diff --git a/.DS_Store b/.DS_Store
index 1e85c6a..6d51db5 100644
Binary files a/.DS_Store and b/.DS_Store differ
diff --git a/Playground.swift b/Playground.swift
index d247281..e11b5f7 100644
--- a/Playground.swift
+++ b/Playground.swift
@@ -1,11 +1,25 @@
 // https://carrascomolina.com
 import Playgrounds
+import Foundation
 
 protocol Vehicle {
     // name ist read-only
     var name: String {get}
     var color: String {get set}
 }
+protocol Garage {
+    associatedtype V: Vehicle
+    func park(vehicle: V)
+    
+}
+
+struct BikeGarage: Garage {
+   
+    
+    func park(vehicle: Bike){
+        vehicle.emptyBasket()
+    }
+}
 
 struct Train: Vehicle {
     var name: String
@@ -24,10 +38,13 @@ struct ICE: Vehicle {
     var color = "white"
 }
 
-struct Bike: Vehicle {
+struct Bike: Vehicle, CustomStringConvertible {
     var name: String
     var color: String
     // newValue ist ein special keyword
+    func emptyBasket(){
+        print(description + " korb ausgekippt", Date())
+    }
     var description: String {
         set { name = newValue }
         get {"A bike called \(name) and it is \(color)." }}
@@ -35,15 +52,16 @@ struct Bike: Vehicle {
 }
 
 #Playground {
-    var greeting = "Hallo Playground"
-    var bike = Bike.trek
+  //  var greeting = "Hallo Playground"
+  var bike = Bike.trek
     var train = Train(name:"ICE")
-    bike.description
-    bike.description = "Mein Rad"
-    bike.description
+ //   bike.description
+ //   bike.description = "Mein Rad"
+ //   bike.description
 
     train
     train.delayed(minutes: 23)
-    
+    BikeGarage().park(vehicle: bike)
+    print( bike)
     // write code here
 }
diff --git a/TheSwiftWeek.xcodeproj/project.xcworkspace/xcuserdata/rohing73.xcuserdatad/UserInterfaceState.xcuserstate b/TheSwiftWeek.xcodeproj/project.xcworkspace/xcuserdata/rohing73.xcuserdatad/UserInterfaceState.xcuserstate
index d34902b..43f4aa0 100644
Binary files a/TheSwiftWeek.xcodeproj/project.xcworkspace/xcuserdata/rohing73.xcuserdatad/UserInterfaceState.xcuserstate and b/TheSwiftWeek.xcodeproj/project.xcworkspace/xcuserdata/rohing73.xcuserdatad/UserInterfaceState.xcuserstate differ
diff --git a/TheSwiftWeek.xcodeproj/xcuserdata/rohing73.xcuserdatad/xcdebugger/Breakpoints_v2.xcbkptlist b/TheSwiftWeek.xcodeproj/xcuserdata/rohing73.xcuserdatad/xcdebugger/Breakpoints_v2.xcbkptlist
new file mode 100644
index 0000000..19e0a0e
--- /dev/null
+++ b/TheSwiftWeek.xcodeproj/xcuserdata/rohing73.xcuserdatad/xcdebugger/Breakpoints_v2.xcbkptlist
@@ -0,0 +1,24 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<Bucket
+   uuid = "543AEB13-B7EA-4C8C-9F73-C23287B3971E"
+   type = "1"
+   version = "2.0">
+   <Breakpoints>
+      <BreakpointProxy
+         BreakpointExtensionID = "Xcode.Breakpoint.FileBreakpoint">
+         <BreakpointContent
+            uuid = "60F4FEF4-4F42-4C29-B795-B68DFA0CB921"
+            shouldBeEnabled = "No"
+            ignoreCount = "0"
+            continueAfterRunningActions = "No"
+            filePath = "Playground.swift"
+            startingColumnNumber = "9223372036854775807"
+            endingColumnNumber = "9223372036854775807"
+            startingLineNumber = "36"
+            endingLineNumber = "36"
+            landmarkName = "ICE"
+            landmarkType = "14">
+         </BreakpointContent>
+      </BreakpointProxy>
+   </Breakpoints>
+</Bucket>