Triple
T18579507
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Piacenza railway station |
E454072
|
entity |
| Predicate | partOf |
P40
|
FINISHED |
| Object |
Brescia–Cremona–Piacenza railway
The Brescia–Cremona–Piacenza railway is an Italian regional rail line in Lombardy and Emilia-Romagna that connects the cities of Brescia, Cremona, and Piacenza.
|
E1337651
|
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: Brescia–Cremona–Piacenza railway | Statement: [Piacenza railway station, partOf, Brescia–Cremona–Piacenza railway]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Brescia–Cremona–Piacenza railway Context triple: [Piacenza railway station, partOf, Brescia–Cremona–Piacenza railway]
-
A.
Cremona–Piacenza railway
The Cremona–Piacenza railway is a regional rail line in northern Italy that connects the cities of Cremona and Piacenza, serving local passenger and freight traffic.
-
B.
Parma–Suzzara–Mantua railway
The Parma–Suzzara–Mantua railway is a regional rail line in northern Italy that connects the cities of Parma and Mantua via Suzzara, serving local passenger and freight traffic.
-
C.
Alessandria–Piacenza railway
The Alessandria–Piacenza railway is an Italian rail line connecting the cities of Alessandria in Piedmont and Piacenza in Emilia-Romagna, serving as an important regional transport corridor.
-
D.
Verona–Mantua–Modena railway
The Verona–Mantua–Modena railway is an Italian rail line in northern Italy that connects the cities of Verona, Mantua, and Modena, serving as an important regional passenger and freight route.
-
E.
Vercelli–Pavia railway
The Vercelli–Pavia railway is a regional rail line in northern Italy that connects the city of Vercelli in Piedmont with Pavia in Lombardy, serving as part of the local passenger and freight transport network.
- 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: Brescia–Cremona–Piacenza railway Triple: [Piacenza railway station, partOf, Brescia–Cremona–Piacenza railway]
Generated description
The Brescia–Cremona–Piacenza railway is an Italian regional rail line in Lombardy and Emilia-Romagna that connects the cities of Brescia, Cremona, and Piacenza.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Brescia–Cremona–Piacenza railway Target entity description: The Brescia–Cremona–Piacenza railway is an Italian regional rail line in Lombardy and Emilia-Romagna that connects the cities of Brescia, Cremona, and Piacenza.
-
A.
Cremona–Piacenza railway
The Cremona–Piacenza railway is a regional rail line in northern Italy that connects the cities of Cremona and Piacenza, serving local passenger and freight traffic.
-
B.
Parma–Suzzara–Mantua railway
The Parma–Suzzara–Mantua railway is a regional rail line in northern Italy that connects the cities of Parma and Mantua via Suzzara, serving local passenger and freight traffic.
-
C.
Alessandria–Piacenza railway
The Alessandria–Piacenza railway is an Italian rail line connecting the cities of Alessandria in Piedmont and Piacenza in Emilia-Romagna, serving as an important regional transport corridor.
-
D.
Verona–Mantua–Modena railway
The Verona–Mantua–Modena railway is an Italian rail line in northern Italy that connects the cities of Verona, Mantua, and Modena, serving as an important regional passenger and freight route.
-
E.
Vercelli–Pavia railway
The Vercelli–Pavia railway is a regional rail line in northern Italy that connects the city of Vercelli in Piedmont with Pavia in Lombardy, serving as part of the local passenger and freight transport network.
- 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_69d8d38974308190a9174430ef256b73 |
completed | April 10, 2026, 10:40 a.m. |
| NER | Named-entity recognition | batch_69e543ce63188190b14a37c5ca9c2726 |
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, 11:43 a.m.