, 8:06 a.m.
Created at: April 16, 2026, 8:40 p.m.