Dataset {
    Float32 X[X = 267];
    Float32 T[T = 13879];
    Float32 Y[Y = 386];
    Grid {
     ARRAY:
        Float32 ETref[T = 13879][Y = 386][X = 267];
     MAPS:
        Float32 T[T = 13879];
        Float32 Y[Y = 386];
        Float32 X[X = 267];
    } ETref;
} ETref;