rtokens: Wang was jailed for two years for organising street protests after the military crushed pro-democracy demonstrations by students at Beijing 's Tiananmen Square on June 4 , 1989 , with heavy loss of life .
pos: JJ IN NN VBZ DT JJ NN IN DT NN IN CD NNS WDT MD VB VBN IN NN IN NN TO NNS CC DT NNS .
tokens: Re-education through labour is an administrative punishment with a maximum of three years that can be imposed by police without recourse to prosecutors or the courts .
ltokens: Last month , Wang , 45 , a veteran dissident of the 1979 Democracy Wall movement , was ordered to serve one year of " re-education through labour " , but released because of poor health .