Triple

T15421297
Position Surface form Disambiguated ID Type / Status
Subject São João Railway Bridge E369385 entity
Predicate crosses P416 FINISHED
Object Douro River E43349 NE FINISHED

How this triple was built (2 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: Douro River | Statement: [São João Railway Bridge, crosses, Douro River]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Douro River
Context triple: [São João Railway Bridge, crosses, Douro River]
  • A. Douro River chosen
    The Douro River is one of the major rivers of the Iberian Peninsula, flowing from northern Spain through Portugal to the Atlantic Ocean and famed for the terraced vineyards of the Port wine region along its banks.
  • B. Douro basin
    The Douro basin is the extensive river catchment area in the Iberian Peninsula that collects the waters of the Douro River and its tributaries across Spain and Portugal.
  • C. Rio Minho
    Rio Minho is the longest river in Jamaica, flowing through the island’s central region before emptying into the Caribbean Sea.
  • D. Zêzere River
    The Zêzere River is a major river in central Portugal known for its scenic valleys, hydroelectric dams, and role in feeding the Castelo de Bode Reservoir.
  • E. Linha do Vouga
    Linha do Vouga is a narrow-gauge railway line in central Portugal known for its scenic route and historic rolling stock.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.

Provenance (3 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_69d85a1849f48190bf898068b2806fae completed April 10, 2026, 2:02 a.m.
NER Named-entity recognition batch_69e03ebe7b1081908e6b9e6e128a8d5d completed April 16, 2026, 1:43 a.m.
NED1 Entity disambiguation (via context triple) batch_69ff1a7adb848190836fb972bc8744f1 completed May 9, 2026, 11:28 a.m.
Created at: April 10, 2026, 3:20 a.m.