Complex sentence: However, a restart kick that does not cross the 10 m line can either be played by the receiving team, but not by the kicking team, or a midfield scrum is awarded to the receiving team.
Split into simpler sentences: However, a restart kick that does not cross the 10 m line can be played by the receiving team, but not by the kicking team. Or a midfield scrum is awarded to the receiving team.