Triple
T2932167
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | SNCB/NMBS |
E78978
|
entity |
| Predicate | predecessor |
P97
|
FINISHED |
| Object |
Belgian State Railways
Belgian State Railways was the former national railway operator of Belgium that managed and developed the country’s rail network before being succeeded by SNCB/NMBS.
|
E78978
|
NE FINISHED |
How this triple was built (4 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: Belgian State Railways | Statement: [SNCB/NMBS, predecessor, Belgian State Railways]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Belgian State Railways Context triple: [SNCB/NMBS, predecessor, Belgian State Railways]
-
A.
SNCB/NMBS
SNCB/NMBS is the Belgian national railway company responsible for operating most passenger train services and managing much of the rail infrastructure in Belgium.
-
B.
Nederlandse Spoorwegen
Nederlandse Spoorwegen is the principal Dutch railway company responsible for most passenger train services across the Netherlands.
-
C.
Chemins de Fer Luxembourgeois
Chemins de Fer Luxembourgeois is Luxembourg’s national state-owned railway company, responsible for operating the country’s passenger and freight rail services and managing much of its rail infrastructure.
-
D.
Intercity Brussels
Intercity Brussels is an international high-speed train service connecting the Netherlands with Brussels in Belgium.
-
E.
Société des Transports Intercommunaux de Bruxelles
The Société des Transports Intercommunaux de Bruxelles (STIB/MIVB) is the main public transport operator in Brussels, managing the city’s metro, tram, and bus networks.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NEDg
Description generation
gpt-5.1
Instruction
Generate a one-sentence description of the target entity. You are given a context triple in the form (subject, predicate, object), where the object is the target entity. # Instructions Use the triple to infer relevant information about the entity. Describe the entity based on what is most defining, well-known. Avoid repeating the information from the triple, unless really essential. # Response Format Return only the sentence: "Description: [one-sentence description of the target entity]"
Input
Entity: Belgian State Railways Triple: [SNCB/NMBS, predecessor, Belgian State Railways]
Generated description
Belgian State Railways was the former national railway operator of Belgium that managed and developed the country’s rail network before being succeeded by SNCB/NMBS.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Belgian State Railways Target entity description: Belgian State Railways was the former national railway operator of Belgium that managed and developed the country’s rail network before being succeeded by SNCB/NMBS.
-
A.
SNCB/NMBS
chosen
SNCB/NMBS is the Belgian national railway company responsible for operating most passenger train services and managing much of the rail infrastructure in Belgium.
-
B.
Nederlandse Spoorwegen
Nederlandse Spoorwegen is the principal Dutch railway company responsible for most passenger train services across the Netherlands.
-
C.
Chemins de Fer Luxembourgeois
Chemins de Fer Luxembourgeois is Luxembourg’s national state-owned railway company, responsible for operating the country’s passenger and freight rail services and managing much of its rail infrastructure.
-
D.
Intercity Brussels
Intercity Brussels is an international high-speed train service connecting the Netherlands with Brussels in Belgium.
-
E.
Société des Transports Intercommunaux de Bruxelles
The Société des Transports Intercommunaux de Bruxelles (STIB/MIVB) is the main public transport operator in Brussels, managing the city’s metro, tram, and bus networks.
- F. None of above.
Provenance (5 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_69ad8b0d40b481908bc2a5fa2e73c3fb |
completed | March 8, 2026, 2:43 p.m. |
| NER | Named-entity recognition | batch_69ad980368e48190a50b59917af4786a |
completed | March 8, 2026, 3:38 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69b12e181898819087ed4acfd24c00a1 |
completed | March 11, 2026, 8:55 a.m. |
| NEDg | Description generation | batch_69b12f188c7c81908d1d575252dc4bda |
completed | March 11, 2026, 9 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69b1c9bccb3081909e6869b5cba68117 |
completed | March 11, 2026, 7:59 p.m. |
Created at: March 8, 2026, 2:55 p.m.