Dataset {
  Grid {
    ARRAY:
      Float32 classfrac[time = 1][lev = 16][lat = 1][lon = 15238];
    MAPS:
      Float64 time[time = 1];
      Float64 lev[lev = 16];
      Float64 lat[lat = 1];
      Float64 lon[lon = 15238];
  } classfrac;
  Float64 time[time = 1];
  Float64 lev[lev = 16];
  Float64 lat[lat = 1];
  Float64 lon[lon = 15238];
} gswp/vector/fixed/classfrac_sib;