I like to draw cartoon characters wich they are lovely.这句定语从

你这个句子是错的吧,” which“ 后面怎么会还有从句主语“they"呢,你自己读一下看看别扭不别扭,如果要保留后面的”they“,那么前面的”which“就要改成”because".
I like to draw cartoon characters because they are lovely.
这个时候这个句子不是定语从句,普通的陈述句.如果要保留”which“后面的”they“就要去掉,这时候是”which“做先行词的定语从句.
I like to draw cartoon characters which are lovely.