Clarinet,Piano - Level 4 - Digital Download SKU: A0.980517 Composed by Bob Atwell. 20th Century,Contemporary. Score and part. 12 pages. Bob Atwell Music #4626331. Published by Bob Atwell Music (A0.980517). Re-Invention II is an expanded version of Re-Invention, rearranged for Clarinet and Piano. The piece is based on Bach's 2 part Invention #4 but with a lot of additional original material by me. It is intended as a short, fun recital piece.