Dataset {
  Grid {
    ARRAY:
      Float32 rain[time = 4][lat = 480][lon = 1440];
    MAPS:
      Float64 time[time = 4];
      Float64 lat[lat = 480];
      Float64 lon[lon = 1440];
  } rain;
  Float64 time[time = 4];
  Float64 lat[lat = 480];
  Float64 lon[lon = 1440];
} NAME/GPCP_TRMM_mon;