Triple
T12175607
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | NGC 3372 |
E290078
|
entity |
| Predicate | containsStructure |
P841
|
FINISHED |
| Object |
Keyhole Nebula
The Keyhole Nebula is a small, dark, irregularly shaped cloud of gas and dust silhouetted against the bright Carina Nebula, noted for its striking appearance and active star-forming regions.
|
E963082
|
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: Keyhole Nebula | Statement: [NGC 3372, containsStructure, Keyhole Nebula]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Keyhole Nebula Context triple: [NGC 3372, containsStructure, Keyhole Nebula]
-
A.
Merope Nebula
The Merope Nebula is a bright reflection nebula in the Pleiades star cluster, illuminated by and surrounding the hot blue star Merope in the constellation Taurus.
-
B.
Medusa Nebula
Medusa Nebula is a large, faint planetary nebula in the constellation Gemini, known for its filamentary, serpentine structures that inspired its mythological name.
-
C.
Pacman Nebula
The Pacman Nebula is a bright emission nebula in the constellation Cassiopeia, notable for its star-forming regions and distinctive shape that resembles the classic video game character Pac-Man.
-
D.
Homunculus Nebula
The Homunculus Nebula is a bipolar cloud of gas and dust surrounding the massive, unstable star Eta Carinae, formed by its violent 19th-century eruptions.
-
E.
Thor’s Helmet Nebula
Thor’s Helmet Nebula is an emission nebula and wind-blown bubble surrounding a massive Wolf–Rayet star, notable for its helmet-like shape and bright filaments.
- 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: Keyhole Nebula Triple: [NGC 3372, containsStructure, Keyhole Nebula]
Generated description
The Keyhole Nebula is a small, dark, irregularly shaped cloud of gas and dust silhouetted against the bright Carina Nebula, noted for its striking appearance and active star-forming regions.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Keyhole Nebula Target entity description: The Keyhole Nebula is a small, dark, irregularly shaped cloud of gas and dust silhouetted against the bright Carina Nebula, noted for its striking appearance and active star-forming regions.
-
A.
Merope Nebula
The Merope Nebula is a bright reflection nebula in the Pleiades star cluster, illuminated by and surrounding the hot blue star Merope in the constellation Taurus.
-
B.
Medusa Nebula
Medusa Nebula is a large, faint planetary nebula in the constellation Gemini, known for its filamentary, serpentine structures that inspired its mythological name.
-
C.
Pacman Nebula
The Pacman Nebula is a bright emission nebula in the constellation Cassiopeia, notable for its star-forming regions and distinctive shape that resembles the classic video game character Pac-Man.
-
D.
Homunculus Nebula
chosen
The Homunculus Nebula is a bipolar cloud of gas and dust surrounding the massive, unstable star Eta Carinae, formed by its violent 19th-century eruptions.
-
E.
Thor’s Helmet Nebula
Thor’s Helmet Nebula is an emission nebula and wind-blown bubble surrounding a massive Wolf–Rayet star, notable for its helmet-like shape and bright filaments.
- F. None of above.
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_69d6ab4d6c00819095a9a7c35de83cfb |
completed | April 8, 2026, 7:23 p.m. |
| NER | Named-entity recognition | batch_69d915dc71788190bdaadf7be9d8d6ce |
completed | April 10, 2026, 3:23 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69f61e505fc481909cdd2dabcef8d948 |
completed | May 2, 2026, 3:54 p.m. |
| NEDg | Description generation | batch_69f62260d6708190808e52935a27e2c1 |
completed | May 2, 2026, 4:12 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69f6230f4c8081908a759efa43b4800b |
completed | May 2, 2026, 4:15 p.m. |
Created at: April 8, 2026, 9:50 p.m.