Triple
T14017089
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Johannesburg drainage system |
E337230
|
entity |
| Predicate | regulatedBy |
P86
|
FINISHED |
| Object |
South African National Standards for stormwater
South African National Standards for stormwater are nationally mandated technical guidelines that define the design, construction, and management requirements for stormwater drainage systems in South Africa to ensure safety, efficiency, and environmental protection.
|
E1073339
|
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: South African National Standards for stormwater | Statement: [Johannesburg drainage system, regulatedBy, South African National Standards for stormwater]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: South African National Standards for stormwater Context triple: [Johannesburg drainage system, regulatedBy, South African National Standards for stormwater]
-
A.
National Water Management Areas of South Africa
The National Water Management Areas of South Africa are administratively defined hydrological regions used by the government to plan, regulate, and manage the country’s water resources.
-
B.
Nairobi urban drainage network
The Nairobi urban drainage network is the integrated system of natural waterways and engineered channels that manages stormwater and surface runoff across Kenya’s capital city.
-
C.
Recife urban hydrological network
The Recife urban hydrological network is the interconnected system of rivers, canals, and drainage waterways that shapes the city’s water management, flood dynamics, and coastal environment.
-
D.
Handbook of Applied Hydrology
Handbook of Applied Hydrology is a comprehensive reference book on the theory and practice of hydrology, widely used by engineers, researchers, and water resource professionals.
-
E.
Water Services Act (South Africa)
The Water Services Act (South Africa) is a key piece of legislation that regulates the provision, quality, and management of water and sanitation services in the country, aiming to ensure equitable access and sustainable use of water resources.
- 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: South African National Standards for stormwater Triple: [Johannesburg drainage system, regulatedBy, South African National Standards for stormwater]
Generated description
South African National Standards for stormwater are nationally mandated technical guidelines that define the design, construction, and management requirements for stormwater drainage systems in South Africa to ensure safety, efficiency, and environmental protection.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: South African National Standards for stormwater Target entity description: South African National Standards for stormwater are nationally mandated technical guidelines that define the design, construction, and management requirements for stormwater drainage systems in South Africa to ensure safety, efficiency, and environmental protection.
-
A.
National Water Management Areas of South Africa
The National Water Management Areas of South Africa are administratively defined hydrological regions used by the government to plan, regulate, and manage the country’s water resources.
-
B.
Nairobi urban drainage network
The Nairobi urban drainage network is the integrated system of natural waterways and engineered channels that manages stormwater and surface runoff across Kenya’s capital city.
-
C.
Recife urban hydrological network
The Recife urban hydrological network is the interconnected system of rivers, canals, and drainage waterways that shapes the city’s water management, flood dynamics, and coastal environment.
-
D.
Handbook of Applied Hydrology
Handbook of Applied Hydrology is a comprehensive reference book on the theory and practice of hydrology, widely used by engineers, researchers, and water resource professionals.
-
E.
Water Services Act (South Africa)
The Water Services Act (South Africa) is a key piece of legislation that regulates the provision, quality, and management of water and sanitation services in the country, aiming to ensure equitable access and sustainable use of water resources.
- 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_69d81c6543a48190bd5ba93d7419e797 |
completed | April 9, 2026, 9:38 p.m. |
| NER | Named-entity recognition | batch_69de2f396b648190927e5718c3bb6511 |
completed | April 14, 2026, 12:12 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69fbacad948c81909db7187da5a9b97d |
completed | May 6, 2026, 9:03 p.m. |
| NEDg | Description generation | batch_69fbae186bb881908ea17ae6b12825af |
completed | May 6, 2026, 9:09 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69fbaebaab508190a609fa151c686a0d |
completed | May 6, 2026, 9:12 p.m. |
Created at: April 9, 2026, 10:19 p.m.