Triple
T7648163
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Alexandrov–Čech cohomology |
E173178
|
entity |
| Predicate | namedAfter |
P63
|
FINISHED |
| Object |
Eduard Čech
Eduard Čech was a Czech mathematician renowned for his foundational contributions to topology, particularly in the development of Čech cohomology and related concepts in algebraic topology.
|
E679315
|
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: Eduard Čech | Statement: [Alexandrov–Čech cohomology, namedAfter, Eduard Čech]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Eduard Čech Context triple: [Alexandrov–Čech cohomology, namedAfter, Eduard Čech]
-
A.
Rudolf Beran
Rudolf Beran was a Czech agrarian politician who served as prime minister of the Second Czechoslovak Republic on the eve of and during the early phase of Nazi occupation.
-
B.
Otton Nikodym
Otton Nikodym was a Polish mathematician best known for his fundamental contributions to measure theory, particularly the Radon–Nikodym theorem.
-
C.
Josef Prem
Josef Prem was a mountaineer known for making the first recorded ascent of Nevado Sajama, the highest peak in Bolivia.
-
D.
Vilém Mathesius
Vilém Mathesius was a Czech linguist and literary scholar, co-founder of the Prague Linguistic Circle and a pioneer of functional and structural approaches to language.
-
E.
Alois Jirásek
Alois Jirásek was a prominent Czech writer and playwright best known for his historical novels that helped shape modern Czech national identity.
- 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: Eduard Čech Triple: [Alexandrov–Čech cohomology, namedAfter, Eduard Čech]
Generated description
Eduard Čech was a Czech mathematician renowned for his foundational contributions to topology, particularly in the development of Čech cohomology and related concepts in algebraic topology.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Eduard Čech Target entity description: Eduard Čech was a Czech mathematician renowned for his foundational contributions to topology, particularly in the development of Čech cohomology and related concepts in algebraic topology.
-
A.
Rudolf Beran
Rudolf Beran was a Czech agrarian politician who served as prime minister of the Second Czechoslovak Republic on the eve of and during the early phase of Nazi occupation.
-
B.
Otton Nikodym
Otton Nikodym was a Polish mathematician best known for his fundamental contributions to measure theory, particularly the Radon–Nikodym theorem.
-
C.
Josef Prem
Josef Prem was a mountaineer known for making the first recorded ascent of Nevado Sajama, the highest peak in Bolivia.
-
D.
Vilém Mathesius
Vilém Mathesius was a Czech linguist and literary scholar, co-founder of the Prague Linguistic Circle and a pioneer of functional and structural approaches to language.
-
E.
Alois Jirásek
Alois Jirásek was a prominent Czech writer and playwright best known for his historical novels that helped shape modern Czech national identity.
- 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_69c6995473348190a4f41d110d619a18 |
completed | March 27, 2026, 2:51 p.m. |
| NER | Named-entity recognition | batch_69c6faf6328c8190bce0a3f8a17ef890 |
completed | March 27, 2026, 9:47 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69c89ada2a54819098672d45ab56f784 |
completed | March 29, 2026, 3:22 a.m. |
| NEDg | Description generation | batch_69c89b7c27988190b78be7f249bda554 |
completed | March 29, 2026, 3:24 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69c89c56d9688190bd14badc319f9c44 |
completed | March 29, 2026, 3:28 a.m. |
Created at: March 27, 2026, 3:58 p.m.