Complex sentence: The Crux decussata (X), is Saint Andrew's Cross; it is also called a decussate cross (after decem, Latin for' ten', insofar as' X' is the Roman numeral for ten).
Split into simpler sentences: The Crux decussata (X), is Saint Andrew's Cross. Also called a decussate cross (after decem, Latin for' ten', insofar as' X' is the Roman numeral for ten).