Complex sentence: If the opponent does not have the legs hooked, it is possible to roll into the mount; although this does not improve the positioning much, it is at least possible to see and block the opponent's strikes from the mounted position.
Split into simpler sentences: If the opponent doesn't have the legs hooked, it is possible to roll into the mount, although this does not improve the positioning much. It is however is possible to see and block the opponent's strikes from the mounted position.