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.