Facts: - beginyear: march 1992 - penalty: life imprisonment - victims: 3 -- 5 - endyear: april 2004 - country: germany - apprehended: 15 april 2011 - birth date: 12 december 1970 - name: martin ney - birthname: martin ney - birth place: bremen , germany Based on these bullet points, write a short biography describing the life of martin ney .
The answer to this question is:
martin ney -lrb- born december 12 , 1970 -rrb- is a german serial killer .he wore a mask while killing 3 and sexually assaulting at least 40 children .