Tsunami warnings were issued and then canceled across the northern Pacific Ocean after small waves raised by a potent undersea earthquake northeast of Japan swept from Asia to western Alaska but did no damage .
Asia /location/location/contains Japan
NN NNS VBD VBN CC RB VBD IN DT JJ NNP NNP IN JJ NNS VBN IN DT JJ NN NN NN IN NNP VBD IN NNP TO JJ NNP CC VBD DT NN .
Asia
LOCATION
Japan
LOCATION
/location/location/contains