Genetic tracing has shown that the strain of the polio virus found in the country this week originated in northern Nigeria and was probably picked up in Saudi Arabia by an Indonesian worker or a pilgrim returning from Mecca .
Saudi Arabia /location/location/contains Mecca
JJ VBG VBZ VBN IN DT NN IN DT NNP NN VBN IN DT NN DT NN VBN IN JJ NNP CC VBD RB VBN RP IN NNP NNP IN DT JJ NN CC DT NN VBG IN NNP .
Saudi Arabia
LOCATION
Mecca
LOCATION
/location/location/contains