 Park worked as a village primary school teacher , but was retired by the time he was <unk> for the murder of his first wife , Carol . Park had two children by Carol , Jeremy and <unk> . Gordon and Carol also adopted their niece Vanessa when she was 18 months old after her mother , Christie ( who was Carol 's sister ) , was murdered by her boyfriend in 1969 , aged 17 . This was described as a " rare and appalling coincidence " , but has been picked up on by the case for the defence since the trial . 
