That goal , too , has proved elusive , largely because the disease spread from Nigeria to 23 other countries after officials in the northern province of Kano temporarily banned polio immunizations .
Nigeria /location/location/contains Kano
DT NN , RB , VBZ VBN JJ , RB IN DT NN NN IN NNP TO CD JJ NNS IN NNS IN DT JJ NN IN NNP RB VBD NNP NNS .
Nigeria
LOCATION
Kano
LOCATION
/location/location/contains