分析以下这句话

问题描述:

分析以下这句话
for the descriptions given by people who claimed to .
这句话"descriptions given by people"是不是使用的被动?
如果是被动,那为什么不是“descriptions are given by people
为什么?

the descriptions given by people
人们所作的描述
"given by the people" 是定语,修饰"the descriptions" .