, '' the group , affiliated with the computer science department at Vrije Universiteit in Amsterdam , also describes how the vulnerability could be used to undermine a variety of tracking systems .
Amsterdam /location/location/contains Vrije Universiteit
, '' DT NN , VBN IN DT NN NN NN IN NNP NNP IN NNP , RB VBZ WRB DT NN MD VB VBN TO VB DT NN IN NN NNS .
Amsterdam
LOCATION
Vrije Universiteit
ORGANIZATION
/location/location/contains