Triple

T2853855
Position Surface form Disambiguated ID Type / Status
Subject Portuguese national rail network E63153 entity
Predicate includesLine P2124 FINISHED
Object Linha do Douro
Linha do Douro is a scenic railway line in northern Portugal that runs along the Douro River, historically serving both passenger and wine transport between Porto and the Douro Valley.
E305261 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: Linha do Douro | Statement: [Portuguese national rail network, includesLine, Linha do Douro]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Linha do Douro
Context triple: [Portuguese national rail network, includesLine, Linha do Douro]
  • A. Sanfins do Douro
    Sanfins do Douro is a parish in the municipality of Alijó in Portugal’s Douro region, known for its wine-producing landscape and historical rural character.
  • B. Linha do Minho
    Linha do Minho is a major railway line in northern Portugal that connects Porto to the Minho region and continues toward the Spanish border, serving as an important route for both passenger and freight transport.
  • C. Linha da Beira Alta
    Linha da Beira Alta is a major Portuguese railway line that serves as a key international freight and passenger corridor linking central Portugal to Spain and the rest of Europe.
  • D. Miranda do Douro
    Miranda do Douro is a municipality in northeastern Portugal known for its distinct cultural identity, including the official regional use of the Mirandese language.
  • E. Douro River
    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.
  • 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: Linha do Douro
Triple: [Portuguese national rail network, includesLine, Linha do Douro]
Generated description
Linha do Douro is a scenic railway line in northern Portugal that runs along the Douro River, historically serving both passenger and wine transport between Porto and the Douro Valley.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Linha do Douro
Target entity description: Linha do Douro is a scenic railway line in northern Portugal that runs along the Douro River, historically serving both passenger and wine transport between Porto and the Douro Valley.
  • A. Sanfins do Douro
    Sanfins do Douro is a parish in the municipality of Alijó in Portugal’s Douro region, known for its wine-producing landscape and historical rural character.
  • B. Linha do Minho
    Linha do Minho is a major railway line in northern Portugal that connects Porto to the Minho region and continues toward the Spanish border, serving as an important route for both passenger and freight transport.
  • C. Linha da Beira Alta
    Linha da Beira Alta is a major Portuguese railway line that serves as a key international freight and passenger corridor linking central Portugal to Spain and the rest of Europe.
  • D. Miranda do Douro
    Miranda do Douro is a municipality in northeastern Portugal known for its distinct cultural identity, including the official regional use of the Mirandese language.
  • E. Douro River
    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.
  • 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_69ab4c407c408190857d25e027155ce9 completed March 6, 2026, 9:50 p.m.
NER Named-entity recognition batch_69abdf5f21348190a574fa86bc71c76f completed March 7, 2026, 8:18 a.m.
NED1 Entity disambiguation (via context triple) batch_69b01d8774cc8190aa6ed40b26c4a568 completed March 10, 2026, 1:32 p.m.
NEDg Description generation batch_69b01ea4e3a481909241383e2c4093d8 completed March 10, 2026, 1:37 p.m.
NED2 Entity disambiguation (via description) batch_69b01f1a9ac48190b8d2b5247cb2c3d8 completed March 10, 2026, 1:39 p.m.
Created at: March 6, 2026, 10:02 p.m.