Triple

T16692542
Position Surface form Disambiguated ID Type / Status
Subject Cygnus E405628 entity
Predicate containsVariableStar P56969 FINISHED
Object V404 Cygni
V404 Cygni is a well-known black hole X-ray binary system in the constellation Cygnus, notable for its dramatic outbursts and strong variability.
E1229120 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: V404 Cygni | Statement: [Cygnus, containsVariableStar, V404 Cygni]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: V404 Cygni
Context triple: [Cygnus, containsVariableStar, V404 Cygni]
  • A. V838 Monocerotis
    V838 Monocerotis is a peculiar variable star best known for its spectacular 2002 outburst and subsequent expanding light echo, which produced some of the most striking astronomical images ever captured by the Hubble Space Telescope.
  • B. V Coronae Australis
    V Coronae Australis is a variable star located in the southern constellation Corona Australis.
  • C. Scorpius X-1
    Scorpius X-1 is a bright low-mass X-ray binary system and one of the strongest persistent X-ray sources in the sky, located in the constellation Scorpius.
  • D. TY Coronae Australis
    TY Coronae Australis is a young variable star in the Corona Australis constellation, associated with a nearby star-forming region and circumstellar material.
  • E. 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.
  • 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: V404 Cygni
Triple: [Cygnus, containsVariableStar, V404 Cygni]
Generated description
V404 Cygni is a well-known black hole X-ray binary system in the constellation Cygnus, notable for its dramatic outbursts and strong variability.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: V404 Cygni
Target entity description: V404 Cygni is a well-known black hole X-ray binary system in the constellation Cygnus, notable for its dramatic outbursts and strong variability.
  • A. V838 Monocerotis
    V838 Monocerotis is a peculiar variable star best known for its spectacular 2002 outburst and subsequent expanding light echo, which produced some of the most striking astronomical images ever captured by the Hubble Space Telescope.
  • B. V Coronae Australis
    V Coronae Australis is a variable star located in the southern constellation Corona Australis.
  • C. Scorpius X-1
    Scorpius X-1 is a bright low-mass X-ray binary system and one of the strongest persistent X-ray sources in the sky, located in the constellation Scorpius.
  • D. TY Coronae Australis
    TY Coronae Australis is a young variable star in the Corona Australis constellation, associated with a nearby star-forming region and circumstellar material.
  • E. 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.
  • 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_69d8838c28748190b3f5967c743940ab completed April 10, 2026, 4:58 a.m.
NER Named-entity recognition batch_69e37eaacb948190954231c9e97a4adf completed April 18, 2026, 12:52 p.m.
NED1 Entity disambiguation (via context triple) batch_6a0091984dcc8190b0b20d2e57bc3a11 completed May 10, 2026, 2:09 p.m.
NEDg Description generation batch_6a0092244d788190b24f56f0b166dc20 completed May 10, 2026, 2:11 p.m.
NED2 Entity disambiguation (via description) batch_6a00929d803881908d0bb6c566cd112a completed May 10, 2026, 2:13 p.m.
Created at: April 10, 2026, 5:19 a.m.