his first album for pan y rosas discos, winterreise, is a concerto for cello and free ensemble. the orchestra part of the concerto is conceived for a “free ensemble,” wherein the different parts, entirely written, can be played on many different instruments – invented, traditional, or otherwise (as long as it exists). sounds like – instant action. thump glissando murmur. string pulse. swirl breath taps. rise fall tones. build repetition drone.