rtokens: There was no independent confirmation of the report which the spokesman said came from the organisation 's members in Arbil .
pos: " IN CD RB NNP NN ( CD NNP ) JJ NNS VBD DT NN NN IN DT NNS IN NNP , " DT NN , WP VBD RB TO VB VBN , VBD NNP IN DT NN NN .
tokens: " At 4.50 a.m. Iraq time ( 0050 GMT ) Iraqi forces began an artillery attack on the outskirts of Arbil , " the spokesman , who asked not to be identified , told Reuters in a telephone call .
ltokens: A London-based spokesman of the Iraqi National Congress said Iraqi artillery was shelling the city and Iraqi tanks had advanced to within 10 km ( six miles ) of Arbil , the administrative centre of the Kurdish rebel-controlled region of northern Iraq .