Triple

T15190092
Position Surface form Disambiguated ID Type / Status
Subject Sultanate of Zanzibar E362982 entity
Predicate majorPort P528 FINISHED
Object Zanzibar harbor
Zanzibar harbor is a historically significant Indian Ocean port on the island of Zanzibar that served as a key hub for trade and maritime activity in East Africa.
E1141847 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: Zanzibar harbor | Statement: [Sultanate of Zanzibar, majorPort, Zanzibar harbor]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Zanzibar harbor
Context triple: [Sultanate of Zanzibar, majorPort, Zanzibar harbor]
  • A. Port of Pemba
    The Port of Pemba is a key Indian Ocean harbor in northern Mozambique that serves as a strategic logistics and commercial hub, particularly for the region’s offshore gas and maritime trade activities.
  • B. Port of Mombasa
    The Port of Mombasa is Kenya’s largest and busiest seaport, serving as a key gateway for maritime trade in East and Central Africa.
  • C. Kilindini Harbour
    Kilindini Harbour is a deep-water port on the Indian Ocean serving as the main seaport of Mombasa, Kenya, and one of the busiest maritime gateways in East Africa.
  • D. Dar es Salaam Bay
    Dar es Salaam Bay is a natural inlet on the Indian Ocean that forms the main harbor area of Dar es Salaam, Tanzania’s largest city and commercial hub.
  • E. Port of Tanga
    The Port of Tanga is a major seaport on Tanzania’s northern coast, serving as an important hub for regional trade and maritime transport in East 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: Zanzibar harbor
Triple: [Sultanate of Zanzibar, majorPort, Zanzibar harbor]
Generated description
Zanzibar harbor is a historically significant Indian Ocean port on the island of Zanzibar that served as a key hub for trade and maritime activity in East Africa.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Zanzibar harbor
Target entity description: Zanzibar harbor is a historically significant Indian Ocean port on the island of Zanzibar that served as a key hub for trade and maritime activity in East Africa.
  • A. Port of Pemba
    The Port of Pemba is a key Indian Ocean harbor in northern Mozambique that serves as a strategic logistics and commercial hub, particularly for the region’s offshore gas and maritime trade activities.
  • B. Port of Mombasa
    The Port of Mombasa is Kenya’s largest and busiest seaport, serving as a key gateway for maritime trade in East and Central Africa.
  • C. Kilindini Harbour
    Kilindini Harbour is a deep-water port on the Indian Ocean serving as the main seaport of Mombasa, Kenya, and one of the busiest maritime gateways in East Africa.
  • D. Dar es Salaam Bay
    Dar es Salaam Bay is a natural inlet on the Indian Ocean that forms the main harbor area of Dar es Salaam, Tanzania’s largest city and commercial hub.
  • E. Port of Tanga
    The Port of Tanga is a major seaport on Tanzania’s northern coast, serving as an important hub for regional trade and maritime transport in East Africa.
  • 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_69d85a09a39c81908759f23268e2d408 completed April 10, 2026, 2:01 a.m.
NER Named-entity recognition batch_69e0067beedc8190abc0a94c7a38f85e completed April 15, 2026, 9:43 p.m.
NED1 Entity disambiguation (via context triple) batch_69fec89797ac819090fb68bb5f2fad5c completed May 9, 2026, 5:39 a.m.
NEDg Description generation batch_69fec974f39c819081dcec5c18090cf7 completed May 9, 2026, 5:43 a.m.
NED2 Entity disambiguation (via description) batch_69feca9d1a5c8190b0c649f83a74231b completed May 9, 2026, 5:48 a.m.
Created at: April 10, 2026, 3:10 a.m.