Triple

T8313471
Position Surface form Disambiguated ID Type / Status
Subject Treveris E194645 entity
Predicate isKnownFor P22 FINISHED
Object Roman city gate Porta Nigra E194642 NE FINISHED

Named-entity recognition

Before disambiguation, gpt-5-mini classified whether the object phrase is a named entity — the step behind the object's NE type shown above.

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 city gate Porta Nigra | Statement: [Treveris, isKnownFor, Roman city gate Porta Nigra]

Disambiguation candidates (1 decision)

The exact options the model was shown at each disambiguation step, with the option it chose highlighted — the evidence behind this triple's disambiguated ids.

NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Roman city gate Porta Nigra
Context triple: [Treveris, isKnownFor, Roman city gate Porta Nigra]
  • A. Porta Nigra chosen
    Porta Nigra is a large, well-preserved Roman city gate in Trier, Germany, and one of the most famous surviving monuments of Roman architecture north of the Alps.
  • B. Roman gate of Aelia Capitolina
    The Roman gate of Aelia Capitolina was an ancient monumental entrance built by the Romans in the 2nd century CE as part of the city’s fortifications and street plan in what is now Jerusalem.
  • C. Roman city walls of Trier
    The Roman city walls of Trier are the extensive ancient fortifications that once enclosed the historic Roman city of Trier in present-day Germany, parts of which still survive as significant archaeological remains.
  • D. Bayertor city gate
    The Bayertor city gate is a well-preserved late medieval town gate and iconic historic landmark of Landsberg am Lech in Bavaria, Germany.
  • E. Holstentor city gate
    The Holstentor city gate is a distinctive late Gothic brick gateway in Lübeck, Germany, famed for its twin round towers and status as a symbol of the city’s Hanseatic heritage.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.

Provenance (3 batches)

Stage Batch ID Job type Status
creating batch_69ca82e6e2648190a31eaf6f4f757b2a elicitation completed
NER batch_69cb7f5173c881909f2e84d53ea33a98 ner completed
NED1 batch_69cde77d43cc8190ad18e932d9230e5c ned_source_triple completed
Created at: March 30, 2026, 5:54 p.m.