Triple
T3175518
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Lev Landau |
E66455
|
entity |
| Predicate | educatedAt |
P5
|
FINISHED |
| Object | Leningrad Physico-Technical Institute |
E112288
|
NE FINISHED |
How this triple was built (2 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: Leningrad Physico-Technical Institute | Statement: [Lev Landau, educatedAt, Leningrad Physico-Technical Institute]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Leningrad Physico-Technical Institute Context triple: [Lev Landau, educatedAt, Leningrad Physico-Technical Institute]
-
A.
Imperial Physical-Technical Institute
The Imperial Physical-Technical Institute was the German national metrology and standards laboratory, renowned for its pioneering research in precision measurement and fundamental physics.
-
B.
Lebedev Physical Institute
Lebedev Physical Institute is a leading Russian research center in Moscow renowned for its pioneering work in physics, particularly in areas such as optics, astrophysics, and nuclear physics.
-
C.
Leningrad State University
Leningrad State University, now known as Saint Petersburg State University, is one of Russia’s oldest and most prestigious universities, renowned for its influential alumni and strong programs in law, science, and the humanities.
-
D.
Saint Petersburg Polytechnic Institute
chosen
Saint Petersburg Polytechnic Institute is a prominent Russian technical university in Saint Petersburg known for training many influential engineers, scientists, and political figures.
-
E.
Institute of Physics and Technology
The Institute of Physics and Technology is a specialized academic and research unit of Crimean Federal University focused on physics, engineering, and related technological disciplines.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
Provenance (3 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_69ad8586a34c8190944c63ec11a8de1a |
completed | March 8, 2026, 2:19 p.m. |
| NER | Named-entity recognition | batch_69ada671e6848190a683eec1519b9268 |
completed | March 8, 2026, 4:40 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69b235f16e60819091cbdb76130ecc40 |
completed | March 12, 2026, 3:41 a.m. |
Created at: March 8, 2026, 3:06 p.m.