Complex sentence: Argento's song cycles are notable in his frequent use of dramatic, unusual text, most often prose that does not have immediately apparent musical possibilities; they blur the distinction between straightforward groupings of songs and dramatic works, which he terms "monodramas".
Split into simpler sentences: Argento's song cycles are notable in his frequent use of dramatic, unusual text, most often prose that does not have immediately apparent musical possibilities. His works blur the distinction between straightforward groupings of songs and dramatic works, which he terms "monodramas".