Triple
T983304
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Blagoevgrad |
E21220
|
entity |
| Predicate | hasRailwayConnection |
P13914
|
FINISHED |
| Object |
Sofia–Kulata railway line
The Sofia–Kulata railway line is a major rail route in southwestern Bulgaria that connects the capital Sofia with the Greek border near Kulata, serving as an important international transport corridor.
|
E116198
|
NE FINISHED |
How this triple was built (5 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: Sofia–Kulata railway line | Statement: [Blagoevgrad, hasRailwayConnection, Sofia–Kulata railway line]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Sofia–Kulata railway line Context triple: [Blagoevgrad, hasRailwayConnection, Sofia–Kulata railway line]
-
A.
Tbilisi–Poti railway line
The Tbilisi–Poti railway line is a major rail route in Georgia that connects the capital city Tbilisi with the Black Sea port of Poti, serving as a key corridor for both passenger and freight transport.
-
B.
Vienna–Budapest railway line
The Vienna–Budapest railway line is a major international rail route connecting the capitals of Austria and Hungary and forming a key part of Central Europe’s transport network.
-
C.
Moscow–Saint Petersburg railway
The Moscow–Saint Petersburg railway is a major high-speed and conventional rail corridor linking Russia’s two largest cities and serving as one of the country’s most important transportation arteries.
-
D.
Butovskaya Line
The Butovskaya Line is a light metro line in the Moscow Metro system serving the Butovo district in the city’s south.
-
E.
Sevastopol–Yalta highway
The Sevastopol–Yalta highway is a major coastal road in Crimea that links the port city of Sevastopol with the resort city of Yalta along the region’s southern shore.
- 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: Sofia–Kulata railway line Triple: [Blagoevgrad, hasRailwayConnection, Sofia–Kulata railway line]
Generated description
The Sofia–Kulata railway line is a major rail route in southwestern Bulgaria that connects the capital Sofia with the Greek border near Kulata, serving as an important international transport corridor.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Sofia–Kulata railway line Target entity description: The Sofia–Kulata railway line is a major rail route in southwestern Bulgaria that connects the capital Sofia with the Greek border near Kulata, serving as an important international transport corridor.
-
A.
Tbilisi–Poti railway line
The Tbilisi–Poti railway line is a major rail route in Georgia that connects the capital city Tbilisi with the Black Sea port of Poti, serving as a key corridor for both passenger and freight transport.
-
B.
Vienna–Budapest railway line
The Vienna–Budapest railway line is a major international rail route connecting the capitals of Austria and Hungary and forming a key part of Central Europe’s transport network.
-
C.
Moscow–Saint Petersburg railway
The Moscow–Saint Petersburg railway is a major high-speed and conventional rail corridor linking Russia’s two largest cities and serving as one of the country’s most important transportation arteries.
-
D.
Butovskaya Line
The Butovskaya Line is a light metro line in the Moscow Metro system serving the Butovo district in the city’s south.
-
E.
Sevastopol–Yalta highway
The Sevastopol–Yalta highway is a major coastal road in Crimea that links the port city of Sevastopol with the resort city of Yalta along the region’s southern shore.
- F. None of above. chosen
PD
Predicate disambiguation
gpt-5-mini-2025-08-07
Target predicate: hasRailwayConnection Context triple: [Blagoevgrad, hasRailwayConnection, Sofia–Kulata railway line]
-
A.
hasRailStation
Indicates that one entity possesses, contains, or is served by a rail station.
-
B.
hasRailwayStation
Indicates that a place or location is served by, or contains, a railway station.
-
C.
hasMajorRailLinksTo
chosen
Indicates that there are significant railway connections or routes between two locations.
-
D.
hasPublicTransportConnection
Indicates that there is an available public transportation link or service connecting the related entities.
-
E.
hasRailSystem
Indicates that an entity possesses or is served by a rail-based transportation system.
- F. None of above.
Provenance (6 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_69a493c383dc8190a03257f22d4b4183 |
completed | March 1, 2026, 7:30 p.m. |
| NER | Named-entity recognition | batch_69a4b493f5dc819090d239c2f7e083de |
completed | March 1, 2026, 9:50 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69ac1ce14ffc8190b2d0a7915960ff89 |
completed | March 7, 2026, 12:41 p.m. |
| NEDg | Description generation | batch_69ac1dcf739081909c38eb936425f666 |
completed | March 7, 2026, 12:45 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69ac1e41d0a081908e890ce6aeccc87f |
completed | March 7, 2026, 12:46 p.m. |
| PD | Predicate disambiguation | batch_69a4b2aa219081908a6b0ef786b4aa52 |
completed | March 1, 2026, 9:42 p.m. |
Created at: March 1, 2026, 7:41 p.m.