rtokens: She was last seen being collected by the pair from school in Velten near Berlin on Monday .
pos: NNS VB NNP NNP POS NN CC DT JJ NN NN DT NN CC VBD PRP TO DT NNP .
tokens: Police suspect Nicole Nichterwitz 's aunt and a male companion abducted the girl and took her to the Netherlands .
ltokens: German police searching for a missing 10-year-old schoolgirl said on Friday the prime suspects in the case may have been involved in running a child prostitution ring .