Triple
T18583937
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Viareggio railway station |
E454190
|
entity |
| Predicate | railwayLine |
P848
|
FINISHED |
| Object |
Pisa–La Spezia–Genoa railway
The Pisa–La Spezia–Genoa railway is a major Italian coastal rail line that connects Tuscany and Liguria along the Tyrrhenian Sea, serving important cities and tourist destinations between Pisa and Genoa.
|
E1337653
|
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: Pisa–La Spezia–Genoa railway | Statement: [Viareggio railway station, railwayLine, Pisa–La Spezia–Genoa railway]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Pisa–La Spezia–Genoa railway Context triple: [Viareggio railway station, railwayLine, Pisa–La Spezia–Genoa railway]
-
A.
Florence–Pisa–Livorno railway
The Florence–Pisa–Livorno railway is a major Italian rail line in Tuscany that connects the inland city of Florence with the coastal cities of Pisa and Livorno, serving as an important route for both regional and long-distance passenger traffic.
-
B.
Rome–Pisa railway
The Rome–Pisa railway is a major Italian rail line running along the Tyrrhenian coast, connecting Rome with Pisa and serving numerous coastal towns and cities in between.
-
C.
Bologna–Florence railway
The Bologna–Florence railway is a major Italian rail line crossing the Apennine Mountains to connect the northern city of Bologna with Florence in central Italy, serving as a key corridor between northern and southern Italy.
-
D.
Turin–Savona railway
The Turin–Savona railway is a major Italian rail line connecting the city of Turin in Piedmont with the port city of Savona on the Ligurian coast, serving both passenger and freight traffic across northwestern Italy.
-
E.
Turin–Genoa railway
The Turin–Genoa railway is a major Italian rail line that connects the industrial city of Turin with the port city of Genoa, serving as a key north–south transport corridor across northwestern Italy.
- 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: Pisa–La Spezia–Genoa railway Triple: [Viareggio railway station, railwayLine, Pisa–La Spezia–Genoa railway]
Generated description
The Pisa–La Spezia–Genoa railway is a major Italian coastal rail line that connects Tuscany and Liguria along the Tyrrhenian Sea, serving important cities and tourist destinations between Pisa and Genoa.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Pisa–La Spezia–Genoa railway Target entity description: The Pisa–La Spezia–Genoa railway is a major Italian coastal rail line that connects Tuscany and Liguria along the Tyrrhenian Sea, serving important cities and tourist destinations between Pisa and Genoa.
-
A.
Florence–Pisa–Livorno railway
The Florence–Pisa–Livorno railway is a major Italian rail line in Tuscany that connects the inland city of Florence with the coastal cities of Pisa and Livorno, serving as an important route for both regional and long-distance passenger traffic.
-
B.
Rome–Pisa railway
The Rome–Pisa railway is a major Italian rail line running along the Tyrrhenian coast, connecting Rome with Pisa and serving numerous coastal towns and cities in between.
-
C.
Bologna–Florence railway
The Bologna–Florence railway is a major Italian rail line crossing the Apennine Mountains to connect the northern city of Bologna with Florence in central Italy, serving as a key corridor between northern and southern Italy.
-
D.
Turin–Savona railway
The Turin–Savona railway is a major Italian rail line connecting the city of Turin in Piedmont with the port city of Savona on the Ligurian coast, serving both passenger and freight traffic across northwestern Italy.
-
E.
Turin–Genoa railway
The Turin–Genoa railway is a major Italian rail line that connects the industrial city of Turin with the port city of Genoa, serving as a key north–south transport corridor across northwestern Italy.
- 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_69d8d38ae7e081908a98df1251842402 |
completed | April 10, 2026, 10:40 a.m. |
| NER | Named-entity recognition | batch_69e543d200dc8190b8797d731f4e4865 |
completed | April 19, 2026, 9:06 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_6a05233eb5ec8190acb14c9e66b879ff |
completed | May 14, 2026, 1:19 a.m. |
| NEDg | Description generation | batch_6a0524327ebc8190a613c84cff540d59 |
completed | May 14, 2026, 1:24 a.m. |
| NED2 | Entity disambiguation (via description) | batch_6a0527d674fc81908fe4f90ae667802c |
completed | May 14, 2026, 1:39 a.m. |
Created at: April 10, 2026, 11:44 a.m.