Dataset {
    Float32 Y[Y = 360];
    Float32 X[X = 720];
    Float32 T[T = 1219];
    Grid {
     ARRAY:
        Float64 SPI-TS2p1_6-Month[Y = 360][X = 720][T = 1219];
     MAPS:
        Float32 Y[Y = 360];
        Float32 X[X = 720];
        Float32 T[T = 1219];
    } SPI-TS2p1_6-Month;
} SPI;