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-it  was  so  unfortunate  that  an innocent  man like  ahmed  hasin could  not  be  saved  from the  noose, he  was  hanged  for  the  crime  he  never  committed,  but  how  did  he  gather  this  information  , was  it  from the  police  or  some  investigator  or  other  source  that  ahmed  hasin was  not  guilty,that  the  killer  of  rafat  khanam  was  not  him , the man  looked  at  his  farhana   who  had  found  her  dead  mother"s  diary