Simplify the following text for a Grade 6 native English-speaking person.
Original: The term violone ( literally `` large viol '' in Italian , '' - one '' being the augmentative suffix ) can refer to several distinct large , bowed musical instruments which belong to either the viol or violin family . The violone is sometimes a fretted instrument , and may have six , five , four , or even only three strings .
Simplified: The violone was the last member of the viol family to die out .