Triple
T1788943
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Lake Tana |
E39450
|
entity |
| Predicate | hasInflowRiver |
P165
|
FINISHED |
| Object |
Gilgel Abay River
The Gilgel Abay River is a major Ethiopian river that drains the southwestern highlands and serves as one of the principal tributaries feeding Lake Tana, the source of the Blue Nile.
|
E230352
|
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: Gilgel Abay River | Statement: [Lake Tana, hasInflowRiver, Gilgel Abay River]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Gilgel Abay River Context triple: [Lake Tana, hasInflowRiver, Gilgel Abay River]
-
A.
Shabelle River
The Shabelle River is a major river in the Horn of Africa that flows through Ethiopia into Somalia, playing a crucial role in irrigation, agriculture, and livelihoods in the region.
-
B.
Tekeze River
The Tekeze River is a major river in the Horn of Africa that flows through northern Ethiopia and Eritrea, carving one of the deepest gorges in Africa before joining the Atbarah River.
-
C.
Atbara River
The Atbara River is a major tributary of the Nile in northeastern Africa, flowing from the Ethiopian Highlands northward through Sudan before joining the main Nile.
-
D.
Awash River
The Awash River is a major river in Ethiopia that flows through the Great Rift Valley, supporting agriculture, settlements, and ecosystems before ending in a chain of saline lakes.
-
E.
Salhir River
The Salhir River is a major river in Crimea that flows through the city of Simferopol before emptying into the Syvash lagoon system.
- 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: Gilgel Abay River Triple: [Lake Tana, hasInflowRiver, Gilgel Abay River]
Generated description
The Gilgel Abay River is a major Ethiopian river that drains the southwestern highlands and serves as one of the principal tributaries feeding Lake Tana, the source of the Blue Nile.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Gilgel Abay River Target entity description: The Gilgel Abay River is a major Ethiopian river that drains the southwestern highlands and serves as one of the principal tributaries feeding Lake Tana, the source of the Blue Nile.
-
A.
Shabelle River
The Shabelle River is a major river in the Horn of Africa that flows through Ethiopia into Somalia, playing a crucial role in irrigation, agriculture, and livelihoods in the region.
-
B.
Tekeze River
The Tekeze River is a major river in the Horn of Africa that flows through northern Ethiopia and Eritrea, carving one of the deepest gorges in Africa before joining the Atbarah River.
-
C.
Atbara River
The Atbara River is a major tributary of the Nile in northeastern Africa, flowing from the Ethiopian Highlands northward through Sudan before joining the main Nile.
-
D.
Awash River
The Awash River is a major river in Ethiopia that flows through the Great Rift Valley, supporting agriculture, settlements, and ecosystems before ending in a chain of saline lakes.
-
E.
Salhir River
The Salhir River is a major river in Crimea that flows through the city of Simferopol before emptying into the Syvash lagoon system.
- F. None of above. chosen
PD
Predicate disambiguation
gpt-5-mini-2025-08-07
Target predicate: hasInflowRiver Context triple: [Lake Tana, hasInflowRiver, Gilgel Abay River]
-
A.
hasRiver
chosen
Indicates that a location or area contains, is traversed by, or is directly associated with a river.
-
B.
hasRiverActivity
Indicates that an entity engages in, supports, or is associated with activities occurring on or along a river.
-
C.
hasWatercourseType
Indicates the specific kind or category of watercourse (such as river, stream, or canal) associated with an entity.
-
D.
hasMajorTownOnRiver
Indicates that a major town is located on and directly associated with a particular river.
-
E.
hasCityOnRiver
Indicates that a city is located on or along the course of a particular river.
- 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_69a88631854081909723959921e45c2b |
completed | March 4, 2026, 7:21 p.m. |
| NER | Named-entity recognition | batch_69ab75457e54819096b8c6ae8c65550c |
completed | March 7, 2026, 12:45 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69ae26ee4c088190a767d71f1a68a734 |
completed | March 9, 2026, 1:48 a.m. |
| NEDg | Description generation | batch_69ae277895488190ae4a2337cf2ae915 |
completed | March 9, 2026, 1:50 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69ae27e7113081909835657bfff3f9e8 |
completed | March 9, 2026, 1:52 a.m. |
| PD | Predicate disambiguation | batch_69aa61d165688190924962a98e07ff69 |
completed | March 6, 2026, 5:10 a.m. |
Created at: March 4, 2026, 7:32 p.m.