Triple

T2853862
Position Surface form Disambiguated ID Type / Status
Subject Portuguese national rail network E63153 entity
Predicate includesLine P2124 FINISHED
Object Linha do Corgo (partly closed)
Linha do Corgo (partly closed) is a historic narrow-gauge railway line in northern Portugal that once connected Régua to Chaves through the Douro and Trás-os-Montes regions, much of which has since been decommissioned.
E302849 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 Corgo (partly closed) | Statement: [Portuguese national rail network, includesLine, Linha do Corgo (partly closed)]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Linha do Corgo (partly closed)
Context triple: [Portuguese national rail network, includesLine, Linha do Corgo (partly closed)]
  • A. Main South Line
    The Main South Line is a major railway line in New Zealand’s South Island that runs south from Christchurch through key regional centers, historically serving as an important freight and passenger route.
  • B. Fen Line
    The Fen Line is a railway route in eastern England that runs north from Cambridge towards King’s Lynn, serving towns and communities across Cambridgeshire and Norfolk.
  • C. Warminster Line
    The Warminster Line is a commuter rail service in the Philadelphia region that connects Center City with suburban communities in and around Warminster, Pennsylvania.
  • D. Caterham line
    The Caterham line is a suburban railway route in Surrey, England, connecting the town of Caterham with the main London rail network.
  • E. Sanin Main Line (partial)
    The Sanin Main Line is a major railway route in western Japan that runs along the Sea of Japan coast, connecting numerous cities and rural areas across the San'in region.
  • 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 Corgo (partly closed)
Triple: [Portuguese national rail network, includesLine, Linha do Corgo (partly closed)]
Generated description
Linha do Corgo (partly closed) is a historic narrow-gauge railway line in northern Portugal that once connected Régua to Chaves through the Douro and Trás-os-Montes regions, much of which has since been decommissioned.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Linha do Corgo (partly closed)
Target entity description: Linha do Corgo (partly closed) is a historic narrow-gauge railway line in northern Portugal that once connected Régua to Chaves through the Douro and Trás-os-Montes regions, much of which has since been decommissioned.
  • A. Main South Line
    The Main South Line is a major railway line in New Zealand’s South Island that runs south from Christchurch through key regional centers, historically serving as an important freight and passenger route.
  • B. Fen Line
    The Fen Line is a railway route in eastern England that runs north from Cambridge towards King’s Lynn, serving towns and communities across Cambridgeshire and Norfolk.
  • C. Warminster Line
    The Warminster Line is a commuter rail service in the Philadelphia region that connects Center City with suburban communities in and around Warminster, Pennsylvania.
  • D. Caterham line
    The Caterham line is a suburban railway route in Surrey, England, connecting the town of Caterham with the main London rail network.
  • E. Sanin Main Line (partial)
    The Sanin Main Line is a major railway route in western Japan that runs along the Sea of Japan coast, connecting numerous cities and rural areas across the San'in region.
  • 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_69afe8e63fbc8190825317fff7538481 completed March 10, 2026, 9:48 a.m.
NEDg Description generation batch_69afe954d0c481908adea31a238a9deb completed March 10, 2026, 9:50 a.m.
NED2 Entity disambiguation (via description) batch_69b0025058c4819083cb2428457d3e59 completed March 10, 2026, 11:36 a.m.
Created at: March 6, 2026, 10:02 p.m.