Roman theatre of Ostia
E611972
The Roman theatre of Ostia is an ancient open-air performance venue in the former port city of Rome, notable for its well-preserved semicircular seating and role in the social and cultural life of Ostia Antica.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Roman theatre of Ostia canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T6686395 — 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: Roman theatre of Ostia Context triple: [Ostia Antica archaeological site, hasStructure, Roman theatre of Ostia]
-
A.
Theatre of Marcellus, Rome
The Theatre of Marcellus in Rome is an ancient open-air Roman theatre, begun by Julius Caesar and completed by Augustus, that served as a monumental prototype for later European theatre architecture.
-
B.
Roman Theatre of Aosta
The Roman Theatre of Aosta is a well-preserved ancient Roman performance venue in the Alpine city of Aosta, Italy, notable for its imposing façade and archaeological significance.
-
C.
Roman Theatre
The Roman Theatre in Amman is a large, well-preserved 2nd-century AD Roman amphitheater that serves as one of Jordan’s most prominent archaeological and cultural landmarks.
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D.
Roman Theatre of Orange
The Roman Theatre of Orange is an exceptionally well-preserved ancient Roman theatre in southern France, renowned for its monumental stage wall and continued use as a performance venue.
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E.
Ostia Antica archaeological site
Ostia Antica archaeological site is an extensive ancient Roman harbor city near the mouth of the Tiber River, renowned for its well-preserved ruins that offer a vivid picture of daily life in imperial Rome.
- 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: Roman theatre of Ostia Target entity description: The Roman theatre of Ostia is an ancient open-air performance venue in the former port city of Rome, notable for its well-preserved semicircular seating and role in the social and cultural life of Ostia Antica.
-
A.
Theatre of Marcellus, Rome
The Theatre of Marcellus in Rome is an ancient open-air Roman theatre, begun by Julius Caesar and completed by Augustus, that served as a monumental prototype for later European theatre architecture.
-
B.
Roman Theatre of Aosta
The Roman Theatre of Aosta is a well-preserved ancient Roman performance venue in the Alpine city of Aosta, Italy, notable for its imposing façade and archaeological significance.
-
C.
Roman Theatre
The Roman Theatre in Amman is a large, well-preserved 2nd-century AD Roman amphitheater that serves as one of Jordan’s most prominent archaeological and cultural landmarks.
-
D.
Roman Theatre of Orange
The Roman Theatre of Orange is an exceptionally well-preserved ancient Roman theatre in southern France, renowned for its monumental stage wall and continued use as a performance venue.
-
E.
Ostia Antica archaeological site
Ostia Antica archaeological site is an extensive ancient Roman harbor city near the mouth of the Tiber River, renowned for its well-preserved ruins that offer a vivid picture of daily life in imperial Rome.
- F. None of above. chosen
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf |
ancient Roman theatre
ⓘ
archaeological site ⓘ open-air performance venue ⓘ |
| architecturalStyle | ancient Roman architecture ⓘ |
| associatedWith |
Roman Empire
ⓘ
Roman Republic ⓘ |
| builtInPeriod | late 1st century BC ⓘ |
| capacity | approximately 3000 spectators ⓘ |
| constructionTechnique | opus latericium ⓘ |
| country | Italy ⓘ |
| culturalPeriod | Roman antiquity ⓘ |
| currentUse |
tourist attraction
ⓘ
venue for modern performances ⓘ |
| floorPlan | radial seating arrangement ⓘ |
| hasPart |
cavea
ⓘ
orchestra ⓘ scaenae frons ⓘ seating tiers ⓘ stage building ⓘ vomitoria ⓘ |
| hasTouristInformation | on-site explanatory panels ⓘ |
| heritageDesignation | archaeological monument ⓘ |
| locatedIn |
Italy
ⓘ
Lazio ⓘ Metropolitan City of Rome Capital ⓘ Ostia ⓘ Ostia Antica ⓘ
linked to:
Ostia Antica archaeological site
|
| locatedNear |
Forum of Ostia
ⓘ
Piazzale delle Corporazioni ⓘ Tiber River ⓘ
linked to:
Tiber
|
| managedBy |
Parco Archeologico di Ostia Antica
ⓘ
linked to:
Ostia Antica archaeological site
|
| materialUsed |
brick
ⓘ
concrete ⓘ stone ⓘ |
| nearbyCity | Rome ⓘ |
| ownedBy |
Italian state
ⓘ
linked to:
Italian Republic
|
| partOf |
archaeological site of Ostia Antica
ⓘ
linked to:
Ostia Antica archaeological site
|
| preservationStatus | well-preserved ⓘ |
| rebuiltInPeriod | 2nd century AD ⓘ |
| region | Central Italy ⓘ |
| shape | semicircular ⓘ |
| significance |
important example of Roman theatre architecture
ⓘ
important for understanding social life in Ostia Antica ⓘ |
| touristAttraction | yes ⓘ |
| usedFor |
cultural events
ⓘ
public gatherings ⓘ social activities ⓘ theatrical performances ⓘ |
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: Roman theatre of Ostia Description of subject: The Roman theatre of Ostia is an ancient open-air performance venue in the former port city of Rome, notable for its well-preserved semicircular seating and role in the social and cultural life of Ostia Antica.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.