diff --git a/src/main/java/ru/ulstu/fc/rule/service/FuzzyRuleParseService.java b/src/main/java/ru/ulstu/fc/rule/service/FuzzyRuleParseService.java
index 1dc0c5b..fc730a4 100644
--- a/src/main/java/ru/ulstu/fc/rule/service/FuzzyRuleParseService.java
+++ b/src/main/java/ru/ulstu/fc/rule/service/FuzzyRuleParseService.java
@@ -27,6 +27,8 @@ public class FuzzyRuleParseService {
     private final static String RU_IS_STATEMENT = "является";
     private final static String RU_EQ_STATEMENT = "равно";
     private final static String ENG_IS_STATEMENT = "is";
+    private final static String INPUT_VARIABLE_TEMPLATE_NAME = "fuzzyLevel";
+    private final static String OUTPUT_VARIABLE_TEMPLATE_NAME = "outputFuzzyLevel";
 
     private final Engine fuzzyEngine;
     private final VariableService variableService;
@@ -98,35 +100,54 @@ public class FuzzyRuleParseService {
         variableService.clearVariables(projectId);
         fuzzyRuleService.clearRules(projectId);
 
-        final String variableName = "fuzzyLevel";
-        Variable variable = new Variable();
-        variable.setName(variableName);
-        variable = variableService.save(variable, projectId);
-
-        List<String> uniqueTerms = new HashSet<>(Arrays.stream(fuzzyRuleDataDto.getFuzzyTerms()).toList()).stream().toList();
-        for (int i = 0; i < uniqueTerms.size(); i++) {
-            fuzzyTermService.save(new FuzzyTermForm(projectId, variable.getId(), uniqueTerms.get(i), Double.valueOf(i)));
-        }
-
-        //save rules
-        int current = 0;
+        createVariables(fuzzyRuleDataDto, projectId);
 
+        int ruleStartPos = 0;
         List<String> terms = Arrays.stream(fuzzyRuleDataDto.getFuzzyTerms()).toList();
-        while (current + fuzzyRuleDataDto.getWindow() < terms.size() - 1) {
+        while (ruleStartPos + fuzzyRuleDataDto.getWindow() < terms.size()) {
             StringBuilder stringRule = new StringBuilder("if ");
-            int start = current;
-            for (int i = start; i < fuzzyRuleDataDto.getWindow(); i++) {
-                if (i > start) {
+            int antecedentStartPos = ruleStartPos;
+            int variableNum = 0;
+            int i = antecedentStartPos;
+            while (i < fuzzyRuleDataDto.getWindow() + antecedentStartPos) {
+                if (i > antecedentStartPos) {
                     stringRule.append(" and ");
                 }
-                stringRule.append(variableName + " is ").append(terms.get(i));
+                stringRule
+                        .append(INPUT_VARIABLE_TEMPLATE_NAME)
+                        .append(variableNum)
+                        .append(" is ")
+                        .append(terms.get(i));
+                variableNum++;
+                i++;
             }
             stringRule
-                    .append(" then ").append(variableName).append(" is ")
-                    .append(terms.get(current + fuzzyRuleDataDto.getWindow()));
-            current++;
+                    .append(" then ").append(OUTPUT_VARIABLE_TEMPLATE_NAME)
+                    .append(" is ")
+                    .append(terms.get(ruleStartPos + fuzzyRuleDataDto.getWindow()));
+            ruleStartPos++;
             FuzzyRuleDto fuzzyRule = new FuzzyRuleDto(projectId, stringRule.toString());
             fuzzyRuleService.save(fuzzyRule);
         }
     }
+
+    private void createVariables(FuzzyRuleDataDto fuzzyRuleDataDto, Integer projectId) {
+        List<String> uniqueTerms = new HashSet<>(Arrays.stream(fuzzyRuleDataDto.getFuzzyTerms()).toList()).stream().toList();
+
+        for (int i = 0; i < fuzzyRuleDataDto.getWindow(); i++) {
+            createVariable(INPUT_VARIABLE_TEMPLATE_NAME + i, true, projectId, uniqueTerms);
+        }
+
+        createVariable(OUTPUT_VARIABLE_TEMPLATE_NAME, false, projectId, uniqueTerms);
+    }
+
+    private void createVariable(String variableName, boolean isInput, Integer projectId, List<String> uniqueTerms) {
+        Variable variable = new Variable();
+        variable.setName(variableName);
+        variable.setInput(isInput);
+        variable = variableService.save(variable, projectId);
+        for (int j = 0; j < uniqueTerms.size(); j++) {
+            fuzzyTermService.save(new FuzzyTermForm(projectId, variable.getId(), uniqueTerms.get(j), Double.valueOf(j)));
+        }
+    }
 }