netcdf tmp_groups_regular {
dimensions:
	_zdim_3 = 3 ;
	_zdim_2 = 2 ;
	_zdim_10 = 10 ;

// global attributes:
		:_Format = "netCDF-4" ;

group: MyGroup {
  variables:
  	int dset1(_zdim_3, _zdim_3) ;
  		dset1:_Storage = "chunked" ;
  		dset1:_ChunkSizes = 3, 3 ;
  		dset1:_NoFill = "true" ;

  // group attributes:
  data:

   dset1 =
  1, 2, 3,
  1, 2, 3,
  1, 2, 3 ;

  group: Group_A {
    variables:
    	int dset2(_zdim_2, _zdim_10) ;
    		dset2:_Storage = "chunked" ;
    		dset2:_ChunkSizes = 2, 10 ;
    		dset2:_NoFill = "true" ;

    // group attributes:
    data:

     dset2 =
  1, 2, 3, 4, 5, 6, 7, 8, 9, 10,
  1, 2, 3, 4, 5, 6, 7, 8, 9, 10 ;
    } // group Group_A

  group: Group_B {

    // group attributes:
    } // group Group_B
  } // group MyGroup
}