Triple

T2990625
Position Surface form Disambiguated ID Type / Status
Subject Cagliari E80741 entity
Predicate hasLandmark P105 FINISHED
Object Roman Amphitheatre of Cagliari
The Roman Amphitheatre of Cagliari is an ancient Roman arena carved into a hillside in Cagliari, Sardinia, historically used for public spectacles such as gladiatorial games and now a prominent archaeological and tourist site.
E316317 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 Cagliari | Statement: [Cagliari, hasLandmark, Roman Amphitheatre of Cagliari]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Roman Amphitheatre of Cagliari
Context triple: [Cagliari, hasLandmark, Roman Amphitheatre of Cagliari]
  • A. Roman Theatre of Cádiz
    The Roman Theatre of Cádiz is an ancient Roman amphitheater in southern Spain, notable as one of the oldest and largest such structures on the Iberian Peninsula.
  • B. 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.
  • C. Villa des Arènes
    Villa des Arènes is a historic 17th-century Genoese-style villa in Nice, France, best known today as the building that houses the Musée Matisse.
  • D. 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.
  • E. Roman Theatre of Málaga
    The Roman Theatre of Málaga is an ancient first-century BC Roman amphitheater, one of the city's oldest monuments, located at the foot of the Alcazaba fortress in southern Spain.
  • 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 Cagliari
Triple: [Cagliari, hasLandmark, Roman Amphitheatre of Cagliari]
Generated description
The Roman Amphitheatre of Cagliari is an ancient Roman arena carved into a hillside in Cagliari, Sardinia, historically used for public spectacles such as gladiatorial games and now a prominent archaeological and tourist site.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Roman Amphitheatre of Cagliari
Target entity description: The Roman Amphitheatre of Cagliari is an ancient Roman arena carved into a hillside in Cagliari, Sardinia, historically used for public spectacles such as gladiatorial games and now a prominent archaeological and tourist site.
  • A. Roman Theatre of Cádiz
    The Roman Theatre of Cádiz is an ancient Roman amphitheater in southern Spain, notable as one of the oldest and largest such structures on the Iberian Peninsula.
  • B. 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.
  • C. Villa des Arènes
    Villa des Arènes is a historic 17th-century Genoese-style villa in Nice, France, best known today as the building that houses the Musée Matisse.
  • D. 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.
  • E. Roman Theatre of Málaga
    The Roman Theatre of Málaga is an ancient first-century BC Roman amphitheater, one of the city's oldest monuments, located at the foot of the Alcazaba fortress in southern Spain.
  • F. None of above. chosen

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_69ad8b16c3488190b47b6aa7a59a335b completed March 8, 2026, 2:43 p.m.
NER Named-entity recognition batch_69ad99de55208190bc56ecbe08638e5a completed March 8, 2026, 3:46 p.m.
NED1 Entity disambiguation (via context triple) batch_69b10900bf2481908b7742604c6d75e9 completed March 11, 2026, 6:17 a.m.
NEDg Description generation batch_69b10bda5d848190af553c5f245b165d completed March 11, 2026, 6:29 a.m.
NED2 Entity disambiguation (via description) batch_69b10c9198288190a3e3ea7112ea4460 completed March 11, 2026, 6:32 a.m.
Created at: March 8, 2026, 2:59 p.m.