rtokens: Only Russia has chosen to do so .
pos: NNP NNS DT NN NN IN DT NNS IN DT CD JJ NN WDT VBD JJ JJ NNS DT NN TO VB NNS CC VB DT NN WDT VBZ RB VBN RB .
tokens: Norway rules the island group under the terms of a 1920s international treaty which gave many other nations the right to establish setttlements and exploit the coal that is still mined there .
ltokens: The terrain is mountainous , the only roads are dirt tracks .