Triple

T4618749
Position Surface form Disambiguated ID Type / Status
Subject Milky Way subgroup E100928 entity
Predicate hasMember P10 FINISHED
Object Antlia 2 Dwarf Galaxy
Antlia 2 Dwarf Galaxy is an extremely diffuse, low-surface-brightness satellite galaxy of the Milky Way, notable for its large size yet faint appearance and recent discovery through Gaia data.
E507881 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: Antlia 2 Dwarf Galaxy | Statement: [Milky Way subgroup, hasMember, Antlia 2 Dwarf Galaxy]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Antlia 2 Dwarf Galaxy
Context triple: [Milky Way subgroup, hasMember, Antlia 2 Dwarf Galaxy]
  • A. Reticulum II Dwarf Galaxy
    Reticulum II Dwarf Galaxy is an ultra-faint satellite galaxy of the Milky Way notable for its extreme dark matter dominance and unusually high abundance of heavy r-process elements.
  • B. Canes Venatici II Dwarf Galaxy
    Canes Venatici II Dwarf Galaxy is a faint, small satellite galaxy of the Milky Way located in the constellation Canes Venatici and classified as an ultra-faint dwarf spheroidal galaxy.
  • C. Bootes II Dwarf Galaxy
    Bootes II Dwarf Galaxy is a faint, ultra-low-luminosity satellite galaxy of the Milky Way located in the constellation Boötes.
  • D. Aquarius Dwarf Galaxy
    The Aquarius Dwarf Galaxy is a faint, small dwarf irregular galaxy on the outskirts of the Local Group, notable for its low luminosity and sparse stellar population.
  • E. Draco Dwarf Galaxy
    Draco Dwarf Galaxy is a faint, spheroidal satellite galaxy of the Milky Way, notable for its high dark matter content and very low rate of star formation.
  • 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: Antlia 2 Dwarf Galaxy
Triple: [Milky Way subgroup, hasMember, Antlia 2 Dwarf Galaxy]
Generated description
Antlia 2 Dwarf Galaxy is an extremely diffuse, low-surface-brightness satellite galaxy of the Milky Way, notable for its large size yet faint appearance and recent discovery through Gaia data.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Antlia 2 Dwarf Galaxy
Target entity description: Antlia 2 Dwarf Galaxy is an extremely diffuse, low-surface-brightness satellite galaxy of the Milky Way, notable for its large size yet faint appearance and recent discovery through Gaia data.
  • A. Reticulum II Dwarf Galaxy
    Reticulum II Dwarf Galaxy is an ultra-faint satellite galaxy of the Milky Way notable for its extreme dark matter dominance and unusually high abundance of heavy r-process elements.
  • B. Canes Venatici II Dwarf Galaxy
    Canes Venatici II Dwarf Galaxy is a faint, small satellite galaxy of the Milky Way located in the constellation Canes Venatici and classified as an ultra-faint dwarf spheroidal galaxy.
  • C. Bootes II Dwarf Galaxy
    Bootes II Dwarf Galaxy is a faint, ultra-low-luminosity satellite galaxy of the Milky Way located in the constellation Boötes.
  • D. Aquarius Dwarf Galaxy
    The Aquarius Dwarf Galaxy is a faint, small dwarf irregular galaxy on the outskirts of the Local Group, notable for its low luminosity and sparse stellar population.
  • E. Draco Dwarf Galaxy
    Draco Dwarf Galaxy is a faint, spheroidal satellite galaxy of the Milky Way, notable for its high dark matter content and very low rate of star formation.
  • 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_69bd43cf363c819087fd5ab441b4a3f4 completed March 20, 2026, 12:55 p.m.
NER Named-entity recognition batch_69bd59e247448190ad92f194cb1127c5 completed March 20, 2026, 2:29 p.m.
NED1 Entity disambiguation (via context triple) batch_69bf06913b448190be47c002641abd34 completed March 21, 2026, 8:58 p.m.
NEDg Description generation batch_69bf0708405c81908429336ab1a836cd completed March 21, 2026, 9 p.m.
NED2 Entity disambiguation (via description) batch_69bf079d8584819091bb6b9204644971 completed March 21, 2026, 9:03 p.m.
Created at: March 20, 2026, 1:12 p.m.