Triple

T14869941
Position Surface form Disambiguated ID Type / Status
Subject Maputo Corridor E349716 entity
Predicate railComponent P49311 FINISHED
Object Maputo railway line
The Maputo railway line is a key rail route in southern Africa that connects inland regions to the Port of Maputo, facilitating regional trade and transport within the Maputo Corridor.
E1124443 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: Maputo railway line | Statement: [Maputo Corridor, railComponent, Maputo railway line]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Maputo railway line
Context triple: [Maputo Corridor, railComponent, Maputo railway line]
  • A. Johannesburg–Richards Bay line
    The Johannesburg–Richards Bay line is a major South African heavy-haul railway corridor that links the inland economic hub around Johannesburg with the deep-water port of Richards Bay, primarily for bulk freight such as coal.
  • B. Cape Town–Bulawayo railway
    The Cape Town–Bulawayo railway is a major southern African rail line linking Cape Town in South Africa with Bulawayo in Zimbabwe, historically significant as a key north–south transport corridor.
  • C. Johannesburg–Swaziland line
    The Johannesburg–Swaziland line is a railway route in southern Africa that connects Johannesburg in South Africa with Eswatini (formerly Swaziland), serving as an important corridor for regional transport and trade.
  • D. Bulawayo–Beitbridge line
    The Bulawayo–Beitbridge line is a key railway corridor in Zimbabwe that links the industrial city of Bulawayo with the Beitbridge border crossing to South Africa, serving as a major route for regional freight and passenger transport.
  • E. Bulawayo–Victoria Falls railway
    The Bulawayo–Victoria Falls railway is a key rail line in western Zimbabwe that connects the city of Bulawayo to the Victoria Falls area, serving as an important regional transport and tourism corridor.
  • 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: Maputo railway line
Triple: [Maputo Corridor, railComponent, Maputo railway line]
Generated description
The Maputo railway line is a key rail route in southern Africa that connects inland regions to the Port of Maputo, facilitating regional trade and transport within the Maputo Corridor.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Maputo railway line
Target entity description: The Maputo railway line is a key rail route in southern Africa that connects inland regions to the Port of Maputo, facilitating regional trade and transport within the Maputo Corridor.
  • A. Johannesburg–Richards Bay line
    The Johannesburg–Richards Bay line is a major South African heavy-haul railway corridor that links the inland economic hub around Johannesburg with the deep-water port of Richards Bay, primarily for bulk freight such as coal.
  • B. Cape Town–Bulawayo railway
    The Cape Town–Bulawayo railway is a major southern African rail line linking Cape Town in South Africa with Bulawayo in Zimbabwe, historically significant as a key north–south transport corridor.
  • C. Johannesburg–Swaziland line
    The Johannesburg–Swaziland line is a railway route in southern Africa that connects Johannesburg in South Africa with Eswatini (formerly Swaziland), serving as an important corridor for regional transport and trade.
  • D. Bulawayo–Beitbridge line
    The Bulawayo–Beitbridge line is a key railway corridor in Zimbabwe that links the industrial city of Bulawayo with the Beitbridge border crossing to South Africa, serving as a major route for regional freight and passenger transport.
  • E. Bulawayo–Victoria Falls railway
    The Bulawayo–Victoria Falls railway is a key rail line in western Zimbabwe that connects the city of Bulawayo to the Victoria Falls area, serving as an important regional transport and tourism corridor.
  • 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_69d822ee4f408190b6ac3b2fa434f0df completed April 9, 2026, 10:06 p.m.
NER Named-entity recognition batch_69ded57967748190a7c05ebb74aacb7c completed April 15, 2026, 12:02 a.m.
NED1 Entity disambiguation (via context triple) batch_69fe651067cc8190b9c218ef1f802762 completed May 8, 2026, 10:34 p.m.
NEDg Description generation batch_69fe675dd7288190901df5f7806f9b3f completed May 8, 2026, 10:44 p.m.
NED2 Entity disambiguation (via description) batch_69fe67f2fab881908b8be1aa344ee5b5 completed May 8, 2026, 10:47 p.m.
Created at: April 10, 2026, 1:55 a.m.