Slave trafficking burst onto the world stage in the mid-1990 's , when thousands of women from the former Soviet Union , attracted by job offers in Europe , were forced to work as prostitutes once they arrived .
Europe /location/location/contains Soviet Union
NN NN NN IN DT NN NN IN DT NN POS , WRB NNS IN NNS IN DT JJ NNP NNP , VBN IN NN NNS IN NNP , VBD VBN TO VB IN NNS IN PRP VBD .
Europe
LOCATION
Soviet Union
LOCATION
/location/location/contains