Triple
T2261142
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Severn Bridge |
E50040
|
entity |
| Predicate | partOf |
P40
|
FINISHED |
| Object |
Severn Estuary crossings
Severn Estuary crossings are a set of major road bridges linking England and Wales across the Severn Estuary, carrying key motorway routes over the tidal waters between the two countries.
|
E50040
|
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: Severn Estuary crossings | Statement: [Severn Bridge, partOf, Severn Estuary crossings]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Severn Estuary crossings Context triple: [Severn Bridge, partOf, Severn Estuary crossings]
-
A.
Severn Bridge
Severn Bridge is a major suspension bridge in the United Kingdom that spans the River Severn and connects England with South Wales.
-
B.
Dartford Crossing
The Dartford Crossing is a major road crossing of the River Thames in southeast England, consisting of tunnels and a cable-stayed bridge that carry heavy traffic between Kent and Essex.
-
C.
Esher Bridge
Esher Bridge is a historic road bridge in Esher, Surrey, carrying traffic over the River Mole.
-
D.
Chelsea Bridge
Chelsea Bridge was a historic roadway bridge in Massachusetts that once carried traffic across the Mystic River between Chelsea and Charlestown before being superseded by the Tobin Bridge.
-
E.
Severn Tunnel
Severn Tunnel is a major railway tunnel in the United Kingdom that runs beneath the River Severn, linking South West England with South Wales.
- 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: Severn Estuary crossings Triple: [Severn Bridge, partOf, Severn Estuary crossings]
Generated description
Severn Estuary crossings are a set of major road bridges linking England and Wales across the Severn Estuary, carrying key motorway routes over the tidal waters between the two countries.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Severn Estuary crossings Target entity description: Severn Estuary crossings are a set of major road bridges linking England and Wales across the Severn Estuary, carrying key motorway routes over the tidal waters between the two countries.
-
A.
Severn Bridge
chosen
Severn Bridge is a major suspension bridge in the United Kingdom that spans the River Severn and connects England with South Wales.
-
B.
Dartford Crossing
The Dartford Crossing is a major road crossing of the River Thames in southeast England, consisting of tunnels and a cable-stayed bridge that carry heavy traffic between Kent and Essex.
-
C.
Esher Bridge
Esher Bridge is a historic road bridge in Esher, Surrey, carrying traffic over the River Mole.
-
D.
Chelsea Bridge
Chelsea Bridge was a historic roadway bridge in Massachusetts that once carried traffic across the Mystic River between Chelsea and Charlestown before being superseded by the Tobin Bridge.
-
E.
Severn Tunnel
Severn Tunnel is a major railway tunnel in the United Kingdom that runs beneath the River Severn, linking South West England with South Wales.
- F. None of above.
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_69a88b01e0048190ba96431b5f990ba9 |
completed | March 4, 2026, 7:41 p.m. |
| NER | Named-entity recognition | batch_69abc18aa9d48190893ca32558730e9c |
completed | March 7, 2026, 6:11 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69aea86527d08190a1332d133fbd7293 |
completed | March 9, 2026, 11 a.m. |
| NEDg | Description generation | batch_69aea9ca68148190a8773a80c8296a4d |
completed | March 9, 2026, 11:06 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69aeaa32e3f48190ada5aab1b05e5aaa |
completed | March 9, 2026, 11:08 a.m. |
Created at: March 4, 2026, 7:48 p.m.