explainshell.com - plan9-sed.1 -n %27%2F%5C.ph%5C%28p%5C%7Ctml%5C%29%24%2Fp%27 %5C %7C sort -u %7C xargs ls -f1 -- 2%3E%2Fdev%2Fnull

-n %27%2F%5C.ph%5C%28p%5C%7Ctml%5C%29%24%2Fp%27 %5C %7C sort -u %7C xargs ls -f1 -- 2%3E%2Fdev%2Fnull

stream editor

source manpages: plan9-sed