diff --git a/src/main/java/de/maishai/ASTGenerator.java b/src/main/java/de/maishai/ASTGenerator.java
index c357801..f498628 100644
--- a/src/main/java/de/maishai/ASTGenerator.java
+++ b/src/main/java/de/maishai/ASTGenerator.java
@@ -20,7 +20,7 @@ public class ASTGenerator {
     }
 
     public static Class generateClass(DecafParser.ClassContext ctx) {
-        List<Variable> vars = new ArrayList<>();
+        List<LocalVariable> vars = new ArrayList<>();
         if(ctx.var() != null){
             vars = ctx.var().stream().map(ASTGenerator::generateVariable).toList();
         }
@@ -32,7 +32,7 @@ public class ASTGenerator {
         return new Class(classId, vars, meths);
     }
 
-    public static Variable generateVariable(DecafParser.VarContext ctx) {
+    public static LocalVariable generateVariable(DecafParser.VarContext ctx) {
         return new VariableGenerator().visitVar(ctx);
     }
 
diff --git a/src/main/java/de/maishai/BlockGenerator.java b/src/main/java/de/maishai/BlockGenerator.java
index 7d9e616..d69d731 100644
--- a/src/main/java/de/maishai/BlockGenerator.java
+++ b/src/main/java/de/maishai/BlockGenerator.java
@@ -4,14 +4,14 @@ import de.maishai.antlr.DecafBaseVisitor;
 import de.maishai.antlr.DecafParser;
 import de.maishai.ast.Statement;
 import de.maishai.ast.records.Block;
-import de.maishai.ast.records.Variable;
+import de.maishai.ast.records.LocalVariable;
 
 import java.util.List;
 
 public class BlockGenerator extends DecafBaseVisitor<Block> {
     @Override
     public Block visitBlock(DecafParser.BlockContext ctx) {
-        List<Variable> vars = ctx.var().stream().map(var -> new VariableGenerator().visit(var)).toList();
+        List<LocalVariable> vars = ctx.var().stream().map(var -> new VariableGenerator().visit(var)).toList();
         List<Statement> statements = ctx.stmt().stream().map(stmt -> new StatementGenerator().visit(stmt)).toList();
         return new Block(vars, statements);
     }
diff --git a/src/main/java/de/maishai/VariableGenerator.java b/src/main/java/de/maishai/VariableGenerator.java
index 9cebb91..f2dc523 100644
--- a/src/main/java/de/maishai/VariableGenerator.java
+++ b/src/main/java/de/maishai/VariableGenerator.java
@@ -5,16 +5,16 @@ import de.maishai.antlr.DecafBaseVisitor;
 import de.maishai.antlr.DecafParser;
 import de.maishai.ast.Type;
 import de.maishai.ast.records.Id;
-import de.maishai.ast.records.Variable;
+import de.maishai.ast.records.LocalVariable;
 
-public class VariableGenerator extends DecafBaseVisitor<Variable> {
+public class VariableGenerator extends DecafBaseVisitor<LocalVariable> {
 
     @Override
-    public Variable visitVar(DecafParser.VarContext ctx) {
+    public LocalVariable visitVar(DecafParser.VarContext ctx) {
         Id id = new Id(ctx.id().getText());
         Type type = ASTGenerator.getType(ctx.type());
         if(ctx.expr() != null)
-            return new Variable(id, type, new ExpressionGenerator().visit(ctx.expr()));
-        return new Variable(id, type, null);
+            return new LocalVariable(id, type, new ExpressionGenerator().visit(ctx.expr()));
+        return new LocalVariable(id, type, null);
     }
 }
diff --git a/src/main/java/de/maishai/ast/records/Block.java b/src/main/java/de/maishai/ast/records/Block.java
index e36affe..fc3668f 100644
--- a/src/main/java/de/maishai/ast/records/Block.java
+++ b/src/main/java/de/maishai/ast/records/Block.java
@@ -7,5 +7,5 @@ import de.maishai.ast.Statement;
 
 import java.util.List;
 
-public record Block(List<Variable> vars, List<Statement> stmts) implements Node {
+public record Block(List<LocalVariable> vars, List<Statement> stmts) implements Node {
 }
diff --git a/src/main/java/de/maishai/ast/records/Class.java b/src/main/java/de/maishai/ast/records/Class.java
index 203a48e..7ada705 100644
--- a/src/main/java/de/maishai/ast/records/Class.java
+++ b/src/main/java/de/maishai/ast/records/Class.java
@@ -4,5 +4,5 @@ import de.maishai.ast.Node;
 
 import java.util.List;
 
-public record Class(Id id ,List<Variable> variables, List<Method> methods) implements Node {
+public record Class(Id id , List<LocalVariable> variables, List<Method> methods) implements Node {
 }
diff --git a/src/main/java/de/maishai/ast/records/Field.java b/src/main/java/de/maishai/ast/records/Field.java
new file mode 100644
index 0000000..562749c
--- /dev/null
+++ b/src/main/java/de/maishai/ast/records/Field.java
@@ -0,0 +1,6 @@
+package de.maishai.ast.records;
+
+import de.maishai.ast.Type;
+
+public record Field(Id name, Type type) {
+}
diff --git a/src/main/java/de/maishai/ast/records/Variable.java b/src/main/java/de/maishai/ast/records/LocalVariable.java
similarity index 61%
rename from src/main/java/de/maishai/ast/records/Variable.java
rename to src/main/java/de/maishai/ast/records/LocalVariable.java
index adab4ea..0982ee0 100644
--- a/src/main/java/de/maishai/ast/records/Variable.java
+++ b/src/main/java/de/maishai/ast/records/LocalVariable.java
@@ -5,5 +5,5 @@ import de.maishai.ast.Expression;
 import de.maishai.ast.Node;
 import de.maishai.ast.Type;
 
-public record Variable(Id name, Type type, Expression expr) implements Node {
+public record LocalVariable(Id name, Type type) implements Node {
 }
diff --git a/src/main/java/de/maishai/ast/records/Program.java b/src/main/java/de/maishai/ast/records/Program.java
index ec638c0..8421151 100644
--- a/src/main/java/de/maishai/ast/records/Program.java
+++ b/src/main/java/de/maishai/ast/records/Program.java
@@ -5,5 +5,5 @@ import de.maishai.ast.Node;
 
 import java.util.List;
 
-public record Program(List<Class> variables) implements Node {
+public record Program(List<Class> classes) implements Node {
 }