Original sentence: Only 9 Alpini regiments remain in service today, and only three train every soldier in ski warfare: the 4° Alpini Paracadutisti, 5° Alpini and 6° Alpini regiments
Edited sentence: Only 9 Alpini regiments remain in service today, and only three train every soldier in ski warfare: the 4° Alpini Paracadutisti, 5° Alpini , 6° Alpini regiments and 7° Alpini