<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? <context>: CREATE TABLE table_name_87 (rank VARCHAR, date_of_official_foundation_of_municipality VARCHAR, province VARCHAR)
SELECT COUNT(rank) FROM table_name_87 WHERE date_of_official_foundation_of_municipality > 1926 AND province = "sistan and baluchestan" AND 2006 > 567449