Zhang Dan and Zhang Hao of China were in second , at 64.72 , and Maria Petrova and Alexei Tikhonov of Russia were third with 64.27 .
Zhang Dan
China
/people/person/nationality
Zhang Hao
China
/people/person/nationality
PERSON
Zhang Dan
PERSON
Zhang Hao
LOCATION
China
PERSON
Maria Petrova
PERSON
Alexei Tikhonov
LOCATION
Russia