Triple

T6890743
Position Surface form Disambiguated ID Type / Status
Subject Central Railway of Cuba E159037 entity
Predicate partOf P40 FINISHED
Object Cuban railway network
The Cuban railway network is the national rail system of Cuba, providing passenger and freight transport across the island and connecting major cities, ports, and industrial regions.
E159037 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: Cuban railway network | Statement: [Central Railway of Cuba, partOf, Cuban railway network]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Cuban railway network
Context triple: [Central Railway of Cuba, partOf, Cuban railway network]
  • A. Central Railway of Cuba
    The Central Railway of Cuba is a major rail line that runs the length of the island, connecting key cities and regions across Cuba.
  • B. Havana urban bus network
    The Havana urban bus network is the primary public transportation system in Cuba’s capital, providing extensive bus services that connect central districts like Plaza de la Revolución with neighborhoods across the city.
  • C. Camagüey railway station
    Camagüey railway station is the main rail hub of the city of Camagüey in central Cuba, serving as a key stop on the country’s principal railway lines.
  • D. Cuban National Highway
    The Cuban National Highway is a major roadway that forms part of Cuba’s primary road network, connecting key cities and regions across the island.
  • E. Santo Domingo Metro
    Santo Domingo Metro is a rapid transit system serving the metropolitan area of Santo Domingo, providing high-capacity urban rail transportation across the capital of the Dominican Republic.
  • 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: Cuban railway network
Triple: [Central Railway of Cuba, partOf, Cuban railway network]
Generated description
The Cuban railway network is the national rail system of Cuba, providing passenger and freight transport across the island and connecting major cities, ports, and industrial regions.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Cuban railway network
Target entity description: The Cuban railway network is the national rail system of Cuba, providing passenger and freight transport across the island and connecting major cities, ports, and industrial regions.
  • A. Central Railway of Cuba chosen
    The Central Railway of Cuba is a major rail line that runs the length of the island, connecting key cities and regions across Cuba.
  • B. Havana urban bus network
    The Havana urban bus network is the primary public transportation system in Cuba’s capital, providing extensive bus services that connect central districts like Plaza de la Revolución with neighborhoods across the city.
  • C. Camagüey railway station
    Camagüey railway station is the main rail hub of the city of Camagüey in central Cuba, serving as a key stop on the country’s principal railway lines.
  • D. Cuban National Highway
    The Cuban National Highway is a major roadway that forms part of Cuba’s primary road network, connecting key cities and regions across the island.
  • E. Santo Domingo Metro
    Santo Domingo Metro is a rapid transit system serving the metropolitan area of Santo Domingo, providing high-capacity urban rail transportation across the capital of the Dominican Republic.
  • 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_69c6883568c8819081db6407e892cccc completed March 27, 2026, 1:37 p.m.
NER Named-entity recognition batch_69c6d92d45f08190a730b3842c95b521 completed March 27, 2026, 7:23 p.m.
NED1 Entity disambiguation (via context triple) batch_69c748d16e5c81909e35db99af5cfa51 completed March 28, 2026, 3:19 a.m.
NEDg Description generation batch_69c74c9297b8819087e92ff2f8e94e27 completed March 28, 2026, 3:35 a.m.
NED2 Entity disambiguation (via description) batch_69c74d6b34948190985154abf9205a0a completed March 28, 2026, 3:39 a.m.
Created at: March 27, 2026, 2:24 p.m.