Triple
T20681033
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Venice–Florence railway |
E508290
|
entity |
| Predicate | servedByTrainType |
P56947
|
FINISHED |
| Object | Italo high-speed trains |
—
|
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: Italo high-speed trains | Statement: [Venice–Florence railway, servedByTrainType, Italo high-speed trains]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Italo high-speed trains Context triple: [Venice–Florence railway, servedByTrainType, Italo high-speed trains]
-
A.
Italo high-speed trains
chosen
Italo high-speed trains are Italy’s privately operated, premium high-speed rail services connecting major cities with fast, comfortable, and modern trains.
-
B.
Frecciargento trains
Frecciargento trains are Italian high-speed services operated by Trenitalia that connect major cities using tilting trainsets designed for both high-speed and conventional lines.
-
C.
Leonardo Express train
The Leonardo Express train is a dedicated non-stop rail service linking central Rome’s Termini station with Fiumicino Airport, providing a fast and frequent airport transfer for travelers.
-
D.
Frecciarossa 1000
Frecciarossa 1000 is Italy’s flagship high-speed train model, designed for speeds up to 400 km/h and used on premium long-distance services across the country and into neighboring Europe.
-
E.
Frecciarossa
Frecciarossa is Trenitalia’s flagship high-speed train service in Italy, known for its fast connections between major cities and premium onboard amenities.
- 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_69e0b4c1164881909a3bf1e3ddb2bc32 |
completed | April 16, 2026, 10:06 a.m. |
| NER | Named-entity recognition | batch_69e6bea655488190bab168d564d888af |
completed | April 21, 2026, 12:02 a.m. |
Created at: April 16, 2026, 11:45 a.m.