sentences:  For many years after, local suspicion remained on Schlittenbauer because of his strange comments, which were seen as indicating knowledge of details that only the killer would know.According to reports in the files for the case, local teacher Hans Yblagger discovered Schlittenbauer visiting the remains of the demolished Hinterkaifeck in 1925.Upon being asked why he was there, Schlittenbauer stated that the perpetrator's attempt to bury the family's remains in the barn had been hindered by the frozen ground.