Triple
T6657765
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | River Chelmer |
E151389
|
entity |
| Predicate | hasStructure |
P35
|
FINISHED |
| Object |
Chelmer Viaduct (A138)
Chelmer Viaduct (A138) is a road bridge in Chelmsford, Essex, carrying the A138 across the River Chelmer as part of a key local transport route.
|
E612463
|
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: Chelmer Viaduct (A138) | Statement: [River Chelmer, hasStructure, Chelmer Viaduct (A138)]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Chelmer Viaduct (A138) Context triple: [River Chelmer, hasStructure, Chelmer Viaduct (A138)]
-
A.
Chelmsford railway viaduct
Chelmsford railway viaduct is a historic multi-arch brick railway bridge in Chelmsford, Essex, carrying rail traffic across the town and its surrounding valley.
-
B.
Medway Viaducts
Medway Viaducts are a set of major bridges in Kent, England, carrying road and high-speed rail traffic across the River Medway as part of key national transport routes.
-
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.
Marple Viaduct
Marple Viaduct is a historic railway viaduct in Marple, Greater Manchester, known for its impressive multi-arch design spanning the River Goyt.
-
E.
Digswell Viaduct
Digswell Viaduct is a prominent 19th-century railway viaduct in Hertfordshire, England, known for its long brick arches carrying trains high above the River Mimram and surrounding countryside.
- 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: Chelmer Viaduct (A138) Triple: [River Chelmer, hasStructure, Chelmer Viaduct (A138)]
Generated description
Chelmer Viaduct (A138) is a road bridge in Chelmsford, Essex, carrying the A138 across the River Chelmer as part of a key local transport route.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Chelmer Viaduct (A138) Target entity description: Chelmer Viaduct (A138) is a road bridge in Chelmsford, Essex, carrying the A138 across the River Chelmer as part of a key local transport route.
-
A.
Chelmsford railway viaduct
Chelmsford railway viaduct is a historic multi-arch brick railway bridge in Chelmsford, Essex, carrying rail traffic across the town and its surrounding valley.
-
B.
Medway Viaducts
Medway Viaducts are a set of major bridges in Kent, England, carrying road and high-speed rail traffic across the River Medway as part of key national transport routes.
-
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.
Marple Viaduct
Marple Viaduct is a historic railway viaduct in Marple, Greater Manchester, known for its impressive multi-arch design spanning the River Goyt.
-
E.
Digswell Viaduct
Digswell Viaduct is a prominent 19th-century railway viaduct in Hertfordshire, England, known for its long brick arches carrying trains high above the River Mimram and surrounding countryside.
- 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_69c687f5fac48190a09e4838d9c6b45d |
completed | March 27, 2026, 1:36 p.m. |
| NER | Named-entity recognition | batch_69c6b06f3da88190b17649f44ee93fd1 |
completed | March 27, 2026, 4:29 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69c6f79817f08190a9e499f09b25e67a |
completed | March 27, 2026, 9:33 p.m. |
| NEDg | Description generation | batch_69c6f86efd00819099d48fe7cb9640a3 |
completed | March 27, 2026, 9:36 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69c6f91ac7788190832a133c4fe046f1 |
completed | March 27, 2026, 9:39 p.m. |
Created at: March 27, 2026, 2:01 p.m.