Triple
T21026169
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Sombrero Galaxy |
E517946
|
entity |
| Predicate | isMessierObject |
P20402
|
FINISHED |
| Object | Messier 104 |
—
|
NE NERFINISHED |
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: Messier 104 | Statement: [Sombrero Galaxy, isMessierObject, Messier 104]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Messier 104 Context triple: [Sombrero Galaxy, isMessierObject, Messier 104]
-
A.
Messier 54
Messier 54 is a dense globular star cluster located in the constellation Sagittarius, notable for being one of the first globular clusters found to belong to a dwarf galaxy outside the Milky Way.
-
B.
Messier 108
Messier 108 is a barred spiral galaxy viewed nearly edge-on from Earth, notable for its rich dust lanes and active star-forming regions.
-
C.
Messier 107
Messier 107 is a globular star cluster in the constellation Ophiuchus, notable for its relatively loose structure and rich population of ancient stars.
-
D.
Messier 14
Messier 14 is a bright globular star cluster in the constellation Ophiuchus, composed of hundreds of thousands of ancient stars densely packed together.
-
E.
Messier 48
Messier 48 is an open star cluster located in the constellation Hydra, visible to the naked eye under dark skies.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Messier 104 Target entity description: Messier 104 is a bright, nearby spiral galaxy with a prominent dust lane and large central bulge, popularly known as the Sombrero Galaxy in the constellation Virgo.
-
A.
Messier 54
Messier 54 is a dense globular star cluster located in the constellation Sagittarius, notable for being one of the first globular clusters found to belong to a dwarf galaxy outside the Milky Way.
-
B.
Messier 108
Messier 108 is a barred spiral galaxy viewed nearly edge-on from Earth, notable for its rich dust lanes and active star-forming regions.
-
C.
Messier 107
Messier 107 is a globular star cluster in the constellation Ophiuchus, notable for its relatively loose structure and rich population of ancient stars.
-
D.
Messier 14
Messier 14 is a bright globular star cluster in the constellation Ophiuchus, composed of hundreds of thousands of ancient stars densely packed together.
-
E.
Messier 48
Messier 48 is an open star cluster located in the constellation Hydra, visible to the naked eye under dark skies.
- F. None of above. chosen
PD
Predicate disambiguation
gpt-5-mini-2025-08-07
Target predicate: isMessierObject Context triple: [Sombrero Galaxy, isMessierObject, Messier 104]
-
A.
hasMessierNumber
chosen
Indicates that an astronomical object is identified by a specific catalog entry in the Messier catalog.
-
B.
isAstronomicalObject
Indicates that something is classified as an astronomical object, such as a star, planet, moon, asteroid, or similar celestial body.
-
C.
hasDeepSkyObject
Indicates that an entity is associated with or contains a specific deep-sky astronomical object (such as a galaxy, nebula, or star cluster).
-
D.
hasCaldwellNumber
Indicates that an astronomical object is associated with a specific entry in the Caldwell catalog, identified by its Caldwell number.
-
E.
hostGalaxyMessierNumber
Indicates the Messier catalog number assigned to the galaxy that serves as the host for the referenced astronomical object.
- F. None of above.
Provenance (3 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_69e0b503275c8190afd9a163f997c709 |
completed | April 16, 2026, 10:08 a.m. |
| NER | Named-entity recognition | batch_69e6fc7c262c8190bceb8fd26be76983 |
completed | April 21, 2026, 4:26 a.m. |
| PD | Predicate disambiguation | batch_69e5dbf274ac81909bbf245627dc8fdc |
completed | April 20, 2026, 7:55 a.m. |
Created at: April 16, 2026, 1:55 p.m.