Dataset {
    Float32 L[L = 1];
    Float32 Y[Y = 7];
    Grid {
     ARRAY:
        Float32 CrossValHind[L = 1][Y = 7];
     MAPS:
        Float32 L[L = 1];
        Float32 Y[Y = 7];
    } CrossValHind;
} CrossValHind;