It was Rob Reiner 's father , the comedian Carl Reiner , who helped Mr. Copeland find his voice .
Carl Reiner /people/person/children Rob Reiner
PRP VBD NNP NNP POS NN , DT NN NNP NNP , WP VBD NNP NNP VB PRP$ NN .
Carl Reiner
PERSON
Rob Reiner
PERSON
/people/person/children