Possible Clues:

• Backs, for example, the case of one accused
• Females one can't score off
• Justification of French criminal
• Take the paling down, perhaps, for safety
• Justification of barrier against the lower classes
• Act of keeping safe from danger
• This department deals with national protection
• Take down the barrier, perhaps, but not offensively
• Take barrier down to provide protection?
• The -- (Nabokov's minutes of a board meeting)