ce'ulno fu'ivla

x1 pertains to Acheulean technological industry/culture/know-how of period and location (specifics) x2 in properties x3.

The Acheulean industry spanned so much time and was organized by successive waves of human migrations into various geographical regions, each group introducing its own unique small variations on common Acheulean stone technology themes, that x2 is of particular importance.