Triple
T20199942
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Empoli–Siena railway |
E493186
|
entity |
| Predicate | hasStation |
P35
|
FINISHED |
| Object | Certaldo railway station |
—
|
NE NERFINISHED |
How this triple was built (2 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: Certaldo railway station | Statement: [Empoli–Siena railway, hasStation, Certaldo railway station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Certaldo railway station Context triple: [Empoli–Siena railway, hasStation, Certaldo railway station]
-
A.
Certaldo railway station
chosen
Certaldo railway station is a regional train stop in the town of Certaldo, Tuscany, providing rail connections within the central Italian transport network.
-
B.
Cassino railway station
Cassino railway station is a regional train station in the town of Cassino in Italy, serving as a transport hub on the Rome–Naples railway line.
-
C.
Rieti railway station
Rieti railway station is the main rail transport hub serving the town of Rieti in the Lazio region of central Italy.
-
D.
Avellino railway station
Avellino railway station is the main rail transport hub serving the city of Avellino in southern Italy, connecting it to regional and national rail networks.
-
E.
Villafranca Station
Villafranca Station is a European Space Agency ground tracking facility in Spain that supports communication and data acquisition for various space missions as part of the ESTRACK network.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
Provenance (2 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_69da6269614c8190bb40475d9d477358 |
completed | April 11, 2026, 3:02 p.m. |
| NER | Named-entity recognition | batch_69e66d8d01648190b1b3a6e03f0258d8 |
completed | April 20, 2026, 6:16 p.m. |
Created at: April 11, 2026, 11:37 p.m.