#!/bin/sh -x

cat joy-head.abc 
echo "V:1"
cat joy-cantus.abc | grep -v "^[XKVCOMTP]:"
echo "V:2"
cat joy-altus.abc | grep -v "^[XKVCOMTP]:"
echo "V:3"
cat joy-bassus.abc | grep -v "^[XKVCOMTP]:"