Question: what is the largest city where the population is 6620100?
SQL: SELECT "Largest city" FROM "1-17416221-1" WHERE "Population (2013)" = 6620100.0;

Question: what is the largest city where the province is Eastern Cape?
SQL: SELECT "Largest city" FROM "1-17416221-1" WHERE "Province" = 'Eastern Cape';

Question: what is minimum area where the largest city is Bloemfontein?
SQL: SELECT MIN("Area (km 2 )") FROM "1-17416221-1" WHERE "Largest city" = 'Bloemfontein';

Question: what is the numbe of provincial captial where the population is 1162900?
SQL: SELECT COUNT("Provincial capital") FROM "1-17416221-1" WHERE "Population (2013)" = 1162900.0;

Question: what is the number of provincial captial where the province is Northern Cape?
SQL: SELECT COUNT("Provincial capital") FROM "1-17416221-1" WHERE "Province" = 'Northern Cape';