Triple
T19790577
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Tanzania Ports Authority headquarters |
E475397
|
entity |
| Predicate | serves |
P98
|
FINISHED |
| Object |
Tanzania’s seaports
Tanzania’s seaports are a network of maritime gateways on the Indian Ocean that handle the country’s international trade and regional transit, including major ports such as Dar es Salaam, Tanga, and Mtwara.
|
E1396343
|
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: Tanzania’s seaports | Statement: [Tanzania Ports Authority headquarters, serves, Tanzania’s seaports]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Tanzania’s seaports Context triple: [Tanzania Ports Authority headquarters, serves, Tanzania’s seaports]
-
A.
Port of Dar es Salaam
The Port of Dar es Salaam is Tanzania’s principal maritime gateway and one of East Africa’s busiest ports, handling the majority of the country’s international trade and serving several landlocked neighboring states.
-
B.
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.
-
C.
Tanzania
Tanzania is an East African nation known for its vast wilderness areas, including the Serengeti National Park and Mount Kilimanjaro, as well as its rich cultural diversity.
-
D.
Kilwa Masoko Port
Kilwa Masoko Port is a coastal seaport in southern Tanzania that serves as a key maritime gateway for the Kilwa area and the wider Lindi Region.
-
E.
Inland Tanzania trade corridor
The Inland Tanzania trade corridor is a key overland transport and logistics route that links central Tanzanian regions such as Tabora with major domestic and regional markets.
- 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: Tanzania’s seaports Triple: [Tanzania Ports Authority headquarters, serves, Tanzania’s seaports]
Generated description
Tanzania’s seaports are a network of maritime gateways on the Indian Ocean that handle the country’s international trade and regional transit, including major ports such as Dar es Salaam, Tanga, and Mtwara.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Tanzania’s seaports Target entity description: Tanzania’s seaports are a network of maritime gateways on the Indian Ocean that handle the country’s international trade and regional transit, including major ports such as Dar es Salaam, Tanga, and Mtwara.
-
A.
Port of Dar es Salaam
The Port of Dar es Salaam is Tanzania’s principal maritime gateway and one of East Africa’s busiest ports, handling the majority of the country’s international trade and serving several landlocked neighboring states.
-
B.
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.
-
C.
Coastal Tanzania
Coastal Tanzania is the eastern seaboard region of Tanzania along the Indian Ocean, encompassing major urban centers like Dar es Salaam and serving as a key hub for trade, culture, and maritime activities.
-
D.
Tanzania
Tanzania is an East African nation known for its vast wilderness areas, including the Serengeti National Park and Mount Kilimanjaro, as well as its rich cultural diversity.
-
E.
Kilwa Masoko Port
Kilwa Masoko Port is a coastal seaport in southern Tanzania that serves as a key maritime gateway for the Kilwa area and the wider Lindi Region.
- 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_69d8e51b014081908b263e167370529a |
completed | April 10, 2026, 11:55 a.m. |
| NER | Named-entity recognition | batch_69e653c217bc819092c517b27ca22087 |
completed | April 20, 2026, 4:26 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_6a07c4fdbf4c8190a9177e87b65fc965 |
completed | May 16, 2026, 1:14 a.m. |
| NEDg | Description generation | batch_6a07c90c07a48190b0f23597124b5017 |
completed | May 16, 2026, 1:31 a.m. |
| NED2 | Entity disambiguation (via description) | batch_6a07c97b33b481909e9b45b37cfe87b3 |
completed | May 16, 2026, 1:33 a.m. |
Created at: April 10, 2026, 1:49 p.m.