Triple

T4835297
Position Surface form Disambiguated ID Type / Status
Subject Centaurus A/M83 Group E108043 entity
Predicate containsGalaxy P57286 FINISHED
Object NGC 5408
NGC 5408 is a dwarf irregular galaxy notable for hosting an ultraluminous X-ray source and active star formation, located in the nearby Centaurus A/M83 galaxy group.
E480178 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 5408 | Statement: [Centaurus A/M83 Group, containsGalaxy, NGC 5408]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: NGC 5408
Context triple: [Centaurus A/M83 Group, containsGalaxy, NGC 5408]
  • A. NGC 4945
    NGC 4945 is a nearby, edge-on barred spiral galaxy in the constellation Centaurus, notable for its active galactic nucleus and intense star-forming activity.
  • B. NGC 2403
    NGC 2403 is a nearby spiral galaxy in the constellation Camelopardalis, notable for its active star formation and numerous observed supernovae.
  • C. NGC 5253
    NGC 5253 is a nearby blue compact dwarf galaxy in the constellation Centaurus, notable for its intense starburst activity and young massive star clusters.
  • 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 2976
    NGC 2976 is a nearby dwarf spiral galaxy in the constellation Ursa Major and a member of the M81 Group of galaxies.
  • 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 5408
Triple: [Centaurus A/M83 Group, containsGalaxy, NGC 5408]
Generated description
NGC 5408 is a dwarf irregular galaxy notable for hosting an ultraluminous X-ray source and active star formation, located in the nearby Centaurus A/M83 galaxy group.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: NGC 5408
Target entity description: NGC 5408 is a dwarf irregular galaxy notable for hosting an ultraluminous X-ray source and active star formation, located in the nearby Centaurus A/M83 galaxy group.
  • A. NGC 4945
    NGC 4945 is a nearby, edge-on barred spiral galaxy in the constellation Centaurus, notable for its active galactic nucleus and intense star-forming activity.
  • B. NGC 2403
    NGC 2403 is a nearby spiral galaxy in the constellation Camelopardalis, notable for its active star formation and numerous observed supernovae.
  • C. NGC 5253
    NGC 5253 is a nearby blue compact dwarf galaxy in the constellation Centaurus, notable for its intense starburst activity and young massive star clusters.
  • 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 2976
    NGC 2976 is a nearby dwarf spiral galaxy in the constellation Ursa Major and a member of the M81 Group of galaxies.
  • 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_69bd43fbe444819085cb970706ef73f7 completed March 20, 2026, 12:56 p.m.
NER Named-entity recognition batch_69bd6ce00cd48190a675fb75eae152c2 completed March 20, 2026, 3:50 p.m.
NED1 Entity disambiguation (via context triple) batch_69be778cace48190ad28eaf21aec7146 completed March 21, 2026, 10:48 a.m.
NEDg Description generation batch_69be783708d48190ad8d48e16e771b19 completed March 21, 2026, 10:51 a.m.
NED2 Entity disambiguation (via description) batch_69be78a0bdc88190bd8458658f15f879 completed March 21, 2026, 10:53 a.m.
Created at: March 20, 2026, 1:25 p.m.