Triple

T5719444
Position Surface form Disambiguated ID Type / Status
Subject Abrantes E126104 entity
Predicate railwayServedBy P782 FINISHED
Object Beira Baixa line
The Beira Baixa line is a Portuguese railway route that connects central inland regions to the national rail network, historically serving as an important link for passenger and freight transport.
 E540306 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: Beira Baixa line | Statement: [Abrantes, railwayServedBy, Beira Baixa line]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Beira Baixa line
Context triple: [Abrantes, railwayServedBy, Beira Baixa line]
  • A. Lisbon–Porto main line
    The Lisbon–Porto main line is Portugal’s principal railway corridor, connecting the capital Lisbon with the northern city of Porto and serving major intermediate urban centers.
  • B. Algarve line
    The Algarve line is a major railway route in southern Portugal that connects the region’s coastal towns and cities along the Algarve.
  • C. Linha de Leixões
    Linha de Leixões is a freight-focused railway line in the Porto metropolitan area of Portugal, connecting the Port of Leixões with the national rail network.
  • D. Linha de Guimarães
    Linha de Guimarães is a railway line in northern Portugal that connects Porto to the city of Guimarães, serving as an important regional passenger route.
  • E. Linha de Braga
    Linha de Braga is a suburban railway line in northern Portugal that connects the city of Braga to the Porto metropolitan rail network.
  • 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: Beira Baixa line
Triple: [Abrantes, railwayServedBy, Beira Baixa line]
Generated description
The Beira Baixa line is a Portuguese railway route that connects central inland regions to the national rail network, historically serving as an important link for passenger and freight transport.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Beira Baixa line
Target entity description: The Beira Baixa line is a Portuguese railway route that connects central inland regions to the national rail network, historically serving as an important link for passenger and freight transport.
  • A. Lisbon–Porto main line
    The Lisbon–Porto main line is Portugal’s principal railway corridor, connecting the capital Lisbon with the northern city of Porto and serving major intermediate urban centers.
  • B. Algarve line
    The Algarve line is a major railway route in southern Portugal that connects the region’s coastal towns and cities along the Algarve.
  • C. Linha de Leixões
    Linha de Leixões is a freight-focused railway line in the Porto metropolitan area of Portugal, connecting the Port of Leixões with the national rail network.
  • D. Linha de Guimarães
    Linha de Guimarães is a railway line in northern Portugal that connects Porto to the city of Guimarães, serving as an important regional passenger route.
  • E. Linha de Braga
    Linha de Braga is a suburban railway line in northern Portugal that connects the city of Braga to the Porto metropolitan rail network.
  • 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_69c0082e3d548190950169847b43043b completed March 22, 2026, 3:18 p.m.
NER Named-entity recognition batch_69c024e1ec7c8190a08e1b7954db2a9d completed March 22, 2026, 5:20 p.m.
NED1 Entity disambiguation (via context triple) batch_69c05a7db0788190b4a5e7b5d9c94588 completed March 22, 2026, 9:09 p.m.
NEDg Description generation batch_69c05b7c3bd48190ad8303bf1bb3ec6a completed March 22, 2026, 9:13 p.m.
NED2 Entity disambiguation (via description) batch_69c05c22c31081909a9a67d99e7c728c completed March 22, 2026, 9:16 p.m.
Created at: March 22, 2026, 3:46 p.m.