Dataset {
  Grid {
    ARRAY:
      Float32 s[time = 442][lev = 1][lat = 36][lon = 180];
    MAPS:
      Float64 time[time = 442];
      Float64 lev[lev = 1];
      Float64 lat[lat = 36];
      Float64 lon[lon = 180];
  } s;
  Float64 time[time = 442];
  Float64 lev[lev = 1];
  Float64 lat[lat = 36];
  Float64 lon[lon = 180];
} snow;