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if ( ($ENV{'HTTP_REFERER'} && $ENV{'REMOTE_ADDR'} ne "129.215.67.96") && ... $ENV{'REQUEST_URI'} !~ /\/edit\// && $ENV{'REQUEST_URI'} !~ /tmp\/calendar2002-3\/pgradh\/regs\/029\.html/ )
false if $ENV{'REQUEST_URI'} contains "FalseIfJustThis" true if $ENV{'REQUEST_URI'} contains "FalseIfJustThis" AND contains "ButIfAlsoThisThenTrue")