By analyzing the distance between points on the CAPTCHA's distorted pitch chart and the pitch charts of possible answers to the puzzle, his program was able to remove the noise and "listen" to the file just as accurately as a human.

FORBES: Magazine Article

The statement added that the church "deeply deplores any threatening behaviour that has been directed towards Jonathan and Tina" and "will continue to work to remove the Noise Abatement Notice served by North Somerset Council".

BBC: Couple in Somerset withdraw church bell complaint