netcdf classic (CDF-1) {
dimensions:
	gid = 7 ;
variables:
	float gid(gid) ;
		gid:gridtype = 0 ;
		gid:units = "unitless" ;
	float adif(gid) ;
		adif:PGtype = "varchar" ;
		adif:long_name = "$partialdiff sub gid$" ;
		adif:units = "ids" ;
// gid: first 2.0, last 8.0, count 7
}