Which heavyweight boxing World Champion was born in Brockton Massachusetts in 1923, and died in a plane crash in 1969?
which heavyweight boxing world champion was born in brockton massachusetts in 1923, and died in a plane crash in 1969
FreebaseQA-train-3497.P0
brockton massachusetts
brockton, massachusetts
m.0t_hx
location.location.people_born_here
m.0148sl
rocky marciano