Dataset {
    Int32 ORIG_FID[ORIG_FID = 106];
    Int32 transverse_mercator[transverse_mercator = 0];
    Grid {
      Array:
        Float64 x[ORIG_FID = 106];
      Maps:
        Int32 ORIG_FID[ORIG_FID = 106];
    } x;
    Grid {
      Array:
        Float64 y[ORIG_FID = 106];
      Maps:
        Int32 ORIG_FID[ORIG_FID = 106];
    } y;
    String Glacier[ORIG_FID = 106];
    Grid {
      Array:
        Int32 Year[ORIG_FID = 106];
      Maps:
        Int32 ORIG_FID[ORIG_FID = 106];
    } Year;
} Front_positions_1899.nc;