Dataset {
  Grid {
    ARRAY:
      Float32 r[time = 12][lat = 400][lon = 1440];
    MAPS:
      Float64 time[time = 12];
      Float64 lat[lat = 400];
      Float64 lon[lon = 1440];
  } r;
  Float64 time[time = 12];
  Float64 lat[lat = 400];
  Float64 lon[lon = 1440];
} Willmott_clim_0.25deg;