Early in that assignment , he helped plan for an invasion of Japan that became unnecessary after the bombings of Hiroshima and Nagasaki .
Japan /location/location/contains Nagasaki
Japan /location/location/contains Hiroshima
RB IN DT NN , PRP VBD NN IN DT NN IN NNP WDT VBD JJ IN DT NNS IN NNP CC NNP .
Japan
LOCATION
Nagasaki
LOCATION
/location/location/contains
Japan
LOCATION
Hiroshima
LOCATION
/location/location/contains