How two bodies downstairs & three bodies upstairs, became transformed into one body downstairs, and four bodies upstairs?
two + three downstairs, by 8:10am, ended up as one downstairs + four upstairs, by around 8:30am, that same morning, a transformation which came about because Sheila did not die downstairs, she was wrongly presumed to be dead downstairs from as early as 7:37am, but she regained consciousness, fled upstairs, and by use of the Bamber rifle, she died in the bedroom, by way of a solitary shot, under the chin...