Triple

T1388889
Position Surface form Disambiguated ID Type / Status
Subject Cape of Good Hope E29908 entity
Predicate southernmostPointOfAfrica P17679 FINISHED
Object Cape Agulhas
Cape Agulhas is the rocky headland on the southern tip of South Africa that marks the geographic meeting point of the Atlantic and Indian Oceans.
E167427 NE FINISHED

How this triple was built (5 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: Cape Agulhas | Statement: [Cape of Good Hope, southernmostPointOfAfrica, Cape Agulhas]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Cape Agulhas
Context triple: [Cape of Good Hope, southernmostPointOfAfrica, Cape Agulhas]
  • A. Cape of Good Hope
    The Cape of Good Hope is a rocky headland on the Atlantic coast of the Cape Peninsula in South Africa, historically significant as a key landmark on the sea route around the southern tip of Africa.
  • B. Cape Peninsula
    The Cape Peninsula is a scenic, mountainous peninsula in South Africa that extends into the Atlantic Ocean and includes Cape Town and several famous coastal landmarks.
  • C. Saldanha Bay
    Saldanha Bay is a natural deep-water harbor and coastal town on South Africa’s west coast, known for its fishing industry, port facilities, and maritime activities.
  • D. Table Bay
    Table Bay is a natural bay on the Atlantic coast of South Africa, famed as the historic anchorage and harbor area of Cape Town beneath Table Mountain.
  • E. Port of Durban
    The Port of Durban is Africa’s busiest and largest container port, serving as a major gateway for maritime trade on the east coast of South Africa.
  • 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: Cape Agulhas
Triple: [Cape of Good Hope, southernmostPointOfAfrica, Cape Agulhas]
Generated description
Cape Agulhas is the rocky headland on the southern tip of South Africa that marks the geographic meeting point of the Atlantic and Indian Oceans.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Cape Agulhas
Target entity description: Cape Agulhas is the rocky headland on the southern tip of South Africa that marks the geographic meeting point of the Atlantic and Indian Oceans.
  • A. Cape of Good Hope
    The Cape of Good Hope is a rocky headland on the Atlantic coast of the Cape Peninsula in South Africa, historically significant as a key landmark on the sea route around the southern tip of Africa.
  • B. Cape Peninsula
    The Cape Peninsula is a scenic, mountainous peninsula in South Africa that extends into the Atlantic Ocean and includes Cape Town and several famous coastal landmarks.
  • C. Saldanha Bay
    Saldanha Bay is a natural deep-water harbor and coastal town on South Africa’s west coast, known for its fishing industry, port facilities, and maritime activities.
  • D. Table Bay
    Table Bay is a natural bay on the Atlantic coast of South Africa, famed as the historic anchorage and harbor area of Cape Town beneath Table Mountain.
  • E. Port of Durban
    The Port of Durban is Africa’s busiest and largest container port, serving as a major gateway for maritime trade on the east coast of South Africa.
  • F. None of above. chosen
PD Predicate disambiguation gpt-5-mini-2025-08-07
Target predicate: southernmostPointOfAfrica
Context triple: [Cape of Good Hope, southernmostPointOfAfrica, Cape Agulhas]
  • A. southernmostDistrictOf
    Indicates that one district is the geographically furthest south within the boundaries of a specified larger region or entity.
  • B. southernmostCityOf
    Indicates that one city is the geographically furthest south among all cities within a specified region or set.
  • C. isSouthernmostPartOf chosen
    Indicates that one entity is the geographically furthest south portion or section of another entity.
  • D. locatedSouthOf
    Indicates that one entity is positioned geographically to the south of another entity.
  • E. locatedSouthWestOf
    Indicates that one entity is positioned to the southwest of another entity, combining both a southern and western relative location.
  • F. None of above.

Provenance (6 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_69a498dc92f8819094a1108f8ac90f43 completed March 1, 2026, 7:51 p.m.
NER Named-entity recognition batch_69a4c35ce48c81909aaad7dfa2df63fa completed March 1, 2026, 10:53 p.m.
NED1 Entity disambiguation (via context triple) batch_69ad0e657d3c8190962220e52e3e64c0 completed March 8, 2026, 5:51 a.m.
NEDg Description generation batch_69ad0f2b046081908be111f16e2de0fb completed March 8, 2026, 5:54 a.m.
NED2 Entity disambiguation (via description) batch_69ad0fe782548190a437386ee2f4c2d5 completed March 8, 2026, 5:57 a.m.
PD Predicate disambiguation batch_69a4beffcf808190ab4cd0271257ce63 completed March 1, 2026, 10:34 p.m.
Created at: March 1, 2026, 7:59 p.m.