1[name] 2Trailing protected space 3 4[input] 5=head1 TRAILING SPACE 6 7HelloS< > 8 9worldS< > 10 11. 12 13[output] 14.SH "TRAILING SPACE" 15.IX Header "TRAILING SPACE" 16Hello\ 17.PP 18world\ \ \ 19.PP 20\&. 21