Triple
T5077749
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Certaldo |
E114438
|
entity |
| Predicate | railwayLine |
P848
|
FINISHED |
| Object |
Empoli–Siena railway
The Empoli–Siena railway is a regional rail line in Tuscany, Italy, connecting the cities of Empoli and Siena and serving several intermediate towns including Certaldo.
|
E493186
|
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: Empoli–Siena railway | Statement: [Certaldo, railwayLine, Empoli–Siena railway]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Empoli–Siena railway Context triple: [Certaldo, railwayLine, Empoli–Siena railway]
-
A.
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.
-
B.
Florence–Prato–Bologna line
The Florence–Prato–Bologna line is a major Italian railway corridor connecting the Tuscan cities of Florence and Prato with Bologna across the Apennine region.
-
C.
Turin–Cuneo railway
The Turin–Cuneo railway is a regional rail line in northwestern Italy that connects the city of Turin with Cuneo through the Piedmont region.
-
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.
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.
- 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: Empoli–Siena railway Triple: [Certaldo, railwayLine, Empoli–Siena railway]
Generated description
The Empoli–Siena railway is a regional rail line in Tuscany, Italy, connecting the cities of Empoli and Siena and serving several intermediate towns including Certaldo.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Empoli–Siena railway Target entity description: The Empoli–Siena railway is a regional rail line in Tuscany, Italy, connecting the cities of Empoli and Siena and serving several intermediate towns including Certaldo.
-
A.
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.
-
B.
Florence–Prato–Bologna line
The Florence–Prato–Bologna line is a major Italian railway corridor connecting the Tuscan cities of Florence and Prato with Bologna across the Apennine region.
-
C.
Turin–Cuneo railway
The Turin–Cuneo railway is a regional rail line in northwestern Italy that connects the city of Turin with Cuneo through the Piedmont region.
-
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.
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.
- 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_69bd443dbf908190a9401e9c2dc7bd7d |
completed | March 20, 2026, 12:57 p.m. |
| NER | Named-entity recognition | batch_69bd74f632788190ac4fd047e1a20485 |
completed | March 20, 2026, 4:25 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69beb12718388190974df282ec2c6a11 |
completed | March 21, 2026, 2:54 p.m. |
| NEDg | Description generation | batch_69beb1d1202881909007f34c23887b35 |
completed | March 21, 2026, 2:57 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69beb2547068819092c98b471be691a1 |
completed | March 21, 2026, 2:59 p.m. |
Created at: March 20, 2026, 1:39 p.m.