Complex sentence: One ukulele, called the "cak" (pronounced "chak") may be steel-stringed and the instrumentalist strums chords with up to 8 strums per beat in 4/4 rhythm.
Split into simpler sentences: One ukulele, called the "cak" (pronounced "chak"), may be steel-stringed. The instrumentalist strums chords with up to 8 strums per beat in 4/4 rhythm.