Triple
T6237331
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | South African national rail network |
E139507
|
entity |
| Predicate | historicalOperator |
P2834
|
FINISHED |
| Object |
Spoornet
Spoornet was South Africa’s former state-owned freight rail operator, responsible for much of the country’s heavy rail transport before being restructured and rebranded.
|
E577527
|
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: Spoornet | Statement: [South African national rail network, historicalOperator, Spoornet]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Spoornet Context triple: [South African national rail network, historicalOperator, Spoornet]
-
A.
Noord/Zuidlijn
Noord/Zuidlijn is Amsterdam’s north–south metro line that connects the northern part of the city with the city center and southern districts via a major underground route.
-
B.
Nijmegen–Venlo railway
The Nijmegen–Venlo railway is a regional rail line in the Netherlands connecting the cities of Nijmegen and Venlo as part of the country’s passenger and freight rail network.
-
C.
Eindhoven–Breda railway
The Eindhoven–Breda railway is a Dutch rail line in the southern Netherlands that connects the cities of Eindhoven and Breda, serving as an important regional passenger and freight corridor.
-
D.
Utrecht–Gouda railway
The Utrecht–Gouda railway is a key rail line in the Netherlands connecting the major transport hub of Utrecht with the city of Gouda and forming part of the country’s core passenger and regional rail network.
-
E.
Den Haag–Gouda railway
The Den Haag–Gouda railway is a key rail line in the Netherlands connecting The Hague with Gouda and forming part of an important corridor between the Randstad region and the rest of the country.
- 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: Spoornet Triple: [South African national rail network, historicalOperator, Spoornet]
Generated description
Spoornet was South Africa’s former state-owned freight rail operator, responsible for much of the country’s heavy rail transport before being restructured and rebranded.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Spoornet Target entity description: Spoornet was South Africa’s former state-owned freight rail operator, responsible for much of the country’s heavy rail transport before being restructured and rebranded.
-
A.
Noord/Zuidlijn
Noord/Zuidlijn is Amsterdam’s north–south metro line that connects the northern part of the city with the city center and southern districts via a major underground route.
-
B.
Nijmegen–Venlo railway
The Nijmegen–Venlo railway is a regional rail line in the Netherlands connecting the cities of Nijmegen and Venlo as part of the country’s passenger and freight rail network.
-
C.
Eindhoven–Breda railway
The Eindhoven–Breda railway is a Dutch rail line in the southern Netherlands that connects the cities of Eindhoven and Breda, serving as an important regional passenger and freight corridor.
-
D.
Utrecht–Gouda railway
The Utrecht–Gouda railway is a key rail line in the Netherlands connecting the major transport hub of Utrecht with the city of Gouda and forming part of the country’s core passenger and regional rail network.
-
E.
Den Haag–Gouda railway
The Den Haag–Gouda railway is a key rail line in the Netherlands connecting The Hague with Gouda and forming part of an important corridor between the Randstad region and the rest of the country.
- F. None of above. chosen
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_69c008b0e7ac8190808a59573ee646f3 |
completed | March 22, 2026, 3:20 p.m. |
| NER | Named-entity recognition | batch_69c063021258819093a9237041816638 |
completed | March 22, 2026, 9:45 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69c20dfbf42c8190842a471db4ff3de0 |
completed | March 24, 2026, 4:07 a.m. |
| NEDg | Description generation | batch_69c215efd48c81908365f0525cb6e3dc |
completed | March 24, 2026, 4:41 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69c21654dfac8190a5e985d539e2bcb4 |
completed | March 24, 2026, 4:43 a.m. |
Created at: March 22, 2026, 4:23 p.m.