Aqua Appia
E204170
Aqua Appia was one of ancient Rome’s earliest aqueducts, constructed in the 4th century BCE to supply the city with fresh water.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Aqua Appia canonical | 5 |
How this entity was disambiguated
This entity first appeared as the object of triple T1807092 — 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 Appia Context triple: [Appius Claudius Caecus, notableWork, Aqua Appia]
-
A.
Aqua Paola aqueduct
The Aqua Paola aqueduct is a 17th-century Roman aqueduct and monumental fountain system that restored an ancient water supply to the city, culminating in the grand Fontana dell’Acqua Paola on the Janiculum Hill.
-
B.
Aqua Virgo aqueduct
The Aqua Virgo aqueduct is an ancient Roman waterway, completed in 19 BCE under Augustus, that has long supplied water to central Rome, including the Trevi Fountain.
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C.
Lavinium
Lavinium was an ancient coastal city of Latium in central Italy, traditionally associated with the legendary landing of Aeneas and the early origins of Roman religious cults.
-
D.
Aniene
The Aniene is a river in central Italy that flows through the Apennines and joins the Tiber near Rome, historically important as a water source for the ancient city.
-
E.
Valens Aqueduct
The Valens Aqueduct is a late Roman-era aqueduct in Istanbul, Turkey, that once formed a key part of the city’s water supply system and remains a prominent historic landmark.
- 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 Appia Target entity description: Aqua Appia was one of ancient Rome’s earliest aqueducts, constructed in the 4th century BCE to supply the city with fresh water.
-
A.
Aqua Paola aqueduct
The Aqua Paola aqueduct is a 17th-century Roman aqueduct and monumental fountain system that restored an ancient water supply to the city, culminating in the grand Fontana dell’Acqua Paola on the Janiculum Hill.
-
B.
Aqua Virgo aqueduct
The Aqua Virgo aqueduct is an ancient Roman waterway, completed in 19 BCE under Augustus, that has long supplied water to central Rome, including the Trevi Fountain.
-
C.
Lavinium
Lavinium was an ancient coastal city of Latium in central Italy, traditionally associated with the legendary landing of Aeneas and the early origins of Roman religious cults.
-
D.
Aniene
The Aniene is a river in central Italy that flows through the Apennines and joins the Tiber near Rome, historically important as a water source for the ancient city.
-
E.
Valens Aqueduct
The Valens Aqueduct is a late Roman-era aqueduct in Istanbul, Turkey, that once formed a key part of the city’s water supply system and remains a prominent historic landmark.
- F. None of above. chosen
Statements (45)
| Predicate | Object |
|---|---|
| instanceOf |
ancient Roman aqueduct
ⓘ
aqueduct ⓘ |
| alsoKnownAs | Appian Aqueduct ⓘ |
| associatedWithEvent |
Samnite Wars
ⓘ
linked to:
Roman–Samnite Wars
|
| belongsTo | infrastructure of ancient Rome ⓘ |
| builtDuringReignOf | Roman Republic censors of 312 BCE ⓘ |
| builtUnderOfficeOf | censor ⓘ |
| channelType | specus (covered water channel) ⓘ |
| connectedTo | city walls of Rome ⓘ |
| constructedBy |
Appius Claudius Caecus
ⓘ
Gaius Plautius Venox ⓘ |
| constructedInCentury | 4th century BCE ⓘ |
| constructionMaterial |
concrete
ⓘ
stone ⓘ |
| constructionTechnique | cut-and-cover tunnel ⓘ |
| country | Roman Republic ⓘ |
| designedFor | continuous water flow by gravity ⓘ |
| designedToAvoid | enemy attacks during the Samnite Wars ⓘ |
| documentedBy | Frontinus ⓘ |
| elevationRelativeToGround | mostly underground ⓘ |
| endPoint | Rome ⓘ |
| engineeringFeature | gravity-fed channel ⓘ |
| feeds |
baths in Rome
ⓘ
public fountains in Rome ⓘ |
| hasLanguageOfName | Latin ⓘ |
| heritage | example of early Roman hydraulic engineering ⓘ |
| historicalSignificance | first aqueduct of Rome ⓘ |
| inception | 312 BCE ⓘ |
| influenced | later Roman aqueduct design ⓘ |
| length | about 16 kilometers ⓘ |
| locatedIn |
Rome
ⓘ
substructure beneath modern Rome ⓘ |
| mentionedInWork | De aquaeductu urbis Romae ⓘ |
| namedAfter | Appius Claudius Caecus ⓘ |
| originalCapacity | approximately 73,000 cubic meters per day ⓘ |
| partiallyReplacedBy | later, higher-capacity aqueducts of Rome ⓘ |
| partOf | ancient Roman water supply system ⓘ |
| passesUnder | Aventine Hill ⓘ |
| purpose | supply fresh water to Rome ⓘ |
| routeCharacteristic | largely subterranean ⓘ |
| startPoint | area near the Via Praenestina ⓘ |
| status | partially preserved ⓘ |
| terminus | near the Forum Boarium ⓘ |
| waterSource | springs along the Via Praenestina ⓘ |
| 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 Appia Description of subject: Aqua Appia was one of ancient Rome’s earliest aqueducts, constructed in the 4th century BCE to supply the city with fresh water.
Referenced by (5)
Full triples — surface form annotated when it differs from this entity's canonical label.