# File lib/ai4r/classifiers/prism.rb, line 76
      def get_rules
        out = "if #{join_terms(@rules.first)} then #{then_clause(@rules.first)}"
        @rules[1...-1].each do |rule| 
          out += "\nelsif #{join_terms(rule)} then #{then_clause(rule)}"
        end
        out += "\nelse #{then_clause(@rules.last)}" if @rules.size > 1
        out += "\nend"
        return out
      end