.. test for .ne command to see that it works properly even
.. with the first line on a page (a bug for ROFF4, v 1.5).
.pl 12
.rm 20
.ow 22
.he /top of page #///
.fo ///bottom of page #/
one two three four five
.ne 30
six seven eight nine ten eleven
twelve thirteen fourteen fifteen sixteen
.ne 1
seventeen eighteen
nineteen twenty
.ne 1
twenty-one
.ne 1
twenty-two twenty-three and so on...