Triple
T9147839
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Gravesend–Tilbury ferry |
E219502
|
entity |
| Predicate | geographicContext |
P3227
|
FINISHED |
| Object | Thames Estuary area |
E36675
|
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: Thames Estuary area | Statement: [Gravesend–Tilbury ferry, geographicContext, Thames Estuary area]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Thames Estuary area Context triple: [Gravesend–Tilbury ferry, geographicContext, Thames Estuary area]
-
A.
Thames Estuary
chosen
The Thames Estuary is the broad tidal mouth of the River Thames where it meets the North Sea, forming a major shipping route and ecological zone in southeast England.
-
B.
Medway Estuary
Medway Estuary is a tidal estuarine area in Kent, England, where the River Medway meets the Thames Estuary and the North Sea, noted for its mudflats, saltmarshes, and rich birdlife.
-
C.
Severn Estuary
The Severn Estuary is a large tidal estuary in Great Britain, renowned for having one of the highest tidal ranges in the world and forming the lower reaches of the River Severn between England and Wales.
-
D.
Nieuwe Maas estuary area
The Nieuwe Maas estuary area is a tidal river and port region in the Rhine–Meuse–Scheldt delta of the western Netherlands, forming a key waterway for Rotterdam and surrounding towns.
-
E.
The Wash estuary
The Wash estuary is a large tidal bay on the east coast of England where several rivers meet the North Sea, noted for its extensive mudflats, salt marshes, and importance as a habitat for migratory birds.
- 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_69ca83e121dc81909912bd66953081c5 |
completed | March 30, 2026, 2:08 p.m. |
| NER | Named-entity recognition | batch_69cca918a3c881909c34a6a682eb2625 |
completed | April 1, 2026, 5:11 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69d0c6fd5d4481909300c5101304f35f |
completed | April 4, 2026, 8:08 a.m. |
Created at: March 30, 2026, 7:20 p.m.