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+type score
+
+val insightful : score
+val undecided : score
+val inane : score
+
+
+(********************************* Instances *********************************)
+
+val eq_score : eq score
+
+val show_score : show score
+
+val sql_score : sql_injectable score
+val sql_summable_score : sql_summable score
+val nullify_score : nullify score (option score)
+
+
+(********************************* Updating **********************************)
+
+val update : score -> score -> score
+
+
+(******************************** Conversion *********************************)
+
+val toInt : score -> int