Triple

T17072945
Position Surface form Disambiguated ID Type / Status
Subject Drobeta-Turnu Severin E414266 entity
Predicate namedAfter P63 FINISHED
Object medieval fortress Turnu Severin
Medieval fortress Turnu Severin was a historic stronghold on the Danube that served as a key defensive and strategic center in the medieval history of the region now known as Drobeta-Turnu Severin, Romania.
E1249534 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: medieval fortress Turnu Severin | Statement: [Drobeta-Turnu Severin, namedAfter, medieval fortress Turnu Severin]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: medieval fortress Turnu Severin
Context triple: [Drobeta-Turnu Severin, namedAfter, medieval fortress Turnu Severin]
  • A. Suceava Fortress
    Suceava Fortress is a medieval stronghold in northeastern Romania that served as a key defensive and administrative center for the rulers of Moldavia.
  • B. Brașov Fortress
    Brașov Fortress is a historic defensive stronghold overlooking the city of Brașov in Romania, built to protect the medieval town from invading forces.
  • C. Soroca Fortress
    Soroca Fortress is a well-preserved medieval stone fortification on the Dniester River in Moldova, renowned for its distinctive circular design and historical role in regional defense.
  • D. Râșnov Fortress
    Râșnov Fortress is a well-preserved medieval hilltop citadel in Romania, renowned for its defensive architecture and panoramic views over the surrounding Carpathian landscape.
  • E. Făgăraș Fortress
    Făgăraș Fortress is a well-preserved medieval stronghold in central Romania, renowned for its massive defensive walls, surrounding moat, and role as a historic Transylvanian princely residence.
  • 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: medieval fortress Turnu Severin
Triple: [Drobeta-Turnu Severin, namedAfter, medieval fortress Turnu Severin]
Generated description
Medieval fortress Turnu Severin was a historic stronghold on the Danube that served as a key defensive and strategic center in the medieval history of the region now known as Drobeta-Turnu Severin, Romania.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: medieval fortress Turnu Severin
Target entity description: Medieval fortress Turnu Severin was a historic stronghold on the Danube that served as a key defensive and strategic center in the medieval history of the region now known as Drobeta-Turnu Severin, Romania.
  • A. Suceava Fortress
    Suceava Fortress is a medieval stronghold in northeastern Romania that served as a key defensive and administrative center for the rulers of Moldavia.
  • B. Brașov Fortress
    Brașov Fortress is a historic defensive stronghold overlooking the city of Brașov in Romania, built to protect the medieval town from invading forces.
  • C. Soroca Fortress
    Soroca Fortress is a well-preserved medieval stone fortification on the Dniester River in Moldova, renowned for its distinctive circular design and historical role in regional defense.
  • D. Râșnov Fortress
    Râșnov Fortress is a well-preserved medieval hilltop citadel in Romania, renowned for its defensive architecture and panoramic views over the surrounding Carpathian landscape.
  • E. Făgăraș Fortress
    Făgăraș Fortress is a well-preserved medieval stronghold in central Romania, renowned for its massive defensive walls, surrounding moat, and role as a historic Transylvanian princely residence.
  • 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_69d886cef44c8190ba56c44b4e863e64 completed April 10, 2026, 5:12 a.m.
NER Named-entity recognition batch_69e3dbc28fec81909c39d432094d9cdd completed April 18, 2026, 7:30 p.m.
NED1 Entity disambiguation (via context triple) batch_6a012ede108881909ddd0455be53ffac completed May 11, 2026, 1:20 a.m.
NEDg Description generation batch_6a012fe2a1b081909483baef845cc2c1 completed May 11, 2026, 1:24 a.m.
NED2 Entity disambiguation (via description) batch_6a0130c2ad9881909d8a8b64ebb59aa6 completed May 11, 2026, 1:28 a.m.
Created at: April 10, 2026, 5:34 a.m.