Triple
T6977914
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | River Tywi |
E161760
|
entity |
| Predicate | hasStructureOn |
P22388
|
FINISHED |
| Object |
Llyn Brianne dam
Llyn Brianne dam is a large concrete gravity dam in mid-Wales that creates the Llyn Brianne reservoir, a major source of water supply and flood control in the River Tywi valley.
|
E633528
|
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: Llyn Brianne dam | Statement: [River Tywi, hasStructureOn, Llyn Brianne dam]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Llyn Brianne dam Context triple: [River Tywi, hasStructureOn, Llyn Brianne dam]
-
A.
Llyn Brenig
Llyn Brenig is a large reservoir and recreational lake in North Wales, known for its scenic surroundings, walking trails, and trout fishing.
-
B.
Llyn Dinas
Llyn Dinas is a scenic natural lake in the Snowdonia region of North Wales, popular for walking, photography, and its surrounding mountainous landscapes.
-
C.
Llyn Llydaw
Llyn Llydaw is a glacial lake on the eastern flanks of Snowdon in Snowdonia National Park, Wales, renowned for its scenic mountain setting and association with local legends.
-
D.
Llyn Hywel
Llyn Hywel is a remote mountain lake in the Rhinogydd range of Snowdonia, Wales, known for its dramatic rocky surroundings and scenic views.
-
E.
Llyn Tegid
Llyn Tegid, also known as Bala Lake, is the largest natural lake in Wales, renowned for its scenic beauty and unique aquatic wildlife.
- 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: Llyn Brianne dam Triple: [River Tywi, hasStructureOn, Llyn Brianne dam]
Generated description
Llyn Brianne dam is a large concrete gravity dam in mid-Wales that creates the Llyn Brianne reservoir, a major source of water supply and flood control in the River Tywi valley.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Llyn Brianne dam Target entity description: Llyn Brianne dam is a large concrete gravity dam in mid-Wales that creates the Llyn Brianne reservoir, a major source of water supply and flood control in the River Tywi valley.
-
A.
Llyn Brenig
Llyn Brenig is a large reservoir and recreational lake in North Wales, known for its scenic surroundings, walking trails, and trout fishing.
-
B.
Llyn Dinas
Llyn Dinas is a scenic natural lake in the Snowdonia region of North Wales, popular for walking, photography, and its surrounding mountainous landscapes.
-
C.
Llyn Llydaw
Llyn Llydaw is a glacial lake on the eastern flanks of Snowdon in Snowdonia National Park, Wales, renowned for its scenic mountain setting and association with local legends.
-
D.
Llyn Hywel
Llyn Hywel is a remote mountain lake in the Rhinogydd range of Snowdonia, Wales, known for its dramatic rocky surroundings and scenic views.
-
E.
Llyn Tegid
Llyn Tegid, also known as Bala Lake, is the largest natural lake in Wales, renowned for its scenic beauty and unique aquatic wildlife.
- 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_69c68854a0d88190bc0bf82263f1afce |
completed | March 27, 2026, 1:38 p.m. |
| NER | Named-entity recognition | batch_69c6db68d25c8190a1776908619ad979 |
completed | March 27, 2026, 7:32 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69c761b614e88190877455edd5f64cf1 |
completed | March 28, 2026, 5:05 a.m. |
| NEDg | Description generation | batch_69c7629031608190b1ef76e969c97925 |
completed | March 28, 2026, 5:09 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69c76329a47081909b47894ba0e1cad1 |
completed | March 28, 2026, 5:12 a.m. |
Created at: March 27, 2026, 2:31 p.m.