rtokens: The area is patrolled by U.S. , French and British planes .
pos: JJ NNS IN DT JJ JJ NN VBD RP IN DT NN IN DT CD NNP NNP IN DT NN IN NNP NNP NNP NNP NNP TO VB JJ NNPS IN NN IN DT JJ NN .
tokens: Arbil lies within the so-called safe haven set up at the end of the 1991 Gulf War on the suggestion of British Prime Minister John Major to protect Iraqi Kurds from attack by the Iraqi military .
ltokens: U.N. officials said that a Kurdish rebel faction backed up by Iraqi tanks , heavy artillery and helicopters had taken control of half of the city after heavy fighting .