Identify which instrument is string or percussion: Den-den daiko, Luc huyen cam
Luc huyen cam is string, Den-den daiko is percussion.
<START_INST>Identify which instrument is string or percussion: Den-den daiko, Luc huyen cam<END_INST><START_CTX><END_CTX><START_A>Luc huyen cam is string, Den-den daiko is percussion.<END_A>