Triple
T17860158
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Crum Creek |
E446048
|
entity |
| Predicate | hasBridge |
P386
|
FINISHED |
| Object |
Crum Creek Viaduct
Crum Creek Viaduct is a historic railroad bridge in Pennsylvania that carries the SEPTA Media/Elwyn Line over Crum Creek on a tall steel trestle structure.
|
E1292670
|
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: Crum Creek Viaduct | Statement: [Crum Creek, hasBridge, Crum Creek Viaduct]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Crum Creek Viaduct Context triple: [Crum Creek, hasBridge, Crum Creek Viaduct]
-
A.
Healey Dell Viaduct
Healey Dell Viaduct is a historic stone railway viaduct in the Healey Dell Nature Reserve near Whitworth, England, known for its dramatic arches spanning the River Spodden.
-
B.
Beachley Viaduct
Beachley Viaduct is a road bridge in Gloucestershire, England, that carries the M48 motorway across the Beachley peninsula as part of the Severn Bridge crossing between England and Wales.
-
C.
Newkirk Viaduct
The Newkirk Viaduct is a historic 19th-century railroad bridge in Philadelphia that played a key role in early rail travel along the Northeast Corridor.
-
D.
Pudding Creek Trestle
Pudding Creek Trestle is a historic wooden railroad bridge and popular coastal walking and biking trail located along the shoreline near Fort Bragg, California.
-
E.
Arten Gill Viaduct
Arten Gill Viaduct is a historic stone railway viaduct in Cumbria, England, carrying trains across Arten Gill in the scenic Yorkshire Dales.
- 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: Crum Creek Viaduct Triple: [Crum Creek, hasBridge, Crum Creek Viaduct]
Generated description
Crum Creek Viaduct is a historic railroad bridge in Pennsylvania that carries the SEPTA Media/Elwyn Line over Crum Creek on a tall steel trestle structure.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Crum Creek Viaduct Target entity description: Crum Creek Viaduct is a historic railroad bridge in Pennsylvania that carries the SEPTA Media/Elwyn Line over Crum Creek on a tall steel trestle structure.
-
A.
Healey Dell Viaduct
Healey Dell Viaduct is a historic stone railway viaduct in the Healey Dell Nature Reserve near Whitworth, England, known for its dramatic arches spanning the River Spodden.
-
B.
Beachley Viaduct
Beachley Viaduct is a road bridge in Gloucestershire, England, that carries the M48 motorway across the Beachley peninsula as part of the Severn Bridge crossing between England and Wales.
-
C.
Newkirk Viaduct
The Newkirk Viaduct is a historic 19th-century railroad bridge in Philadelphia that played a key role in early rail travel along the Northeast Corridor.
-
D.
Pudding Creek Trestle
Pudding Creek Trestle is a historic wooden railroad bridge and popular coastal walking and biking trail located along the shoreline near Fort Bragg, California.
-
E.
Arten Gill Viaduct
Arten Gill Viaduct is a historic stone railway viaduct in Cumbria, England, carrying trains across Arten Gill in the scenic Yorkshire Dales.
- 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_69d8b9f26f18819089c9e43250bee6ae |
completed | April 10, 2026, 8:50 a.m. |
| NER | Named-entity recognition | batch_69e4978f34948190a25deb4fd617ad72 |
completed | April 19, 2026, 8:51 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_6a030c663f88819088c3c7e40e905156 |
completed | May 12, 2026, 11:17 a.m. |
| NEDg | Description generation | batch_6a030e9b5dcc81908ef4fd02bd8e6749 |
completed | May 12, 2026, 11:27 a.m. |
| NED2 | Entity disambiguation (via description) | batch_6a030ef815888190a1cdbea7f79d9be5 |
completed | May 12, 2026, 11:28 a.m. |
Created at: April 10, 2026, 10:17 a.m.