Triple
T20057798
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Brent Reservoir |
E499385
|
entity |
| Predicate | partOf |
P40
|
FINISHED |
| Object | Thames River Basin District |
—
|
NE NERFINISHED |
How this triple was built (2 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: Thames River Basin District | Statement: [Brent Reservoir, partOf, Thames River Basin District]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Thames River Basin District Context triple: [Brent Reservoir, partOf, Thames River Basin District]
-
A.
Thames Basin
chosen
The Thames Basin is the drainage area in southern England that collects water flowing into the River Thames and its tributaries.
-
B.
Thames Valley
Thames Valley is a region in southern England centered around the River Thames, encompassing major towns and economic hubs such as Reading, Oxford, and Slough.
-
C.
Severn catchment
The Severn catchment is the river basin that drains into the River Severn, the longest river in Great Britain, encompassing a wide network of tributaries and surrounding landscapes.
-
D.
Thames River watershed
The Thames River watershed is a drainage basin in southwestern Ontario, Canada, encompassing the land area whose surface water flows into the Thames River and its tributaries.
-
E.
Cheshire Basin
The Cheshire Basin is a large geological sedimentary basin in northwest England known for its thick Triassic rock sequences and associated salt deposits.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
Provenance (2 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_69da6276bcf48190aabbf279192a5fb4 |
completed | April 11, 2026, 3:02 p.m. |
| NER | Named-entity recognition | batch_69e6637325908190aefc0e27e2ed5750 |
completed | April 20, 2026, 5:33 p.m. |
Created at: April 11, 2026, 3:38 p.m.