Triple
T18443824
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | NGC 6520 |
E450602
|
entity |
| Predicate | projectedAgainst |
P29992
|
FINISHED |
| Object | dark nebula Barnard 86 |
—
|
NE NERFINISHED |
How this triple was built (3 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: dark nebula Barnard 86 | Statement: [NGC 6520, projectedAgainst, dark nebula Barnard 86]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: dark nebula Barnard 86 Context triple: [NGC 6520, projectedAgainst, dark nebula Barnard 86]
-
A.
Eight-Burst Nebula
The Eight-Burst Nebula is a bright, complex planetary nebula in the constellation Vela, notable for its intricate, overlapping ring-like structures revealed in detailed astronomical images.
-
B.
Lynds Dark Nebula 1634
Lynds Dark Nebula 1634 is a dense, star-forming dark cloud of gas and dust located within the Orion region, visible primarily by the starlight it obscures.
-
C.
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.
-
D.
N66 (nebula)
N66 is a massive star-forming emission nebula in the Small Magellanic Cloud, notable as one of the most active stellar nurseries in the Local Group of galaxies.
-
E.
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.
- 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: dark nebula Barnard 86 Target entity description: Dark nebula Barnard 86 is a small, dense interstellar cloud of gas and dust in the constellation Sagittarius that appears as a strikingly black patch obscuring the rich star fields of the Milky Way.
-
A.
Eight-Burst Nebula
The Eight-Burst Nebula is a bright, complex planetary nebula in the constellation Vela, notable for its intricate, overlapping ring-like structures revealed in detailed astronomical images.
-
B.
Lynds Dark Nebula 1634
Lynds Dark Nebula 1634 is a dense, star-forming dark cloud of gas and dust located within the Orion region, visible primarily by the starlight it obscures.
-
C.
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.
-
D.
N66 (nebula)
N66 is a massive star-forming emission nebula in the Small Magellanic Cloud, notable as one of the most active stellar nurseries in the Local Group of galaxies.
-
E.
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.
- F. None of above. chosen
Provenance (2 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_69d8d381d6388190a9e94e9c658174e4 |
completed | April 10, 2026, 10:40 a.m. |
| NER | Named-entity recognition | batch_69e51c12a0248190a848a1fe833a1975 |
completed | April 19, 2026, 6:16 p.m. |
Created at: April 10, 2026, 11:30 a.m.