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.