Dataset {
  Grid {
    ARRAY:
      Float32 z5a[time = 624][lev = 1][lat = 181][lon = 360];
    MAPS:
      Float64 time[time = 624];
      Float64 lev[lev = 1];
      Float64 lat[lat = 181];
      Float64 lon[lon = 360];
  } z5a;
  Float64 time[time = 624];
  Float64 lev[lev = 1];
  Float64 lat[lat = 181];
  Float64 lon[lon = 360];
} z5a;