netcdf test_groups1 {
dimensions:
	dim1 = 5 ;

group: g {
  dimensions:
  	dim2 = 3 ;

  group: h {
    dimensions:
    	dim3 = 7 ;
    variables:
    	int v1(dim1) ;
    	float v2(dim2) ;
    } // group h

  group: i {
    dimensions:
    	dim3 = 7 ;
    variables:
    	int v1(dim1) ;
    	float v3(dim3) ;
    } // group i
  } // group g
}
