String Trio Cello,Viola,Violin - Level 1 - Digital Download SKU: A0.1215998 Composed by Miriam Troxler. Children,Instructional. 2 pages. Miriam Troxler #812654. Published by Miriam Troxler (A0.1215998). Tale of the Lost Rabbit is a round in 3/4 time in F Sharp minor for string ensemble. The viola and cello parts double so it can be played with only two parts. There is an optional piano part included for easier rehearsal.