Neptune VIII
E506475
Neptune VIII is the Roman numeral designation for Proteus, one of Neptune’s largest and irregularly shaped moons.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Neptune VIII canonical | 1 |
| Neptune VIII Proteus | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T5259618 — resolving that mention is where its identity was fixed. The disambiguator weighed these candidate entities and picked the highlighted one (or “None”, minting a new entity). This is how homonymy is resolved: the same surface form can point to different entities.
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Neptune VIII Context triple: [Proteus (moon), catalogDesignation, Neptune VIII]
-
A.
Neptunes
Neptunes is a music production duo best known for their influential work in hip-hop and pop, consisting of Pharrell Williams and Chad Hugo.
-
B.
Sidonia
Sidonia is a brilliant, enigmatic Jewish financier and philosopher in Benjamin Disraeli’s novel "Coningsby, or The New Generation," often seen as a reflection of Disraeli’s views on power, politics, and Jewish identity.
-
C.
Pluto IV
Pluto IV is the small outer moon of the dwarf planet Pluto, officially named Kerberos.
-
D.
Saturn IX
Saturn IX, officially named Phoebe, is an irregular, retrograde outer moon of Saturn believed to be a captured object from the outer Solar System.
-
E.
Teia
Teia was the final king of the Ostrogoths in Italy, known for leading their last resistance against the Eastern Roman Empire in the mid-6th century.
- 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: Neptune VIII Target entity description: Neptune VIII is the Roman numeral designation for Proteus, one of Neptune’s largest and irregularly shaped moons.
-
A.
Neptunes
Neptunes is a music production duo best known for their influential work in hip-hop and pop, consisting of Pharrell Williams and Chad Hugo.
-
B.
Sidonia
Sidonia is a brilliant, enigmatic Jewish financier and philosopher in Benjamin Disraeli’s novel "Coningsby, or The New Generation," often seen as a reflection of Disraeli’s views on power, politics, and Jewish identity.
-
C.
Pluto IV
Pluto IV is the small outer moon of the dwarf planet Pluto, officially named Kerberos.
-
D.
Saturn IX
Saturn IX, officially named Phoebe, is an irregular, retrograde outer moon of Saturn believed to be a captured object from the outer Solar System.
-
E.
Teia
Teia was the final king of the Ostrogoths in Italy, known for leading their last resistance against the Eastern Roman Empire in the mid-6th century.
- F. None of above. chosen
Statements (25)
| Predicate | Object |
|---|---|
| instanceOf |
moon of Neptune
ⓘ
natural satellite ⓘ |
| albedo | low ⓘ |
| alsoKnownAs | Proteus ⓘ |
| approximateDimensions_km | about 436 × 416 × 402 ⓘ |
| belongsToPlanetarySystem | Neptune system ⓘ |
| discoveredBy |
Stephen P. Synnott
ⓘ
Voyager 2 ⓘ Voyager 2 imaging team ⓘ
linked to:
Voyager imaging team
|
| discoveredDuring |
Voyager 2 Neptune flyby
ⓘ
linked to:
Voyager 2
|
| discoveryDate | 1989-07-07 ⓘ |
| discoveryMethod | spacecraft imaging ⓘ |
| eccentricity | low ⓘ |
| inclination | small relative to Neptune’s equator ⓘ |
| meanRadius_km | approximately 210 ⓘ |
| namedAfter | Proteus (mythology) ⓘ |
| orbitalPeriod_days | approximately 1.122 ⓘ |
| orbits | Neptune ⓘ |
| rankBySizeAroundNeptune | second largest moon of Neptune ⓘ |
| rotationPeriod_days | approximately 1.122 ⓘ |
| rotationState | synchronous rotation ⓘ |
| semiMajorAxis_km | approximately 117600 ⓘ |
| shape | irregular ⓘ |
| surfaceColor | dark ⓘ |
| surfaceFeatures | heavily cratered ⓘ |
How these facts were elicited
The pipeline generated the facts above by prompting gpt-5.1 with this entity's name + description and the instruction below.
Instruction
You are a knowledge base construction expert. Given a subject entity and a description of it, return factual statements that you know for the subject as a JSON list of dictionaries(triples), where keys must be "subject", "predicate" and "object". The number of facts may be very high, between 25 to 50 or more, for very popular subjects. For less popular subjects, the number of facts can be very low, like 5 or 10. # Requirements - If you don't know the subject at all, return an empty list. - If the subject is not a named entity, return an empty list. - Include at least one triple where predicate is "instanceOf". - Do not get too wordy. - Separate several objects into multiple triples with one object.
Input
Subject: Neptune VIII Description of subject: Neptune VIII is the Roman numeral designation for Proteus, one of Neptune’s largest and irregularly shaped moons.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.