Triple

T10351471
Position Surface form Disambiguated ID Type / Status
Subject Porto north bank E243890 entity
Predicate hasViewOf P854 FINISHED
Object Douro River bridges
The Douro River bridges are a series of iconic structures spanning the Douro River in Porto, Portugal, renowned for their striking engineering and panoramic city and river views.
E369385 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: Douro River bridges | Statement: [Porto north bank, hasViewOf, Douro River bridges]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Douro River bridges
Context triple: [Porto north bank, hasViewOf, Douro River bridges]
  • A. Ponte de Sacavém
    Ponte de Sacavém is a historic bridge in the town of Sacavém, Portugal, known for spanning the Trancão River and serving as an important local crossing and landmark.
  • B. Braga Bridge
    The Braga Bridge is a major steel truss highway bridge carrying Interstate 195 over the Taunton River in Fall River, Massachusetts.
  • C. Amarante Bridge
    Amarante Bridge is a historic stone arch bridge in the town of Amarante, Portugal, renowned for its picturesque setting and architectural significance.
  • D. International Bridge of Tui–Valença
    The International Bridge of Tui–Valença is a historic metal truss bridge over the Minho River that links the towns of Tui in Spain and Valença in Portugal, carrying both road and rail traffic between the two countries.
  • E. São João Railway Bridge
    The São João Railway Bridge is a modern railway bridge in Porto, Portugal, built to carry rail traffic across the Douro River after the decommissioning of the historic Maria Pia Bridge.
  • 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: Douro River bridges
Triple: [Porto north bank, hasViewOf, Douro River bridges]
Generated description
The Douro River bridges are a series of iconic structures spanning the Douro River in Porto, Portugal, renowned for their striking engineering and panoramic city and river views.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Douro River bridges
Target entity description: The Douro River bridges are a series of iconic structures spanning the Douro River in Porto, Portugal, renowned for their striking engineering and panoramic city and river views.
  • A. Ponte de Sacavém
    Ponte de Sacavém is a historic bridge in the town of Sacavém, Portugal, known for spanning the Trancão River and serving as an important local crossing and landmark.
  • B. Braga Bridge
    The Braga Bridge is a major steel truss highway bridge carrying Interstate 195 over the Taunton River in Fall River, Massachusetts.
  • C. Amarante Bridge
    Amarante Bridge is a historic stone arch bridge in the town of Amarante, Portugal, renowned for its picturesque setting and architectural significance.
  • D. International Bridge of Tui–Valença
    The International Bridge of Tui–Valença is a historic metal truss bridge over the Minho River that links the towns of Tui in Spain and Valença in Portugal, carrying both road and rail traffic between the two countries.
  • E. São João Railway Bridge chosen
    The São João Railway Bridge is a modern railway bridge in Porto, Portugal, built to carry rail traffic across the Douro River after the decommissioning of the historic Maria Pia Bridge.
  • 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_69d381b22b8c8190aaed476be5f872a9 completed April 6, 2026, 9:49 a.m.
NER Named-entity recognition batch_69d4e9489f9481908fc1c818e81c1cc2 completed April 7, 2026, 11:23 a.m.
NED1 Entity disambiguation (via context triple) batch_69d75095625c819082d4d0976a193e6c completed April 9, 2026, 7:09 a.m.
NEDg Description generation batch_69d7618da0188190901026dd51ceaa46 completed April 9, 2026, 8:21 a.m.
NED2 Entity disambiguation (via description) batch_69d77045ea988190bd8e31f5f636f69b completed April 9, 2026, 9:24 a.m.
Created at: April 6, 2026, 11:57 a.m.