Triple

T9082776
Position Surface form Disambiguated ID Type / Status
Subject Oti River basin E217673 entity
Predicate hasSedimentContributionTo P2051 FINISHED
Object Lake Volta E132468 NE FINISHED

How this triple was built (3 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: Lake Volta | Statement: [Oti River basin, hasSedimentContributionTo, Lake Volta]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Lake Volta
Context triple: [Oti River basin, hasSedimentContributionTo, Lake Volta]
  • A. Lake Volta chosen
    Lake Volta is one of the world’s largest artificial reservoirs by surface area, created by the Akosombo Dam on the Volta River in Ghana.
  • B. Lake Victoria
    Lake Victoria is a vast freshwater lake in East Africa, bordered by Tanzania, Uganda, and Kenya, and is renowned as the world’s largest tropical lake and a vital regional resource.
  • C. Lake Afrera
    Lake Afrera is a hypersaline lake in Ethiopia’s Afar Depression, known for its extreme heat, low elevation below sea level, and surrounding volcanic landscape.
  • D. Lake Turkana
    Lake Turkana is a large, saline lake in Kenya’s arid north, renowned for its striking turquoise waters, rich biodiversity, and significant archaeological sites along its shores.
  • E. Lake Tana
    Lake Tana is Ethiopia’s largest lake and the primary source of the Blue Nile, renowned for its island monasteries and ecological importance in the Ethiopian Highlands.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.
PD Predicate disambiguation gpt-5-mini-2025-08-07
Target predicate: hasSedimentContributionTo
Context triple: [Oti River basin, hasSedimentContributionTo, Lake Volta]
  • A. hasSedimentsThat
    Indicates that one entity contains, includes, or is associated with specific sediments described by the related entity.
  • B. hasSedimentLoad
    Indicates that one entity (typically a water body or flow) carries or transports a certain amount or type of sediment associated with another entity.
  • C. typeOfSedimentation
    Indicates the specific kind or process of sediment deposition or settling that characterizes how sediment accumulates in a given context.
  • D. sedimentSource chosen
    Indicates that one entity serves as the origin or provider of sediment that is transported to or deposited in another entity.
  • E. causeOfSediment
    Indicates that one entity is the source or generating factor responsible for the formation or presence of sediment in another entity or location.
  • F. None of above.

Provenance (4 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_69ca83d7a0388190ba1af89ed7ba36f9 completed March 30, 2026, 2:08 p.m.
NER Named-entity recognition batch_69cc960a2760819084aab611eb1c43a9 completed April 1, 2026, 3:50 a.m.
NED1 Entity disambiguation (via context triple) batch_69d04781c4d08190b91d02fa43fa57e0 completed April 3, 2026, 11:04 p.m.
PD Predicate disambiguation batch_69cc65fa79bc81908b46f05c8bba920f completed April 1, 2026, 12:25 a.m.
Created at: March 30, 2026, 7:13 p.m.