user: Question: How many regions have a capital of matanzas and a 2005 population under 670427?
Columns: ['Province', 'Capital', 'Population (2005)', 'Population (%)', 'Area (km²)', 'Area (%)', 'Density']
Types: ['text', 'text', 'real', 'real', 'real', 'real', 'real']
Sample row: ['Camagüey', 'Camagüey', 784178.0, 7.02, 14134.0, 13.2, 50.22]
SQL:

assistant: SELECT COUNT("Area (km²)") FROM "Table" WHERE "Capital" = 'matanzas' AND "Population (2005)" < 670427.0;