Triple
T7701463
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Rete Ferroviaria Italiana |
E174505
|
entity |
| Predicate | implementsSystem |
P73206
|
FINISHED |
| Object | European Rail Traffic Management System |
E222798
|
NE FINISHED |
How this triple was built (3 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: European Rail Traffic Management System | Statement: [Rete Ferroviaria Italiana, implementsSystem, European Rail Traffic Management System]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: European Rail Traffic Management System Context triple: [Rete Ferroviaria Italiana, implementsSystem, European Rail Traffic Management System]
-
A.
European Train Control System
chosen
The European Train Control System (ETCS) is a standardized, interoperable train signaling and control system used across Europe and in high-speed railways worldwide to enhance safety and efficiency.
-
B.
Siemens Trainguard MT
Siemens Trainguard MT is a communications-based train control (CBTC) signaling system developed by Siemens for fully automated and driverless metro and urban rail operations.
-
C.
AGC European Agreement on Main International Railway Lines
The AGC European Agreement on Main International Railway Lines is a United Nations treaty that coordinates and standardizes the planning and development of an integrated network of major international railway routes across Europe.
-
D.
Trans-European high-speed rail network
The Trans-European high-speed rail network is an interconnected system of high-speed railway lines across multiple European countries designed to enable fast, cross-border passenger travel.
-
E.
European Union Agency for Railways
The European Union Agency for Railways is an EU body responsible for improving rail safety, interoperability, and cross-border rail operations across member states.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
PD
Predicate disambiguation
gpt-5-mini-2025-08-07
Target predicate: implementsSystem Context triple: [Rete Ferroviaria Italiana, implementsSystem, European Rail Traffic Management System]
-
A.
definesSystemAs
Indicates that one entity explicitly specifies or establishes another entity as the system to be used, referenced, or treated as authoritative.
-
B.
isInSystem
Indicates that one entity is located within, belongs to, or is contained by a particular system.
-
C.
packageSystem
Indicates a relationship where an item or component is organized, bundled, or managed within a particular packaging or distribution system.
-
D.
hasCommandSystem
chosen
Indicates that one entity possesses, uses, or is associated with a particular command or control system.
-
E.
hasBaseSystem
Indicates that one entity is founded upon, derived from, or primarily operates using another entity as its underlying system or framework.
- F. None of above.
Provenance (4 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_69c6995a72cc8190998e56daa6f8e453 |
completed | March 27, 2026, 2:51 p.m. |
| NER | Named-entity recognition | batch_69c70402169481909b219dc5f4a64b9b |
completed | March 27, 2026, 10:26 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69c8acbc2024819083576f5a11c1e3a8 |
completed | March 29, 2026, 4:38 a.m. |
| PD | Predicate disambiguation | batch_69c70165e78c8190bf6b3c34e243cb81 |
completed | March 27, 2026, 10:15 p.m. |
Created at: March 27, 2026, 4:03 p.m.