Triple
T5483461
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Bologna Centrale railway station |
E123520
|
entity |
| Predicate | isPartOf |
P10
|
FINISHED |
| Object |
Milan–Bologna railway
The Milan–Bologna railway is a major Italian mainline rail corridor connecting the northern cities of Milan and Bologna and forming a key segment of the country’s high-capacity transport network.
|
E522105
|
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: Milan–Bologna railway | Statement: [Bologna Centrale railway station, isPartOf, Milan–Bologna railway]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Milan–Bologna railway Context triple: [Bologna Centrale railway station, isPartOf, Milan–Bologna railway]
-
A.
Turin–Milan railway
The Turin–Milan railway is a major Italian rail corridor connecting the cities of Turin and Milan, serving as a key route for both regional and high-speed passenger services in northern Italy.
-
B.
Venice–Milan railway
The Venice–Milan railway is a major Italian rail line connecting the historic city of Venice with the economic hub of Milan, serving as one of the country’s primary east–west transport corridors.
-
C.
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.
-
D.
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.
-
E.
Genoa–Ventimiglia railway
The Genoa–Ventimiglia railway is a major coastal rail line in northwestern Italy that runs along the Ligurian Sea, connecting Genoa with towns up to the French border.
- 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: Milan–Bologna railway Triple: [Bologna Centrale railway station, isPartOf, Milan–Bologna railway]
Generated description
The Milan–Bologna railway is a major Italian mainline rail corridor connecting the northern cities of Milan and Bologna and forming a key segment of the country’s high-capacity transport network.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Milan–Bologna railway Target entity description: The Milan–Bologna railway is a major Italian mainline rail corridor connecting the northern cities of Milan and Bologna and forming a key segment of the country’s high-capacity transport network.
-
A.
Turin–Milan railway
The Turin–Milan railway is a major Italian rail corridor connecting the cities of Turin and Milan, serving as a key route for both regional and high-speed passenger services in northern Italy.
-
B.
Venice–Milan railway
The Venice–Milan railway is a major Italian rail line connecting the historic city of Venice with the economic hub of Milan, serving as one of the country’s primary east–west transport corridors.
-
C.
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.
-
D.
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.
-
E.
Genoa–Ventimiglia railway
The Genoa–Ventimiglia railway is a major coastal rail line in northwestern Italy that runs along the Ligurian Sea, connecting Genoa with towns up to the French border.
- 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_69bd4648883481909e9775d43300c5fa |
completed | March 20, 2026, 1:06 p.m. |
| NER | Named-entity recognition | batch_69bd925deadc81908e193eeb75b63d90 |
completed | March 20, 2026, 6:30 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69bf48a4c67081909fb62ddcf0fb3047 |
completed | March 22, 2026, 1:40 a.m. |
| NEDg | Description generation | batch_69bf492769b08190a3675893ff3473c1 |
completed | March 22, 2026, 1:43 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69bf49956ee48190b74fa50728d4248b |
completed | March 22, 2026, 1:44 a.m. |
Created at: March 20, 2026, 2:10 p.m.