Triple
T19203807
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | NGC 5408 |
E480178
|
entity |
| Predicate | hasAlternateName |
P39
|
FINISHED |
| Object |
PGC 50033
PGC 50033 is a dwarf irregular galaxy in the constellation Centaurus, better known as NGC 5408 and noted for hosting an ultraluminous X-ray source.
|
E1365233
|
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: PGC 50033 | Statement: [NGC 5408, hasAlternateName, PGC 50033]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: PGC 50033 Context triple: [NGC 5408, hasAlternateName, PGC 50033]
-
A.
PGC 54074
PGC 54074 is a faint dwarf spheroidal satellite galaxy of the Milky Way located in the constellation Ursa Minor.
-
B.
PGC 51659
PGC 51659 is a dwarf irregular galaxy in the constellation Ursa Major, cataloged in the Principal Galaxies Catalogue.
-
C.
PGC 61031
PGC 61031 is a faint spheroidal dwarf galaxy in the constellation Draco that is a satellite of the Milky Way and notable for its very low luminosity and dark-matter dominance.
-
D.
PGC 25527
PGC 25527 is a catalogued galaxy listed in the Principal Galaxies Catalogue, identified primarily through its astronomical coordinates and observed properties rather than a common name.
-
E.
PGC 31837
PGC 31837 is a dwarf irregular galaxy in the nearby universe, cataloged in multiple galaxy surveys including the Principal Galaxies Catalogue.
- 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: PGC 50033 Triple: [NGC 5408, hasAlternateName, PGC 50033]
Generated description
PGC 50033 is a dwarf irregular galaxy in the constellation Centaurus, better known as NGC 5408 and noted for hosting an ultraluminous X-ray source.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: PGC 50033 Target entity description: PGC 50033 is a dwarf irregular galaxy in the constellation Centaurus, better known as NGC 5408 and noted for hosting an ultraluminous X-ray source.
-
A.
PGC 54074
PGC 54074 is a faint dwarf spheroidal satellite galaxy of the Milky Way located in the constellation Ursa Minor.
-
B.
PGC 51659
PGC 51659 is a dwarf irregular galaxy in the constellation Ursa Major, cataloged in the Principal Galaxies Catalogue.
-
C.
PGC 61031
PGC 61031 is a faint spheroidal dwarf galaxy in the constellation Draco that is a satellite of the Milky Way and notable for its very low luminosity and dark-matter dominance.
-
D.
PGC 25527
PGC 25527 is a catalogued galaxy listed in the Principal Galaxies Catalogue, identified primarily through its astronomical coordinates and observed properties rather than a common name.
-
E.
PGC 31837
PGC 31837 is a dwarf irregular galaxy in the nearby universe, cataloged in multiple galaxy surveys including the Principal Galaxies Catalogue.
- 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_69d8e8cb8c348190b52075823911c869 |
completed | April 10, 2026, 12:10 p.m. |
| NER | Named-entity recognition | batch_69e5f99b37c081908c13e0b4cca52aa4 |
completed | April 20, 2026, 10:02 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_6a0700de73948190a22ce83fa351f099 |
completed | May 15, 2026, 11:17 a.m. |
| NEDg | Description generation | batch_6a07028a76ec8190a73f5ad24d380855 |
completed | May 15, 2026, 11:24 a.m. |
| NED2 | Entity disambiguation (via description) | batch_6a0703248b748190b683455342da7238 |
completed | May 15, 2026, 11:27 a.m. |
Created at: April 10, 2026, 1:16 p.m.