Chester Roman Amphitheatre
E637574
Chester Roman Amphitheatre is a large, oval-shaped Roman military amphitheatre in Chester, England, notable as the largest known stone-built amphitheatre in Britain and a key archaeological site illustrating the city’s Roman past.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Chester Roman Amphitheatre canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T7027712 — 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: Chester Roman Amphitheatre Context triple: [Deva, hasArchaeologicalSite, Chester Roman Amphitheatre]
-
A.
Roman amphitheatre of Londinium
The Roman amphitheatre of Londinium was an ancient Roman arena in London used for public spectacles such as gladiatorial combat and other entertainments during the Roman occupation of Britain.
-
B.
Chesters Roman Fort
Chesters Roman Fort is a well-preserved Roman cavalry fort and museum site in Northumberland, England, notable for its extensive remains and artifacts from the Roman frontier.
-
C.
Corinium Museum
Corinium Museum is a museum in Cirencester, England, renowned for its extensive collection of Roman-era artifacts from the ancient town of Corinium Dobunnorum.
-
D.
Lydney Park Roman temple
Lydney Park Roman temple is a Romano-British religious complex in Gloucestershire, England, best known for its temple dedicated to the god Nodens and its rich archaeological finds.
-
E.
Roman Theatre of Verulamium
The Roman Theatre of Verulamium is a partially reconstructed open-air Roman theatre and archaeological site in St Albans, England, notable as one of the few visible remains of the ancient town of Verulamium.
- 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: Chester Roman Amphitheatre Target entity description: Chester Roman Amphitheatre is a large, oval-shaped Roman military amphitheatre in Chester, England, notable as the largest known stone-built amphitheatre in Britain and a key archaeological site illustrating the city’s Roman past.
-
A.
Roman amphitheatre of Londinium
The Roman amphitheatre of Londinium was an ancient Roman arena in London used for public spectacles such as gladiatorial combat and other entertainments during the Roman occupation of Britain.
-
B.
Chesters Roman Fort
Chesters Roman Fort is a well-preserved Roman cavalry fort and museum site in Northumberland, England, notable for its extensive remains and artifacts from the Roman frontier.
-
C.
Corinium Museum
Corinium Museum is a museum in Cirencester, England, renowned for its extensive collection of Roman-era artifacts from the ancient town of Corinium Dobunnorum.
-
D.
Lydney Park Roman temple
Lydney Park Roman temple is a Romano-British religious complex in Gloucestershire, England, best known for its temple dedicated to the god Nodens and its rich archaeological finds.
-
E.
Roman Theatre of Verulamium
The Roman Theatre of Verulamium is a partially reconstructed open-air Roman theatre and archaeological site in St Albans, England, notable as one of the few visible remains of the ancient town of Verulamium.
- F. None of above. chosen
Statements (46)
| Predicate | Object |
|---|---|
| instanceOf |
Roman amphitheatre
ⓘ
archaeological site ⓘ scheduled monument ⓘ |
| builtFor | Legio XX Valeria Victrix NERFINISHED ⓘ |
| capacity | up to 7,000 spectators ⓘ |
| coordinateLocation | 53.188°N 2.887°W ⓘ |
| country | United Kingdom ⓘ |
| currentUse |
educational site
ⓘ
tourist attraction ⓘ |
| diameter |
about 87.2 metres (north–south)
ⓘ
about 95.7 metres (east–west) ⓘ |
| discoveredBy | W. J. Williams NERFINISHED ⓘ |
| era | Roman Britain NERFINISHED ⓘ |
| excavatedBy | Grosvenor Museum archaeologists NERFINISHED ⓘ |
| hasNearbyStreet |
Little St John Street
NERFINISHED
ⓘ
Souters Lane NERFINISHED ⓘ |
| hasPart |
arena
ⓘ
entrance passageways ⓘ perimeter wall ⓘ terraced seating ⓘ |
| heritageDesignation |
Grade I listed building
ⓘ
Scheduled Monument ⓘ |
| inception | 2nd century ⓘ |
| locatedInTheAdministrativeTerritorialEntity | Cheshire West and Chester NERFINISHED ⓘ |
| locatedInTimeZone | Europe/London ⓘ |
| locatedNear |
Chester city walls
NERFINISHED
ⓘ
River Dee NERFINISHED ⓘ St John the Baptist’s Church, Chester NERFINISHED ⓘ |
| location |
Cheshire
NERFINISHED
ⓘ
Chester NERFINISHED ⓘ England ⓘ |
| materialUsed | stone ⓘ |
| occupant | Roman military ⓘ |
| openToPublic | yes ⓘ |
| operator | English Heritage NERFINISHED ⓘ |
| ownedBy | Cheshire West and Chester Council NERFINISHED ⓘ |
| partOf | Roman fortress of Deva Victrix NERFINISHED ⓘ |
| shape | oval ⓘ |
| significance |
key site for understanding Roman Chester
ⓘ
largest known stone-built Roman amphitheatre in Britain ⓘ |
| significantEvent |
excavations in the early 2000s
ⓘ
major excavations in the 1960s ⓘ rediscovery in the 1920s ⓘ |
| use |
gladiatorial games
ⓘ
military training ⓘ public entertainment ⓘ |
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: Chester Roman Amphitheatre Description of subject: Chester Roman Amphitheatre is a large, oval-shaped Roman military amphitheatre in Chester, England, notable as the largest known stone-built amphitheatre in Britain and a key archaeological site illustrating the city’s Roman past.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.