Complex sentence: Gruppo di Intervento Speciale (GIS) (b.1978) as a counterterrorism asset inside the Italian Carabinieri military police, in 2004 the GIS evolved into a special forces unit.
Split into simpler sentences: Gruppo di Intervento Speciale (GIS, in English "Special Intervention Group") is a counterterrorism asset inside the Italian Carabinieri military police, first formed in 1978. In 2004 the GIS evolved into a special forces unit.