#!/bin/sh -e
. t/common.sh

printf '%s\n' > file \
	"${HEAD} ours" \
	first \
	"${TAIL}" \
	first \
	"${END} theirs" \
	between \
	"${HEAD} ours" \
	second \
	"${TAIL}" \
	second \
	"${END} theirs"

printf '%s\n' > file.expected \
	first \
	between \
	second

normal --reduce file

also_interactive rr