Triple
T9269999
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | ETCS Level 2 |
E222799
|
entity |
| Predicate | developedUnder |
P9739
|
FINISHED |
| Object | European Union rail interoperability framework |
E553854
|
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: European Union rail interoperability framework | Statement: [ETCS Level 2, developedUnder, European Union rail interoperability framework]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: European Union rail interoperability framework Context triple: [ETCS Level 2, developedUnder, European Union rail interoperability framework]
-
A.
European Union railway liberalization directives
The European Union railway liberalization directives are a set of EU laws designed to open national rail markets to competition, separate infrastructure management from train operations, and create an integrated, interoperable European rail system.
-
B.
European Train Control System
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.
-
C.
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.
-
D.
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.
-
E.
European Union Agency for Railways
chosen
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.
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_69ca841ffe208190aa7bcffbef2f8379 |
completed | March 30, 2026, 2:09 p.m. |
| NER | Named-entity recognition | batch_69cd078525308190abfb883123742d3f |
completed | April 1, 2026, 11:54 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69d09c2ca500819083ef4aa37f3e3a7f |
completed | April 4, 2026, 5:05 a.m. |
Created at: March 30, 2026, 7:33 p.m.