The prisoners were considered some of the most dangerous men among the hundreds of terror suspects locked behind the walls of a secretive and secure American military detention center in Bagram , Afghanistan .
Afghanistan /location/location/contains Bagram
DT NNS VBD VBN DT IN DT RBS JJ NNS IN DT NNS IN NN VBZ VBN IN DT NNS IN DT JJ CC JJ JJ JJ NN NN IN NNP , NNP .
Afghanistan
LOCATION
Bagram
LOCATION
/location/location/contains