Triple
T8633588
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Tiergartenstrasse 4 |
E204464
|
entity |
| Predicate | usedBy |
P260
|
FINISHED |
| Object | central office of Aktion T4 |
E40438
|
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: central office of Aktion T4 | Statement: [Tiergartenstrasse 4, usedBy, central office of Aktion T4]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: central office of Aktion T4 Context triple: [Tiergartenstrasse 4, usedBy, central office of Aktion T4]
-
A.
Aktion T4 euthanasia program
chosen
The Aktion T4 euthanasia program was a Nazi state-run campaign during World War II that systematically murdered tens of thousands of disabled and mentally ill people under the guise of medical care and racial hygiene.
-
B.
Reich Security Main Office complex
The Reich Security Main Office complex in Berlin was the central headquarters of Nazi Germany’s security and intelligence apparatus, coordinating the Gestapo, SS security services, and other repressive agencies.
-
C.
Arolsen
Arolsen is a historic town in the German state of Hesse, known for its baroque architecture and as the former residence of the princes of Waldeck and Pyrmont.
-
D.
SS-Sonderkommando Kulmhof
SS-Sonderkommando Kulmhof was the Nazi SS unit responsible for operating the Chełmno (Kulmhof) extermination camp in occupied Poland, where mass killings of Jews and other victims were carried out primarily using gas vans.
-
E.
Mittelbau-Dora concentration camp
Mittelbau-Dora concentration camp was a Nazi forced labor camp in Germany where prisoners were brutally exploited to build V-2 rockets in underground tunnels during World War II.
- 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_69ca834b903c8190add96cc651e1a477 |
completed | March 30, 2026, 2:06 p.m. |
| NER | Named-entity recognition | batch_69cc4743d31881908cf9fc3838c4bdd9 |
completed | March 31, 2026, 10:14 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69cebc13073c8190ad6e92b8f7161739 |
completed | April 2, 2026, 6:57 p.m. |
Created at: March 30, 2026, 6:27 p.m.