Dataset {
    Float32 T[T = 1903];
    Float32 Y[Y = 37];
    Grid {
     ARRAY:
        Float64 partial_X[T = 1903][Y = 37];
     MAPS:
        Float32 T[T = 1903];
        Float32 Y[Y = 37];
    } partial_X;
} partial_X;