rtokens: Some residents of the Kazanluk area are Moslems who converted to Islam during Ottoman Turkish rule .
pos: NNS VBP RB VBN RP IN NNS TO VB NNS CC DT NN IN DT NN VBD RB RB VB .
tokens: Bombings are often carried out by criminals to settle scores but the motive in this case was not immediately clear .
ltokens: Violent crime has soared since the collapse of communism in 1989 as Bulgaria moves to a market economy .