Triple
T17100255
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Roma Termini railway station |
E414959
|
entity |
| Predicate | railwayNetwork |
P522
|
FINISHED |
| Object | Ferrovie dello Stato Italiane |
E685810
|
NE FINISHED |
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: Ferrovie dello Stato Italiane | Statement: [Roma Termini railway station, railwayNetwork, Ferrovie dello Stato Italiane]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Ferrovie dello Stato Italiane Context triple: [Roma Termini railway station, railwayNetwork, Ferrovie dello Stato Italiane]
-
A.
Ferrovie dello Stato Italiane
chosen
Ferrovie dello Stato Italiane is Italy’s state-owned national railway holding company, overseeing passenger and freight rail services as well as rail infrastructure through various subsidiaries.
-
B.
Rete Ferroviaria Italiana
Rete Ferroviaria Italiana is Italy’s state-owned rail infrastructure manager responsible for the operation, maintenance, and development of the national railway network.
-
C.
Trenitalia
Trenitalia is Italy’s primary national railway operator, running most of the country’s passenger and regional train services.
-
D.
Ferrovie Nord Milano
Ferrovie Nord Milano is an Italian railway company that manages regional rail services and infrastructure primarily in the Lombardy region.
-
E.
Trenitalia c2c Limited
Trenitalia c2c Limited is a British train operating company providing passenger rail services on routes in and around London and Essex.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
Provenance (3 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_69d886cfc8e88190b05ba466edd35591 |
completed | April 10, 2026, 5:12 a.m. |
| NER | Named-entity recognition | batch_69e3dc0182cc8190b8aa9c980f11ba57 |
completed | April 18, 2026, 7:31 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_6a015fbe1d4c81909ce7e4626516b51d |
completed | May 11, 2026, 4:49 a.m. |
Created at: April 10, 2026, 5:35 a.m.