Sam Querrey was introduced to tennis at age 7 , when his family moved from San Francisco to Santa Rosa , an hour 's drive north , in search of more affordable housing .
Sam Querrey /people/person/place_lived San Francisco
Sam Querrey /people/person/place_of_birth San Francisco
NNP NNP VBD VBN TO NN IN NN CD , WRB PRP$ NN VBD IN NNP NNP TO NNP NNP , DT NN POS NN RB , IN NN IN JJR JJ NN .
Sam Querrey
PERSON
San Francisco
LOCATION
/people/person/place_lived
Sam Querrey
PERSON
San Francisco
LOCATION
/people/person/place_of_birth