Triple
T9270000
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | ETCS Level 2 |
E222799
|
entity |
| Predicate | developedBy |
P73
|
FINISHED |
| Object | European Railway Agency |
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 Railway Agency | Statement: [ETCS Level 2, developedBy, European Railway Agency]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: European Railway Agency Context triple: [ETCS Level 2, developedBy, European Railway Agency]
-
A.
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.
-
B.
International Union of Railways
The International Union of Railways is a global industry association that promotes cooperation, standardization, and development among railway companies and infrastructure managers worldwide.
-
C.
Eurail B.V.
Eurail B.V. is a company that manages and markets international rail pass products for train travel across Europe.
-
D.
European Transport Workers’ Federation
The European Transport Workers’ Federation is a regional trade union organization representing transport workers across Europe and advocating for their labor rights, safety, and working conditions.
-
E.
European road and transport cooperation
European road and transport cooperation is a collaborative framework among European countries and institutions aimed at harmonizing and improving road infrastructure, traffic safety, and transport policies across the continent.
- 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_69d0b1ecfadc81909adf95fbbc77c389 |
completed | April 4, 2026, 6:38 a.m. |
Created at: March 30, 2026, 7:33 p.m.