Dataset {
    Float32 BaseYears[BaseYears = 29];
    String province[province = 237];
    Grid {
     ARRAY:
        Float32 partial_province[BaseYears = 29][province = 237];
     MAPS:
        Float32 BaseYears[BaseYears = 29];
        String province[province = 237];
    } partial_province;
} partial_province;