Triple

T5410462
Position Surface form Disambiguated ID Type / Status
Subject Virgo Cluster E121000 entity
Predicate containsGalaxy P57286 FINISHED
Object 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.
E525422 NE FINISHED

How this triple was built (4 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 4649 | Statement: [Virgo Cluster, containsGalaxy, NGC 4649]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: NGC 4649
Context triple: [Virgo Cluster, containsGalaxy, NGC 4649]
  • A. 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.
  • B. NGC 4639
    NGC 4639 is a barred spiral galaxy in the constellation Virgo that hosts an active galactic nucleus and lies on the outskirts of the Virgo Cluster.
  • 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 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.
  • E. NGC 5236
    NGC 5236, also known as the Southern Pinwheel Galaxy or Messier 83, is a bright, nearby barred spiral starburst galaxy prominent in the constellation Hydra.
  • 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 4649
Triple: [Virgo Cluster, containsGalaxy, NGC 4649]
Generated description
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.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: NGC 4649
Target entity description: 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.
  • A. 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.
  • B. NGC 4639
    NGC 4639 is a barred spiral galaxy in the constellation Virgo that hosts an active galactic nucleus and lies on the outskirts of the Virgo Cluster.
  • 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 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.
  • E. NGC 5236
    NGC 5236, also known as the Southern Pinwheel Galaxy or Messier 83, is a bright, nearby barred spiral starburst galaxy prominent in the constellation Hydra.
  • F. None of above. chosen

Provenance (5 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_69bd463a41cc8190b32ff5af2b96ca93 completed March 20, 2026, 1:06 p.m.
NER Named-entity recognition batch_69bd87985ee0819092a9a5cd6a948138 completed March 20, 2026, 5:44 p.m.
NED1 Entity disambiguation (via context triple) batch_69bf8bc6c2d08190b3b83504b7a3fbcb completed March 22, 2026, 6:27 a.m.
NEDg Description generation batch_69bf8d7cab5081909965891204b32f28 completed March 22, 2026, 6:34 a.m.
NED2 Entity disambiguation (via description) batch_69bf8dc268208190a84a7986be13a249 completed March 22, 2026, 6:35 a.m.
Created at: March 20, 2026, 2:05 p.m.