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Authorities in the Netherlands are fighting a battle against sexual predators – not pimps or pedophiles – but so-called “loverboys.”
These are young men who often target and then seduce girls at the school gates and turn them into prostitutes. Now, campaigners are running special sex education classes which they hope will help to catch the girls before the loverboys do.
The BBC’s Anna Holligan went to find out more. And a warning – her report contains descriptions of sexual encounters that might not be appropriate for children.