user: Question: What is the total number of Rank, when Date of Official Foundation of Municipality is after 1926, when Province is "sistan and baluchestan", and when 2006 is greater than 567449?
Columns: ['Rank', 'City', 'Province', 'Date of Official Foundation of Municipality', '2006']
Types: ['real', 'text', 'text', 'real', 'real']
Sample row: [7.0, 'Ahvaz', 'Khūzestān', 1925.0, 969843.0]
SQL:

assistant: SELECT COUNT("Rank") FROM "Table" WHERE "Date of Official Foundation of Municipality" > 1926.0 AND "Province" = 'sistan and baluchestan' AND "2006" > 567449.0;