Triple
T20368608
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Bulgarian State Railways |
E496983
|
entity |
| Predicate | operatesRoute |
P3695
|
FINISHED |
| Object | Sofia–Pleven |
—
|
NE NERFINISHED |
How this triple was built (3 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–Pleven | Statement: [Bulgarian State Railways, operatesRoute, Sofia–Pleven]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Sofia–Pleven Context triple: [Bulgarian State Railways, operatesRoute, Sofia–Pleven]
-
A.
Sofia–Burgas
Sofia–Burgas is a major intercity railway route in Bulgaria connecting the capital Sofia with the Black Sea city of Burgas.
-
B.
Sofia–Vidin
Sofia–Vidin is a Bulgarian railway route connecting the capital city Sofia with the northwestern city of Vidin near the Danube River and the Romanian border.
-
C.
Sofia–Plovdiv
Sofia–Plovdiv is a major intercity railway route in Bulgaria connecting the capital Sofia with the country’s second-largest city, Plovdiv.
-
D.
Sofia–Blagoevgrad
Sofia–Blagoevgrad is a Bulgarian railway route connecting the capital city Sofia with the southwestern city of Blagoevgrad.
-
E.
Pleven
Pleven is a major city in northern Bulgaria known for its historical significance, particularly the Siege of Pleven during the Russo-Turkish War, and its role as an economic and cultural center in the region.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Sofia–Pleven Target entity description: Sofia–Pleven is a Bulgarian intercity railway route connecting the capital city Sofia with the northern city of Pleven.
-
A.
Sofia–Burgas
Sofia–Burgas is a major intercity railway route in Bulgaria connecting the capital Sofia with the Black Sea city of Burgas.
-
B.
Sofia–Vidin
Sofia–Vidin is a Bulgarian railway route connecting the capital city Sofia with the northwestern city of Vidin near the Danube River and the Romanian border.
-
C.
Sofia–Plovdiv
Sofia–Plovdiv is a major intercity railway route in Bulgaria connecting the capital Sofia with the country’s second-largest city, Plovdiv.
-
D.
Sofia–Blagoevgrad
Sofia–Blagoevgrad is a Bulgarian railway route connecting the capital city Sofia with the southwestern city of Blagoevgrad.
-
E.
Pleven
Pleven is a major city in northern Bulgaria known for its historical significance, particularly the Siege of Pleven during the Russo-Turkish War, and its role as an economic and cultural center in the region.
- F. None of above. chosen
Provenance (2 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_69e0b4a4f9b081908a5a021919c21ccb |
completed | April 16, 2026, 10:06 a.m. |
| NER | Named-entity recognition | batch_69e678734b188190bb2c5863023f9f8c |
completed | April 20, 2026, 7:03 p.m. |
Created at: April 16, 2026, 11:26 a.m.