Triple

T1375993
Position Surface form Disambiguated ID Type / Status
Subject San José de las Lajas E29223 entity
Predicate hasTransportConnection P845 FINISHED
Object 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.
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: Central Railway of Cuba | Statement: [San José de las Lajas, hasTransportConnection, Central Railway of Cuba]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Central Railway of Cuba
Context triple: [San José de las Lajas, hasTransportConnection, Central Railway of Cuba]
  • A. 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.
  • B. CUBANA
    CUBANA is the radio callsign used by Cubana de Aviación, the national flag carrier airline of Cuba.
  • C. Chepe railway
    The Chepe railway is a scenic passenger train route in northern Mexico that traverses the dramatic landscapes and deep gorges of the Copper Canyon.
  • D. Centro Habana
    Centro Habana is a densely populated central district of Havana, Cuba, known for its historic architecture, vibrant street life, and proximity to many of the city’s major cultural landmarks.
  • E. Camagüey
    Camagüey is one of Cuba’s largest and oldest cities, known for its colonial architecture, maze-like historic center, and status as a key cultural and economic hub in the country’s interior.
  • 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: Central Railway of Cuba
Triple: [San José de las Lajas, hasTransportConnection, Central Railway of Cuba]
Generated description
The Central Railway of Cuba is a major rail line that runs the length of the island, connecting key cities and regions across Cuba.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Central Railway of Cuba
Target entity description: The Central Railway of Cuba is a major rail line that runs the length of the island, connecting key cities and regions across Cuba.
  • A. 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.
  • B. CUBANA
    CUBANA is the radio callsign used by Cubana de Aviación, the national flag carrier airline of Cuba.
  • C. Santo Domingo cable car
    The Santo Domingo cable car is an urban aerial gondola system that provides public transportation across several neighborhoods of Santo Domingo in the Dominican Republic.
  • D. Chepe railway
    The Chepe railway is a scenic passenger train route in northern Mexico that traverses the dramatic landscapes and deep gorges of the Copper Canyon.
  • E. Centro Habana
    Centro Habana is a densely populated central district of Havana, Cuba, known for its historic architecture, vibrant street life, and proximity to many of the city’s major cultural landmarks.
  • 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_69a498d883a48190bfdca525296ef7ee completed March 1, 2026, 7:51 p.m.
NER Named-entity recognition batch_69a4c2f9b51c8190ad52fd8c151499be completed March 1, 2026, 10:51 p.m.
NED1 Entity disambiguation (via context triple) batch_69acd485e7e48190b4c2dcec53ebe195 completed March 8, 2026, 1:44 a.m.
NEDg Description generation batch_69acd971f3088190adc54e5eed0e3e0b completed March 8, 2026, 2:05 a.m.
NED2 Entity disambiguation (via description) batch_69acda1c9fac8190a825533837f612b2 completed March 8, 2026, 2:08 a.m.
Created at: March 1, 2026, 7:59 p.m.