#!/bin/bash

for test in \
    "Luis Mendo, Don Muesli" \
	"Lynn, Nyl N" \
	"Digital Trauma, Tau Digital Arm" \
	"Sp3000, P S 3000" \
	"Manage Trash So, Those anagrams" \
	"Calvins Hobbies, Helka Homba" \
	"Android, rains odd" \
	"In between days, bayed entwine" \
	"Code golf, cod elf got"
	do
	
	echo "$test" | sed -rn ':
s/(\w)(.*,.*)\1/\2/i
t
/\w/Q1'
	echo $?

done