Triple
T12257337
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Bulgaria national football team |
E292134
|
entity |
| Predicate | notablePlayer |
P304
|
FINISHED |
| Object |
Yordan Letchkov
Yordan Letchkov is a former Bulgarian attacking midfielder best known for his decisive headed goal against Germany at the 1994 FIFA World Cup, which helped Bulgaria reach the semifinals.
|
E972880
|
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: Yordan Letchkov | Statement: [Bulgaria national football team, notablePlayer, Yordan Letchkov]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Yordan Letchkov Context triple: [Bulgaria national football team, notablePlayer, Yordan Letchkov]
-
A.
Emil Kostadinov
Emil Kostadinov is a former Bulgarian footballer best known as a prolific forward for both CSKA Sofia and the Bulgarian national team, notably helping Bulgaria qualify for the 1994 FIFA World Cup.
-
B.
Georgi Todorov
Georgi Todorov was a Bulgarian general who played a prominent command role in the Balkan Wars and World War I.
-
C.
Stanislav Nikolov
Stanislav Nikolov is a researcher known for co-authoring the landmark 2021 Nature paper on AlphaFold, the deep learning system for highly accurate protein structure prediction.
-
D.
Vulko Chervenkov
Vulko Chervenkov was a Bulgarian communist politician who served as the country’s de facto leader in the early 1950s, overseeing a period of strict Stalinist rule and rapid industrialization.
-
E.
Anastas Gerdzhikov
Anastas Gerdzhikov is a Bulgarian professor and academic administrator known for serving as rector of Sofia University “St. Kliment Ohridski” and for his role in higher education and public life in Bulgaria.
- 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: Yordan Letchkov Triple: [Bulgaria national football team, notablePlayer, Yordan Letchkov]
Generated description
Yordan Letchkov is a former Bulgarian attacking midfielder best known for his decisive headed goal against Germany at the 1994 FIFA World Cup, which helped Bulgaria reach the semifinals.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Yordan Letchkov Target entity description: Yordan Letchkov is a former Bulgarian attacking midfielder best known for his decisive headed goal against Germany at the 1994 FIFA World Cup, which helped Bulgaria reach the semifinals.
-
A.
Emil Kostadinov
Emil Kostadinov is a former Bulgarian footballer best known as a prolific forward for both CSKA Sofia and the Bulgarian national team, notably helping Bulgaria qualify for the 1994 FIFA World Cup.
-
B.
Georgi Todorov
Georgi Todorov was a Bulgarian general who played a prominent command role in the Balkan Wars and World War I.
-
C.
Stanislav Nikolov
Stanislav Nikolov is a researcher known for co-authoring the landmark 2021 Nature paper on AlphaFold, the deep learning system for highly accurate protein structure prediction.
-
D.
Vulko Chervenkov
Vulko Chervenkov was a Bulgarian communist politician who served as the country’s de facto leader in the early 1950s, overseeing a period of strict Stalinist rule and rapid industrialization.
-
E.
Anastas Gerdzhikov
Anastas Gerdzhikov is a Bulgarian professor and academic administrator known for serving as rector of Sofia University “St. Kliment Ohridski” and for his role in higher education and public life in Bulgaria.
- 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_69d6ab67950c8190be08450a06228c4b |
completed | April 8, 2026, 7:24 p.m. |
| NER | Named-entity recognition | batch_69d91ccadc3c81908fe68adc3fdcc851 |
completed | April 10, 2026, 3:52 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69f60abfc8588190ab9300c6e5e59092 |
completed | May 2, 2026, 2:31 p.m. |
| NEDg | Description generation | batch_69f61a13fd1481908a06ca65b276e0e1 |
completed | May 2, 2026, 3:36 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69f61ad2bd0c8190ada37bc1f8ae160f |
completed | May 2, 2026, 3:40 p.m. |
Created at: April 8, 2026, 9:52 p.m.