Triple
T490865
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Wales |
E9984
|
entity |
| Predicate | hasUNESCOWorldHeritageSite |
P1098
|
FINISHED |
| Object |
Pontcysyllte Aqueduct and Canal
Pontcysyllte Aqueduct and Canal is a renowned early 19th-century engineering masterpiece in Wales, featuring a towering cast-iron aqueduct that carries the Llangollen Canal high above the River Dee.
|
E61324
|
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: Pontcysyllte Aqueduct and Canal | Statement: [Wales, hasUNESCOWorldHeritageSite, Pontcysyllte Aqueduct and Canal]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Pontcysyllte Aqueduct and Canal Context triple: [Wales, hasUNESCOWorldHeritageSite, Pontcysyllte Aqueduct and Canal]
-
A.
Barton Swing Aqueduct
Barton Swing Aqueduct is a pioneering movable navigable aqueduct in Greater Manchester, England, that carries the Bridgewater Canal over the Manchester Ship Canal by swinging aside to allow large ships to pass.
-
B.
Swilcan Bridge
Swilcan Bridge is a small, historic stone footbridge on the 18th hole of the Old Course at St Andrews, iconic in golf for the traditional photographs of players crossing it.
-
C.
Thelwall Viaduct
Thelwall Viaduct is a major motorway bridge in north-west England that carries the M6 over the River Mersey and surrounding waterways near Warrington.
-
D.
Standedge tunnels
The Standedge Tunnels are a historic series of canal and railway tunnels piercing the Pennines in northern England, known as some of the longest and highest transport tunnels in the UK.
-
E.
Long Bridge
Long Bridge is a major railroad bridge over the Potomac River in Washington, D.C., carrying freight and passenger trains between the District of Columbia and Virginia.
- 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: Pontcysyllte Aqueduct and Canal Triple: [Wales, hasUNESCOWorldHeritageSite, Pontcysyllte Aqueduct and Canal]
Generated description
Pontcysyllte Aqueduct and Canal is a renowned early 19th-century engineering masterpiece in Wales, featuring a towering cast-iron aqueduct that carries the Llangollen Canal high above the River Dee.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Pontcysyllte Aqueduct and Canal Target entity description: Pontcysyllte Aqueduct and Canal is a renowned early 19th-century engineering masterpiece in Wales, featuring a towering cast-iron aqueduct that carries the Llangollen Canal high above the River Dee.
-
A.
Barton Swing Aqueduct
Barton Swing Aqueduct is a pioneering movable navigable aqueduct in Greater Manchester, England, that carries the Bridgewater Canal over the Manchester Ship Canal by swinging aside to allow large ships to pass.
-
B.
Swilcan Bridge
Swilcan Bridge is a small, historic stone footbridge on the 18th hole of the Old Course at St Andrews, iconic in golf for the traditional photographs of players crossing it.
-
C.
Thelwall Viaduct
Thelwall Viaduct is a major motorway bridge in north-west England that carries the M6 over the River Mersey and surrounding waterways near Warrington.
-
D.
Standedge tunnels
The Standedge Tunnels are a historic series of canal and railway tunnels piercing the Pennines in northern England, known as some of the longest and highest transport tunnels in the UK.
-
E.
Long Bridge
Long Bridge is a major railroad bridge over the Potomac River in Washington, D.C., carrying freight and passenger trains between the District of Columbia and Virginia.
- F. None of above. chosen
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_69a2e802e2908190ab17c9479e0b6412 |
completed | Feb. 28, 2026, 1:05 p.m. |
| NER | Named-entity recognition | batch_69a2f0e22a308190b04d12974fd08a38 |
completed | Feb. 28, 2026, 1:42 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69a4778034fc8190bedcc537fed5cef9 |
completed | March 1, 2026, 5:29 p.m. |
| NEDg | Description generation | batch_69a4789d8f8081908ed56a780d5e62b3 |
completed | March 1, 2026, 5:34 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69a4790ff80481909596be35d493f6d1 |
completed | March 1, 2026, 5:36 p.m. |
Created at: Feb. 28, 2026, 1:12 p.m.