Triple
T1088090
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Bologna |
E24097
|
entity |
| Predicate | hasRailwayStation |
P918
|
FINISHED |
| Object |
Bologna Centrale railway station
Bologna Centrale railway station is the main railway hub of Bologna and one of Italy’s busiest and most important train stations, serving as a key junction for high-speed and regional rail services.
|
E123520
|
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: Bologna Centrale railway station | Statement: [Bologna, hasRailwayStation, Bologna Centrale railway station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Bologna Centrale railway station Context triple: [Bologna, hasRailwayStation, Bologna Centrale railway station]
-
A.
Milano Centrale railway station
Milano Centrale railway station is the main intercity and international train terminal in Milan, known for its grand architecture and role as one of Italy’s busiest transport hubs.
-
B.
Perugia railway station
Perugia railway station is the main train station serving the city of Perugia in central Italy, connecting it to regional and national rail networks.
-
C.
Trento railway station
Trento railway station is the main rail hub serving the city of Trento in northern Italy, connecting it to regional and national rail networks.
-
D.
Venezia Santa Lucia railway station
Venezia Santa Lucia railway station is the main railway terminus in Venice, Italy, serving as the city’s primary gateway for national and international train travel.
-
E.
Torino Porta Nuova
Torino Porta Nuova is the main railway station in Turin, Italy, serving as a major national and international transport hub.
- 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: Bologna Centrale railway station Triple: [Bologna, hasRailwayStation, Bologna Centrale railway station]
Generated description
Bologna Centrale railway station is the main railway hub of Bologna and one of Italy’s busiest and most important train stations, serving as a key junction for high-speed and regional rail services.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Bologna Centrale railway station Target entity description: Bologna Centrale railway station is the main railway hub of Bologna and one of Italy’s busiest and most important train stations, serving as a key junction for high-speed and regional rail services.
-
A.
Milano Centrale railway station
Milano Centrale railway station is the main intercity and international train terminal in Milan, known for its grand architecture and role as one of Italy’s busiest transport hubs.
-
B.
Perugia railway station
Perugia railway station is the main train station serving the city of Perugia in central Italy, connecting it to regional and national rail networks.
-
C.
Trento railway station
Trento railway station is the main rail hub serving the city of Trento in northern Italy, connecting it to regional and national rail networks.
-
D.
Venezia Santa Lucia railway station
Venezia Santa Lucia railway station is the main railway terminus in Venice, Italy, serving as the city’s primary gateway for national and international train travel.
-
E.
Torino Porta Nuova
Torino Porta Nuova is the main railway station in Turin, Italy, serving as a major national and international transport hub.
- 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_69a49404428c819092dcc9632f5f7b8b |
completed | March 1, 2026, 7:31 p.m. |
| NER | Named-entity recognition | batch_69a4b97d85708190a1630256648aa4a2 |
completed | March 1, 2026, 10:11 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69ac42b41618819087884c292db4ed55 |
completed | March 7, 2026, 3:22 p.m. |
| NEDg | Description generation | batch_69ac4336328481908aba0260c6504a1a |
completed | March 7, 2026, 3:24 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69ac43b578d48190af1478c9f6c8f712 |
completed | March 7, 2026, 3:26 p.m. |
Created at: March 1, 2026, 7:42 p.m.