Identify which instrument is string or percussion: Bombo criollo, Imzad
Imzad is string, Bombo criollo is percussion.
<START_INST>Identify which instrument is string or percussion: Bombo criollo, Imzad<END_INST><START_CTX><END_CTX><START_A>Imzad is string, Bombo criollo is percussion.<END_A>