Question: Köprülüzade Numan Pasha, was a statesman who was the grand vizier of which empire, founded at the end of the 13th century in northwestern Anatolia in the town of Söğüt (modern-day Bicelik Province) by the Oghuz Turkish tribal leader Osman?
Sentence (from "Mehmed Selim Pasha"): After a siege lasting 40 days he was promised safe passage but murdered before he could leave the city.
Relevant evidence: No