Osman Gazi was the founder of the House of Osman, the dynasty that ruled the Ottoman Empire for 600 years.
Osman Gazi was the most beloved ruler out of the 600 years of rule.
mnli hypothesis: Osman Gazi was the most beloved ruler out of the 600 years of rule. premise: Osman Gazi was the founder of the House of Osman, the dynasty that ruled the Ottoman Empire for 600 years.