rtokens: It said Kurdistan Workers Party ( PKK ) guerrillas sometimes know the layout of mined areas along the border better than the security forces .
pos: NNS VBP DT NNS VBP DT NN TO DT NN NNS , " PRP VBD .
tokens: Officials say the minefields present an obstacle to the security forces , " it said .
ltokens: The report , to be debated in parliament in coming weeks , was seen by Reuters on Friday . "