Vertaling van "who prosecutors contended " (Engels → Frans) :

Sharpe was found guilty of possession of as many as 400 images of children who prosecutors contended were being exploited sexually.
Sharpe a été trouvé coupable de possession d'environ 400 images d'enfants qui, selon les procureurs, étaient exploités sexuellement.

This bill has been endorsed by none other than Mr. John Robin Sharpe, the very man who was found guilty of possession of as many as 400 images of children whom prosecutors contended were being exploited sexually.
Cette mesure législative a reçu l'appui de nul autre que John Robin Sharpe, celui-là même qui a été trouvé coupable de possession de 400 images d'enfants qui, selon les procureurs, étaient exploités sexuellement.