Aaron Peskin , a San Francisco supervisor , said city law required a regular review of fares and of the cap on the per-shift '' gate fee , '' what owners charge drivers to lease the cab .
Aaron Peskin /people/person/place_lived San Francisco
NNP NNP , DT NNP NNP NN , VBD NN NN VBD DT JJ NN IN NNS CC IN DT NN IN DT JJ '' NN NN , '' WDT NNS VBP NNS TO VB DT NN .
Aaron Peskin
PERSON
San Francisco
LOCATION
/people/person/place_lived