Triple
T17100251
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Roma Termini railway station |
E414959
|
entity |
| Predicate | operatedBy |
P86
|
FINISHED |
| Object | Grandi Stazioni Rail |
E364505
|
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: Grandi Stazioni Rail | Statement: [Roma Termini railway station, operatedBy, Grandi Stazioni Rail]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Grandi Stazioni Rail Context triple: [Roma Termini railway station, operatedBy, Grandi Stazioni Rail]
-
A.
Grandi Stazioni Rail
chosen
Grandi Stazioni Rail is an Italian company responsible for managing and redeveloping major railway stations across Italy, including key hubs like Milano Centrale.
-
B.
Carlini Station
Carlini Station is an Argentine Antarctic research base on King George Island, focused on scientific studies of the polar environment and climate.
-
C.
Lingotto station
Lingotto station is a key Turin Metro stop serving the Lingotto district, known for its proximity to the former Fiat Lingotto factory complex and nearby exhibition and commercial centers.
-
D.
Maria Cristina station
Maria Cristina station is a Barcelona Metro stop located in the Les Corts district, serving passengers on the city's Line 3.
-
E.
Bellavista station
Bellavista station is a passenger rail stop on the Valparaíso Metro system serving the coastal city of Valparaíso, Chile.
- 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_6a0139fbcbc08190be2a96d03daf0384 |
completed | May 11, 2026, 2:07 a.m. |
Created at: April 10, 2026, 5:35 a.m.