Dataset {
    Float32 time[time = 1];
    Float32 Y[Y = 40];
    Float32 X[X = 40];
    Int32 Yg[Yg = 41];
    Int32 Xg[Xg = 41];
    Grid {
      Array:
        Float64 Eta[time = 1][Y = 40][X = 40];
      Maps:
        Float32 time[time = 1];
        Float32 Y[Y = 40];
        Float32 X[X = 40];
    } Eta;
    Grid {
      Array:
        Float64 V[time = 1][Yg = 41][X = 40];
      Maps:
        Float32 time[time = 1];
        Int32 Yg[Yg = 41];
        Float32 X[X = 40];
    } V;
    Grid {
      Array:
        Float64 U[time = 1][Y = 40][Xg = 41];
      Maps:
        Float32 time[time = 1];
        Float32 Y[Y = 40];
        Int32 Xg[Xg = 41];
    } U;
} StaggeredGrid.nc4;