The 61-year-old denies threatening physical violence and plying his wife with drugs to force her into having sex with strangers.
Dutch police have warned that dozens of women and girls were coerced into degrading sexual acts on camera in several countries.
The 43-year-old denies the charge and has been released on bail and had to surrender his passport.
The 43-year-old denies the charge and has been released on bail and had to surrender his passport.
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