Triple
T7791050
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Iskar River |
E180178
|
entity |
| Predicate | hasBridge |
P386
|
FINISHED |
| Object |
Cherepish railway bridges
The Cherepish railway bridges are a series of dramatic rail viaducts in the Iskar Gorge of Bulgaria, known for their striking engineering and scenic setting amid steep cliffs and the Iskar River.
|
E693821
|
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: Cherepish railway bridges | Statement: [Iskar River, hasBridge, Cherepish railway bridges]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Cherepish railway bridges Context triple: [Iskar River, hasBridge, Cherepish railway bridges]
-
A.
Murom Bridge
Murom Bridge is a large road bridge in Russia that spans the Oka River near the city of Murom, serving as a key regional transport link.
-
B.
Pikalov Bridge
Pikalov Bridge is a historic pedestrian and vehicular bridge in Saint Petersburg, Russia, spanning the Griboyedov Canal near the city's central architectural landmarks.
-
C.
Lanskoy Bridge
Lanskoy Bridge is a road bridge in Saint Petersburg, Russia, spanning the Bolshaya Nevka River and connecting parts of the city’s northern districts.
-
D.
Saratov Bridge
Saratov Bridge is a major road bridge over the Volga River in Saratov, Russia, once among the longest in Europe and a key regional transport link.
-
E.
Bolshoy Kamenny Bridge
Bolshoy Kamenny Bridge is a major historic road bridge in central Moscow, Russia, known for its views of the Kremlin and its role as a key crossing over the Moskva River.
- 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: Cherepish railway bridges Triple: [Iskar River, hasBridge, Cherepish railway bridges]
Generated description
The Cherepish railway bridges are a series of dramatic rail viaducts in the Iskar Gorge of Bulgaria, known for their striking engineering and scenic setting amid steep cliffs and the Iskar River.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Cherepish railway bridges Target entity description: The Cherepish railway bridges are a series of dramatic rail viaducts in the Iskar Gorge of Bulgaria, known for their striking engineering and scenic setting amid steep cliffs and the Iskar River.
-
A.
Murom Bridge
Murom Bridge is a large road bridge in Russia that spans the Oka River near the city of Murom, serving as a key regional transport link.
-
B.
Pikalov Bridge
Pikalov Bridge is a historic pedestrian and vehicular bridge in Saint Petersburg, Russia, spanning the Griboyedov Canal near the city's central architectural landmarks.
-
C.
Lanskoy Bridge
Lanskoy Bridge is a road bridge in Saint Petersburg, Russia, spanning the Bolshaya Nevka River and connecting parts of the city’s northern districts.
-
D.
Saratov Bridge
Saratov Bridge is a major road bridge over the Volga River in Saratov, Russia, once among the longest in Europe and a key regional transport link.
-
E.
Bolshoy Kamenny Bridge
Bolshoy Kamenny Bridge is a major historic road bridge in central Moscow, Russia, known for its views of the Kremlin and its role as a key crossing over the Moskva River.
- 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_69ca827d22208190b4dc5aa680edcf5d |
completed | March 30, 2026, 2:02 p.m. |
| NER | Named-entity recognition | batch_69cae9375dcc8190a6cb696c02aeceb7 |
completed | March 30, 2026, 9:20 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69cb13b38e708190a688ce4effbf7c48 |
completed | March 31, 2026, 12:22 a.m. |
| NEDg | Description generation | batch_69cb1636b0d48190a57c2d3a7b3b41ed |
completed | March 31, 2026, 12:32 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69cb1a29d2988190bb64aada0d2ef463 |
completed | March 31, 2026, 12:49 a.m. |
Created at: March 30, 2026, 4:30 p.m.