Aqua Virgo
E539880
Aqua Virgo is one of ancient Rome’s principal aqueducts, renowned for supplying water to the city and still partially functioning today as the source of the Trevi Fountain.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Aqua Virgo canonical | 2 |
How this entity was disambiguated
This entity first appeared as the object of triple T5683050 — 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: Aqua Virgo Context triple: [Aqua Virgo, hasLatinName, Aqua Virgo]
-
A.
Aqua Appia
Aqua Appia was one of ancient Rome’s earliest aqueducts, constructed in the 4th century BCE to supply the city with fresh water.
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B.
Aqua Anio Vetus
Aqua Anio Vetus was one of ancient Rome’s earliest major aqueducts, channeling water from the Aniene River to supply the growing city.
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C.
Hydrus
Hydrus is a small, faint constellation in the southern sky, often referred to as the "lesser water snake."
-
D.
Venus Cloacina
Venus Cloacina is an aspect of the Roman goddess Venus associated with purification and the Cloaca Maxima, the great sewer of ancient Rome.
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E.
Aventinus
Aventinus is the Latin name for the Aventine Hill, one of the seven hills of ancient Rome historically associated with plebeian settlement and several important temples.
- 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: Aqua Virgo Target entity description: Aqua Virgo is one of ancient Rome’s principal aqueducts, renowned for supplying water to the city and still partially functioning today as the source of the Trevi Fountain.
-
A.
Aqua Appia
Aqua Appia was one of ancient Rome’s earliest aqueducts, constructed in the 4th century BCE to supply the city with fresh water.
-
B.
Aqua Anio Vetus
Aqua Anio Vetus was one of ancient Rome’s earliest major aqueducts, channeling water from the Aniene River to supply the growing city.
-
C.
Hydrus
Hydrus is a small, faint constellation in the southern sky, often referred to as the "lesser water snake."
-
D.
Venus Cloacina
Venus Cloacina is an aspect of the Roman goddess Venus associated with purification and the Cloaca Maxima, the great sewer of ancient Rome.
-
E.
Aventinus
Aventinus is the Latin name for the Aventine Hill, one of the seven hills of ancient Rome historically associated with plebeian settlement and several important temples.
- F. None of above. chosen
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf |
ancient Roman aqueduct
ⓘ
aqueduct ⓘ |
| architecturalStyle | Roman hydraulic engineering ⓘ |
| associatedWith |
Roman engineering
ⓘ
Trevi district of Rome NERFINISHED ⓘ |
| builtUnderAuthorityOf | Augustus NERFINISHED ⓘ |
| cityServed | Rome NERFINISHED ⓘ |
| completedIn | 1st century BC ⓘ |
| constructionStart | 33 BC ⓘ |
| continent | Europe ⓘ |
| coordinateWith | Trevi Fountain water system NERFINISHED ⓘ |
| country | Italy ⓘ |
| endPoint |
Campus Martius
NERFINISHED
ⓘ
Rome NERFINISHED ⓘ Trevi Fountain NERFINISHED ⓘ |
| era | late Roman Republic ⓘ |
| feeds |
Fontana di Trevi
NERFINISHED
ⓘ
Trevi Fountain NERFINISHED ⓘ |
| hasCulturalSignificance | supports one of Rome’s most famous fountains ⓘ |
| hasFunction | urban water supply ⓘ |
| hasItalianName | Acqua Vergine NERFINISHED ⓘ |
| hasLatinName | Aqua Virgo NERFINISHED ⓘ |
| heritageStatus | part of Rome’s archaeological heritage ⓘ |
| historicalPeriodOfUse |
Middle Ages
NERFINISHED
ⓘ
ancient Rome NERFINISHED ⓘ modern era ⓘ |
| historicalUse |
supplied baths in Campus Martius
ⓘ
supplied public fountains in Rome ⓘ |
| inauguratedBy | Marcus Vipsanius Agrippa NERFINISHED ⓘ |
| length |
approximately 14 Roman miles
ⓘ
approximately 20 kilometers ⓘ |
| locatedIn | Rome ⓘ |
| modernSuccessor |
Acqua Vergine Antica
NERFINISHED
ⓘ
Acqua Vergine Nuova NERFINISHED ⓘ |
| namedAfter | Virgo (the Virgin) NERFINISHED ⓘ |
| nameLanguage | Latin ⓘ |
| notableFeature |
largely subterranean course
ⓘ
one of the few ancient Roman aqueducts still functioning ⓘ |
| partiallyPreserved | true ⓘ |
| partOf | ancient Roman aqueduct system ⓘ |
| primaryConduitType | underground channel ⓘ |
| region | Lazio ⓘ |
| startPoint |
east of Rome
ⓘ
near the eighth milestone of the Via Collatina ⓘ |
| stillInUse | partially ⓘ |
| survivesAs | Acqua Vergine modern aqueduct NERFINISHED ⓘ |
| waterSourceType | springs ⓘ |
| waterType | fresh water ⓘ |
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: Aqua Virgo Description of subject: Aqua Virgo is one of ancient Rome’s principal aqueducts, renowned for supplying water to the city and still partially functioning today as the source of the Trevi Fountain.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject surface form:
Aqua Virgo