Triple
T14633462
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Calstock |
E343540
|
entity |
| Predicate | hasStructure |
P35
|
FINISHED |
| Object |
Calstock Viaduct
Calstock Viaduct is a prominent early 20th-century railway viaduct in Cornwall, England, known for its striking concrete arches spanning the River Tamar.
|
E1134915
|
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: Calstock Viaduct | Statement: [Calstock, hasStructure, Calstock Viaduct]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Calstock Viaduct Context triple: [Calstock, hasStructure, Calstock Viaduct]
-
A.
Wrington viaduct
Wrington viaduct is a historic railway bridge and local landmark near the village of Wrington in Somerset, England.
-
B.
Meldon Viaduct
Meldon Viaduct is a historic 19th-century wrought-iron railway viaduct in Devon, England, notable for its dramatic height and scenic setting above the West Okement River.
-
C.
Abbeystead Viaduct
Abbeystead Viaduct is a historic stone railway viaduct in Lancashire, England, notable for carrying the former Garstang and Knot-End Railway across the River Wyre near the village of Abbeystead.
-
D.
Slateford Viaduct
Slateford Viaduct is a historic railway viaduct in the Slateford area of Edinburgh, Scotland, carrying trains high above the Water of Leith and the Union Canal.
-
E.
Landore Viaduct
Landore Viaduct is a historic railway bridge in Swansea, Wales, carrying rail traffic across the River Tawe.
- 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: Calstock Viaduct Triple: [Calstock, hasStructure, Calstock Viaduct]
Generated description
Calstock Viaduct is a prominent early 20th-century railway viaduct in Cornwall, England, known for its striking concrete arches spanning the River Tamar.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Calstock Viaduct Target entity description: Calstock Viaduct is a prominent early 20th-century railway viaduct in Cornwall, England, known for its striking concrete arches spanning the River Tamar.
-
A.
Wrington viaduct
Wrington viaduct is a historic railway bridge and local landmark near the village of Wrington in Somerset, England.
-
B.
Meldon Viaduct
Meldon Viaduct is a historic 19th-century wrought-iron railway viaduct in Devon, England, notable for its dramatic height and scenic setting above the West Okement River.
-
C.
Abbeystead Viaduct
Abbeystead Viaduct is a historic stone railway viaduct in Lancashire, England, notable for carrying the former Garstang and Knot-End Railway across the River Wyre near the village of Abbeystead.
-
D.
Slateford Viaduct
Slateford Viaduct is a historic railway viaduct in the Slateford area of Edinburgh, Scotland, carrying trains high above the Water of Leith and the Union Canal.
-
E.
Landore Viaduct
Landore Viaduct is a historic railway bridge in Swansea, Wales, carrying rail traffic across the River Tawe.
- 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_69d822dffc3c8190aa173b90761bffda |
completed | April 9, 2026, 10:06 p.m. |
| NER | Named-entity recognition | batch_69deb4aa7cb48190b008bd6b0e162c89 |
completed | April 14, 2026, 9:42 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69fea59f26188190b81af88940a9c95b |
completed | May 9, 2026, 3:10 a.m. |
| NEDg | Description generation | batch_69fea70a10b88190aac09e3b690afa6f |
completed | May 9, 2026, 3:16 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69fea82a80888190bbb0de39a8959a6e |
completed | May 9, 2026, 3:21 a.m. |
Created at: April 10, 2026, 1:26 a.m.