将下列词正确分类
问题描述：
将下列词正确分类
可选：blues,classical,guitar,jazz,piano,pop,trumpet,violin,bass,pianist,singer,rock,opera,musician,waltz,bandsman
分类：
Types of music:例：blues
Instruments:例：guitar
People:例：composer
答
Types of music:blues classical jazz pop bass rock opera waltz
Instruments:guitar piano trumpet violin
People:composer pianist singer musician bandsman