Identify which instrument is string or percussion: Tombak, Cizhonghlu
Cizhonghlu is string, Tombak is percussion.
<START_INST>Identify which instrument is string or percussion: Tombak, Cizhonghlu<END_INST><START_CTX><END_CTX><START_A>Cizhonghlu is string, Tombak is percussion.<END_A>