Triple
T16276279
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Lea Valley |
E395136
|
entity |
| Predicate | contains |
P35
|
FINISHED |
| Object | Walthamstow Reservoirs |
E925040
|
NE FINISHED |
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: Walthamstow Reservoirs | Statement: [Lea Valley, contains, Walthamstow Reservoirs]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Walthamstow Reservoirs Context triple: [Lea Valley, contains, Walthamstow Reservoirs]
-
A.
Chingford Reservoirs
chosen
Chingford Reservoirs are a group of large drinking-water storage reservoirs in the Lee Valley in northeast London, forming part of the city’s main water supply infrastructure and an important wetland habitat for wildlife.
-
B.
Rivington Reservoirs
Rivington Reservoirs are a chain of scenic man-made lakes in Lancashire, England, created in the 19th century to supply drinking water and now popular for walking, wildlife, and outdoor recreation.
-
C.
Heaton Park Reservoirs
Heaton Park Reservoirs are a group of large covered water storage reservoirs in Manchester, England, that form a key part of the region’s drinking water supply infrastructure.
-
D.
Lee Valley reservoirs
The Lee Valley reservoirs are a chain of large man‑made lakes in northeast London that store and supply drinking water to the city and surrounding areas.
-
E.
Kempton Park Reservoirs
Kempton Park Reservoirs are a series of large water storage reservoirs in southwest London that form part of the region’s public water supply infrastructure and associated nature conservation areas.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
Provenance (3 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_69d87f221d8081909b0b2063e7528ba2 |
completed | April 10, 2026, 4:40 a.m. |
| NER | Named-entity recognition | batch_69e2460ea5a4819099f779288a754c8d |
completed | April 17, 2026, 2:39 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_6a0017c2b9688190b96d62d83a03f158 |
completed | May 10, 2026, 5:29 a.m. |
Created at: April 10, 2026, 5:05 a.m.