The warships appeared two days before a general election in Japan , whose results could greatly influence relations between Asia 's two great powers , and weeks before China is scheduled to start producing gas in the area , against strong Japanese protests .
Asia /location/location/contains Japan
Asia /location/location/contains China
DT NNS VBD CD NNS IN DT JJ NN IN NNP , WP$ NNS MD RB VB NNS IN NNP POS CD JJ NNS , CC NNS IN NNP VBZ VBN TO VB VBG NN IN DT NN , IN JJ JJ NNS .
Asia
LOCATION
Japan
LOCATION
/location/location/contains
Asia
LOCATION
China
LOCATION
/location/location/contains