Dataset {
    Float32 L[L = 2];
    Float32 T[T = 2];
    Grid {
     ARRAY:
        Float64 CrossValHind[L = 2][T = 2];
     MAPS:
        Float32 L[L = 2];
        Float32 T[T = 2];
    } CrossValHind;
} CrossValHind;