rtokens: If it is necessary , I wo n't hesitate to use it , " he said .
pos: " IN PRP MD RB VB IN PRP VBP RB JJ , RB PRP MD RB VB RB RB VBG NN NN VBZ ( NNS ) VBP POS NN , PRP VBZ JJ IN DT NN NN DT NN IN RB CC PRP MD VB TO VB RB JJ .
tokens: " If they ca n't move because they are too weak , then we will probably consider very seriously using air delivery means ( airdrops ) ...It 's complex , it 's dangerous for the air crew that fly in there and it will have to be absolutely necessary .
ltokens: " We hope that if the front moves forward or stabilises then we will have access ( to the large group of refugees ) with reconnaissance or humanitarian agencies .