Triple

T2457385
Position Surface form Disambiguated ID Type / Status
Subject Syracuse and the Rocky Necropolis of Pantalica E54453 entity
Predicate contains P35 FINISHED
Object Roman amphitheatre of Syracuse
The Roman amphitheatre of Syracuse is a large ancient Roman arena in Sicily, renowned as one of the most impressive and well-preserved examples of Roman public architecture in the region.
E54453 NE FINISHED

How this triple was built (4 steps)

Every LLM step that produced this triple, in pipeline order — named-entity classification, the disambiguation choices (the exact options shown, with the pick highlighted), and the generated description. The batch + timestamp of each is in the Provenance table below.

NER Named-entity recognition gpt-5-mini
Instruction
Given a phrase, classify it is english named entity (e.g., persons, organizations, works of art) in Latin script, or not (e.g., literals, dates, URLs, verbose phrases). For disambiguation, the statement where the phrase occurs as object is also given. Please return a JSON object with `phrase` (string, the phrase being analyzed) and `is_ne` (boolean, indicating whether the phrase is a Named Entity).
Input
Phrase: Roman amphitheatre of Syracuse | Statement: [Syracuse and the Rocky Necropolis of Pantalica, contains, Roman amphitheatre of Syracuse]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Roman amphitheatre of Syracuse
Context triple: [Syracuse and the Rocky Necropolis of Pantalica, contains, Roman amphitheatre of Syracuse]
  • A. Roman Amphitheatre of Alexandria
    The Roman Amphitheatre of Alexandria is an ancient Greco-Roman performance and gathering venue in Alexandria, Egypt, notable for its well-preserved marble seating and role in the city’s classical archaeological heritage.
  • B. amphitheatre of Capua
    The amphitheatre of Capua is an ancient Roman arena in Santa Maria Capua Vetere, Italy, renowned as one of the largest and most important amphitheatres of the Roman Empire, second only to the Colosseum in size.
  • C. El Jem Amphitheatre
    El Jem Amphitheatre is a massive, well-preserved Roman colosseum in central Tunisia, renowned as one of North Africa’s most impressive ancient monuments and a UNESCO World Heritage Site.
  • D. Syracuse and the Rocky Necropolis of Pantalica
    Syracuse and the Rocky Necropolis of Pantalica is a UNESCO World Heritage Site in southeastern Sicily that encompasses the ancient Greek city of Syracuse and an extensive prehistoric rock-cut necropolis, reflecting over three millennia of Mediterranean history and culture.
  • E. amphitheatre of Pompeii
    The amphitheatre of Pompeii is an ancient Roman arena, one of the oldest surviving stone amphitheatres, renowned for its well-preserved structure and insight into early Roman public entertainment.
  • F. None of above. chosen
  • G. Unsure - the case is ambiguous/there is not enough information to decide.
NEDg Description generation gpt-5.1
Instruction
Generate a one-sentence description of the target entity. 
You are given a context triple in the form (subject, predicate, object), where the object is the target entity. 
# Instructions
Use the triple to infer relevant information about the entity. Describe the entity based on what is most defining, well-known. 
Avoid repeating the information from the triple, unless really essential.
# Response Format
Return only the sentence: "Description: [one-sentence description of the target entity]"
Input
Entity: Roman amphitheatre of Syracuse
Triple: [Syracuse and the Rocky Necropolis of Pantalica, contains, Roman amphitheatre of Syracuse]
Generated description
The Roman amphitheatre of Syracuse is a large ancient Roman arena in Sicily, renowned as one of the most impressive and well-preserved examples of Roman public architecture in the region.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Roman amphitheatre of Syracuse
Target entity description: The Roman amphitheatre of Syracuse is a large ancient Roman arena in Sicily, renowned as one of the most impressive and well-preserved examples of Roman public architecture in the region.
  • A. Roman Amphitheatre of Alexandria
    The Roman Amphitheatre of Alexandria is an ancient Greco-Roman performance and gathering venue in Alexandria, Egypt, notable for its well-preserved marble seating and role in the city’s classical archaeological heritage.
  • B. amphitheatre of Capua
    The amphitheatre of Capua is an ancient Roman arena in Santa Maria Capua Vetere, Italy, renowned as one of the largest and most important amphitheatres of the Roman Empire, second only to the Colosseum in size.
  • C. El Jem Amphitheatre
    El Jem Amphitheatre is a massive, well-preserved Roman colosseum in central Tunisia, renowned as one of North Africa’s most impressive ancient monuments and a UNESCO World Heritage Site.
  • D. Syracuse and the Rocky Necropolis of Pantalica chosen
    Syracuse and the Rocky Necropolis of Pantalica is a UNESCO World Heritage Site in southeastern Sicily that encompasses the ancient Greek city of Syracuse and an extensive prehistoric rock-cut necropolis, reflecting over three millennia of Mediterranean history and culture.
  • E. amphitheatre of Pompeii
    The amphitheatre of Pompeii is an ancient Roman arena, one of the oldest surviving stone amphitheatres, renowned for its well-preserved structure and insight into early Roman public entertainment.
  • F. None of above.

Provenance (5 batches)

The batch behind each pipeline step, in order, with when it ran. Timestamps are batch-level — stages were processed in waves, so the object chain (NER → NED1 → NEDg → NED2) reads in order, but predicate / elicitation batches can sit in a different wave.

Step Stage Batch ID Status When
creating Elicitation batch_69ab49dee84c819096b50a0049c347ac completed March 6, 2026, 9:40 p.m.
NER Named-entity recognition batch_69abd10860188190bfc4c554914487b4 completed March 7, 2026, 7:17 a.m.
NED1 Entity disambiguation (via context triple) batch_69aef0cd7adc8190b855eb28285fefc5 completed March 9, 2026, 4:09 p.m.
NEDg Description generation batch_69aef53740508190893b14bb1b411a30 completed March 9, 2026, 4:28 p.m.
NED2 Entity disambiguation (via description) batch_69aef9594024819088e7afc0e64429ff completed March 9, 2026, 4:46 p.m.
Created at: March 6, 2026, 9:44 p.m.