diff --git a/AntiAirCraftGun/AntiAirCraftGun/FormAntiAirCraftGun.cs b/AntiAirCraftGun/AntiAirCraftGun/FormAntiAirCraftGun.cs
index 3ae75cd..46ad614 100644
--- a/AntiAirCraftGun/AntiAirCraftGun/FormAntiAirCraftGun.cs
+++ b/AntiAirCraftGun/AntiAirCraftGun/FormAntiAirCraftGun.cs
@@ -6,7 +6,7 @@ namespace AntiAircraftGun
 {
     public partial class FormAntiAirCraftGun : Form
     {
-        private BaseDrawingAntiAirCraftGun _drawing;
+        private BaseDrawingAntiAirCraftGun _drawingAntiAirCraftGun;
 
         private AbstractStrategy? _abstractStrategy;
 
@@ -20,7 +20,7 @@ namespace AntiAircraftGun
 
         private void ButtonMove_Click(object sender, EventArgs e)
         {
-            if (_drawing == null)
+            if (_drawingAntiAirCraftGun == null)
             {
                 return;
             }
@@ -28,29 +28,29 @@ namespace AntiAircraftGun
             switch (name)
             {
                 case "buttonUp":
-                    _drawing.MoveTransport(DirectionType.Up);
+                    _drawingAntiAirCraftGun.MoveTransport(DirectionType.Up);
                     break;
                 case "buttonDown":
-                    _drawing.MoveTransport(DirectionType.Down);
+                    _drawingAntiAirCraftGun.MoveTransport(DirectionType.Down);
                     break;
                 case "buttonLeft":
-                    _drawing.MoveTransport(DirectionType.Left);
+                    _drawingAntiAirCraftGun.MoveTransport(DirectionType.Left);
                     break;
                 case "buttonRight":
-                    _drawing.MoveTransport(DirectionType.Right);
+                    _drawingAntiAirCraftGun.MoveTransport(DirectionType.Right);
                     break;
             }
             Draw();
         }
         private void Draw()
         {
-            if (_drawing == null)
+            if (_drawingAntiAirCraftGun == null)
             {
                 return;
             }
             Bitmap bmp = new Bitmap(pictureBoxAntiAircraftGun.Width, pictureBoxAntiAircraftGun.Height);
             Graphics gr = Graphics.FromImage(bmp);
-            _drawing.DrawTransport(gr);
+            _drawingAntiAirCraftGun.DrawTransport(gr);
             pictureBoxAntiAircraftGun.Image = bmp;
         }
 
@@ -75,7 +75,7 @@ namespace AntiAircraftGun
                 pictureBoxAntiAircraftGun.Height
             );
 
-            _drawing.SetPosition(random.Next(10, 100), random.Next(10, 100));
+            _drawingAntiAirCraftGun.SetPosition(random.Next(10, 100), random.Next(10, 100));
             Draw();
         }
 
@@ -97,13 +97,13 @@ namespace AntiAircraftGun
                 pictureBoxAntiAircraftGun.Height
             );
 
-            _drawing.SetPosition(random.Next(10, 100), random.Next(10, 100));
+            _drawingAntiAirCraftGun.SetPosition(random.Next(10, 100), random.Next(10, 100));
             Draw();
         }
 
         private void ButtonStep_Click(object sender, EventArgs e)
         {
-            if (_drawing == null)
+            if (_drawingAntiAirCraftGun == null)
             {
                 return;
             }
@@ -121,7 +121,7 @@ namespace AntiAircraftGun
                     return;
                 }
                 _abstractStrategy.SetData(new
-                DrawingObjectAntiAirCraftGun(_drawing), pictureBoxAntiAircraftGun.Width,
+                DrawingObjectAntiAirCraftGun(_drawingAntiAirCraftGun), pictureBoxAntiAircraftGun.Width,
                 pictureBoxAntiAircraftGun.Height);
                 comboBoxStrategy.Enabled = false;
             }