Triple
T1373908
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Thelwall Viaduct |
E30175
|
entity |
| Predicate | spans |
P266
|
FINISHED |
| Object | Mersey Valley |
E9452
|
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: Mersey Valley | Statement: [Thelwall Viaduct, spans, Mersey Valley]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Mersey Valley Context triple: [Thelwall Viaduct, spans, Mersey Valley]
-
A.
Mersey Estuary
The Mersey Estuary is the tidal mouth of the River Mersey in northwest England, forming a wide inlet between Liverpool and the Wirral Peninsula that is significant for shipping, industry, and wildlife habitats.
-
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.
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.
-
D.
River Lea
The River Lea is a major tributary of the River Thames in southeast England, flowing through Bedfordshire, Hertfordshire, and Greater London and historically supporting navigation, industry, and water supply for the region.
-
E.
River Mersey
chosen
The River Mersey is a major river in North West England that flows through cities including Manchester and Liverpool before emptying into the Irish Sea.
- 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_69a498f912008190a376a98b207b2071 |
completed | March 1, 2026, 7:52 p.m. |
| NER | Named-entity recognition | batch_69a4c2f660888190bc9240e0dc4f0aa3 |
completed | March 1, 2026, 10:51 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69acd48397c88190b5be985bf92d47b8 |
completed | March 8, 2026, 1:44 a.m. |
Created at: March 1, 2026, 7:57 p.m.