Triple
T15250507
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Grandi Stazioni Rail |
E364505
|
entity |
| Predicate | manages |
P86
|
FINISHED |
| Object | Torino Porta Nuova railway station |
E73576
|
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: Torino Porta Nuova railway station | Statement: [Grandi Stazioni Rail, manages, Torino Porta Nuova railway station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Torino Porta Nuova railway station Context triple: [Grandi Stazioni Rail, manages, Torino Porta Nuova railway station]
-
A.
Torino Porta Nuova
chosen
Torino Porta Nuova is the main railway station in Turin, Italy, serving as a major national and international transport hub.
-
B.
Milano Porta Nuova railway station
Milano Porta Nuova railway station was a former main railway terminus in Milan, Italy, that historically served the city before being superseded by the larger and more modern Milano Centrale station.
-
C.
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.
-
D.
Milano Cadorna station
Milano Cadorna station is a major railway and metro hub in central Milan that serves as a key terminus for regional and airport rail services.
-
E.
Milano Porta Garibaldi station
Milano Porta Garibaldi station is one of Milan’s main railway hubs, serving regional, national, and suburban trains and connecting the city with major destinations including the Malpensa Airport.
- 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_69d85a0dde7481908fc64d1e82d5d20d |
completed | April 10, 2026, 2:01 a.m. |
| NER | Named-entity recognition | batch_69e007f62b9c8190b9ad40e2d1912b63 |
completed | April 15, 2026, 9:49 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69feef6c25808190af46f4cab56f133c |
completed | May 9, 2026, 8:25 a.m. |
Created at: April 10, 2026, 3:13 a.m.