Triple
T2318873
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | River Vyrnwy |
E51129
|
entity |
| Predicate | confluenceWith |
P2416
|
FINISHED |
| Object |
River Severn at Melverley
River Severn at Melverley is the stretch of the River Severn in Shropshire, England, where it meets the River Vyrnwy near the England–Wales border.
|
E255651
|
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: River Severn at Melverley | Statement: [River Vyrnwy, confluenceWith, River Severn at Melverley]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: River Severn at Melverley Context triple: [River Vyrnwy, confluenceWith, River Severn at Melverley]
-
A.
Preston Brook
Preston Brook is a village in Cheshire, England, historically significant as a key junction and terminus on the British canal network.
-
B.
Shropshire Union Canal
The Shropshire Union Canal is a major 19th-century English waterway linking the Midlands to northwest England, known for its long rural stretches, engineering features, and role in the country’s historic canal network.
-
C.
Letcombe Brook
Letcombe Brook is a small chalk stream in Oxfordshire, England, valued for its clear waters, rich wildlife, and role in the local landscape around Wantage.
-
D.
River Chelt
River Chelt is a small river in Gloucestershire, England, that flows through the town of Cheltenham before joining the River Severn.
-
E.
River Monnow
The River Monnow is a tributary of the River Wye in the UK, forming part of the border between England and Wales and flowing through rural landscapes and historic market towns.
- 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: River Severn at Melverley Triple: [River Vyrnwy, confluenceWith, River Severn at Melverley]
Generated description
River Severn at Melverley is the stretch of the River Severn in Shropshire, England, where it meets the River Vyrnwy near the England–Wales border.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: River Severn at Melverley Target entity description: River Severn at Melverley is the stretch of the River Severn in Shropshire, England, where it meets the River Vyrnwy near the England–Wales border.
-
A.
Preston Brook
Preston Brook is a village in Cheshire, England, historically significant as a key junction and terminus on the British canal network.
-
B.
Shropshire Union Canal
The Shropshire Union Canal is a major 19th-century English waterway linking the Midlands to northwest England, known for its long rural stretches, engineering features, and role in the country’s historic canal network.
-
C.
Letcombe Brook
Letcombe Brook is a small chalk stream in Oxfordshire, England, valued for its clear waters, rich wildlife, and role in the local landscape around Wantage.
-
D.
River Chelt
River Chelt is a small river in Gloucestershire, England, that flows through the town of Cheltenham before joining the River Severn.
-
E.
River Monnow
The River Monnow is a tributary of the River Wye in the UK, forming part of the border between England and Wales and flowing through rural landscapes and historic market towns.
- 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_69a88b074b908190ae983dbca7757d88 |
completed | March 4, 2026, 7:41 p.m. |
| NER | Named-entity recognition | batch_69abc630b7ec819088735bde27fdabfe |
completed | March 7, 2026, 6:31 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69ae8966cc0c819092ad299645b0aa71 |
completed | March 9, 2026, 8:48 a.m. |
| NEDg | Description generation | batch_69ae8b3693c481909c3f5f28c9b55e92 |
completed | March 9, 2026, 8:56 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69ae8bab9a3c8190aac39006ac3744a9 |
completed | March 9, 2026, 8:58 a.m. |
Created at: March 4, 2026, 7:49 p.m.