Triple

T16591289
Position Surface form Disambiguated ID Type / Status
Subject Braamfontein Spruit E403091 entity
Predicate hasSourceLocation P3654 FINISHED
Object Johannesburg central ridge
Johannesburg central ridge is a prominent elevated landform in Johannesburg that serves as a key watershed area and geographic feature shaping the city’s drainage patterns.
E1222484 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: Johannesburg central ridge | Statement: [Braamfontein Spruit, hasSourceLocation, Johannesburg central ridge]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Johannesburg central ridge
Context triple: [Braamfontein Spruit, hasSourceLocation, Johannesburg central ridge]
  • A. Magaliesberg
    Magaliesberg is a mountain range in northern South Africa known for its rugged cliffs, rich biodiversity, and historical significance in early Boer and indigenous history.
  • B. Bothasig
    Bothasig is a residential suburb in the northern part of Cape Town, South Africa.
  • C. Muizenberg Mountain
    Muizenberg Mountain is a prominent peak forming part of the Cape Peninsula’s mountainous backdrop above the seaside suburb of Muizenberg in Cape Town, South Africa.
  • D. Stormberg
    Stormberg is a mountainous region in South Africa known for its high plateaus, rugged terrain, and significant geological and historical features.
  • E. Cornberg
    Cornberg is a small municipality in the German state of Hesse, known for its rural setting and historical monastery complex.
  • 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: Johannesburg central ridge
Triple: [Braamfontein Spruit, hasSourceLocation, Johannesburg central ridge]
Generated description
Johannesburg central ridge is a prominent elevated landform in Johannesburg that serves as a key watershed area and geographic feature shaping the city’s drainage patterns.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Johannesburg central ridge
Target entity description: Johannesburg central ridge is a prominent elevated landform in Johannesburg that serves as a key watershed area and geographic feature shaping the city’s drainage patterns.
  • A. Magaliesberg
    Magaliesberg is a mountain range in northern South Africa known for its rugged cliffs, rich biodiversity, and historical significance in early Boer and indigenous history.
  • B. Bothasig
    Bothasig is a residential suburb in the northern part of Cape Town, South Africa.
  • C. Muizenberg Mountain
    Muizenberg Mountain is a prominent peak forming part of the Cape Peninsula’s mountainous backdrop above the seaside suburb of Muizenberg in Cape Town, South Africa.
  • D. Stormberg
    Stormberg is a mountainous region in South Africa known for its high plateaus, rugged terrain, and significant geological and historical features.
  • E. Cornberg
    Cornberg is a small municipality in the German state of Hesse, known for its rural setting and historical monastery complex.
  • 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_69d88387363c8190a97a0c942130de97 completed April 10, 2026, 4:58 a.m.
NER Named-entity recognition batch_69e359a012e081909a0604dde3c04bbb completed April 18, 2026, 10:14 a.m.
NED1 Entity disambiguation (via context triple) batch_6a00759b9e5081909815d2cd00d44490 completed May 10, 2026, 12:10 p.m.
NEDg Description generation batch_6a007680bc7c81908c81ad690035ed47 completed May 10, 2026, 12:13 p.m.
NED2 Entity disambiguation (via description) batch_6a007728680c819082a3bd7e84edb2b0 completed May 10, 2026, 12:16 p.m.
Created at: April 10, 2026, 5:16 a.m.