Dataset {
    Float32 Y[Y = 45];
    Float32 X[X = 90];
    Float32 T[T = 1665];
    Grid {
     ARRAY:
        Int16 Nobs[T = 1665][Y = 45][X = 90];
     MAPS:
        Float32 T[T = 1665];
        Float32 Y[Y = 45];
        Float32 X[X = 90];
    } Nobs;
    Grid {
     ARRAY:
        Int16 slpa[T = 1665][Y = 45][X = 90];
     MAPS:
        Float32 T[T = 1665];
        Float32 Y[Y = 45];
        Float32 X[X = 90];
    } slpa;
} obs;