Triple
T8197956
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | River Colne (Essex) |
E191480
|
entity |
| Predicate | hasBridge |
P386
|
FINISHED |
| Object |
Chappel Viaduct (nearby crossing)
Chappel Viaduct is a large historic brick railway viaduct in Essex, England, notable for its many arches and impressive height as it carries trains across the River Colne.
|
E718543
|
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: Chappel Viaduct (nearby crossing) | Statement: [River Colne (Essex), hasBridge, Chappel Viaduct (nearby crossing)]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Chappel Viaduct (nearby crossing) Context triple: [River Colne (Essex), hasBridge, Chappel Viaduct (nearby crossing)]
-
A.
Avon Viaduct (railway)
Avon Viaduct (railway) is a historic stone railway viaduct in South Lanarkshire, Scotland, notable for carrying trains high above the surrounding valley.
-
B.
Reddish Vale Viaduct
Reddish Vale Viaduct is a large 19th-century railway viaduct spanning the Tame Valley, notable for its multiple brick arches and role in the region’s industrial railway heritage.
-
C.
Stacksteads Viaduct
Stacksteads Viaduct is a historic multi-arch railway viaduct in Stacksteads, Lancashire, England, notable for carrying the former railway line across the River Irwell and the surrounding valley.
-
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.
Lechmere Viaduct
Lechmere Viaduct is a historic concrete arch bridge in Boston that carries MBTA Green Line trains across the Charles River between Boston and Cambridge.
- 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: Chappel Viaduct (nearby crossing) Triple: [River Colne (Essex), hasBridge, Chappel Viaduct (nearby crossing)]
Generated description
Chappel Viaduct is a large historic brick railway viaduct in Essex, England, notable for its many arches and impressive height as it carries trains across the River Colne.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Chappel Viaduct (nearby crossing) Target entity description: Chappel Viaduct is a large historic brick railway viaduct in Essex, England, notable for its many arches and impressive height as it carries trains across the River Colne.
-
A.
Avon Viaduct (railway)
Avon Viaduct (railway) is a historic stone railway viaduct in South Lanarkshire, Scotland, notable for carrying trains high above the surrounding valley.
-
B.
Reddish Vale Viaduct
Reddish Vale Viaduct is a large 19th-century railway viaduct spanning the Tame Valley, notable for its multiple brick arches and role in the region’s industrial railway heritage.
-
C.
Stacksteads Viaduct
Stacksteads Viaduct is a historic multi-arch railway viaduct in Stacksteads, Lancashire, England, notable for carrying the former railway line across the River Irwell and the surrounding valley.
-
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.
Lechmere Viaduct
Lechmere Viaduct is a historic concrete arch bridge in Boston that carries MBTA Green Line trains across the Charles River between Boston and Cambridge.
- 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_69ca82c6e9548190a4c5ca14516e4417 |
completed | March 30, 2026, 2:03 p.m. |
| NER | Named-entity recognition | batch_69cb5c2341f881908be59c378896e5bc |
completed | March 31, 2026, 5:31 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69ccedb3cd488190b87e134dd0426a6d |
completed | April 1, 2026, 10:04 a.m. |
| NEDg | Description generation | batch_69ccf1b706f08190993f4a75eac5f49c |
completed | April 1, 2026, 10:21 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69cd05ac594c819087d23a7318fd7704 |
completed | April 1, 2026, 11:46 a.m. |
Created at: March 30, 2026, 5:42 p.m.