diff --git a/src/Backend.cs b/src/Backend.cs
index cae9716..f78799a 100644
--- a/src/Backend.cs
+++ b/src/Backend.cs
@@ -41,6 +41,16 @@ namespace Frontend
 		{
 			Players.Remove (player.GetId ());
 		}
+		
+		public void clearPlayers ()
+		{
+			Players.Clear ();
+		}
+		
+		public void clearDragons ()
+		{
+			Dragons.Clear ();
+		}
 
 		public Player getPlayer (int playerId)
 		{
diff --git a/src/Parser.cs b/src/Parser.cs
index 0623fd8..99c95d9 100644
--- a/src/Parser.cs
+++ b/src/Parser.cs
@@ -214,9 +214,26 @@ namespace WorldOfPeacecraft
 			//OK das ist hier so'n bissle der gleiche scheiß wie "Answer" wie soll das gehn, ohne Block!?
 		}
 
-		private void ProcessChallenge (Block block)
+		private void ProcessChallenge (Block challengeBlock)
 		{
-
+            //TODO -> Samed
+            int id = challengeBlock.GetIntValue("id");
+            String type;
+            switch (challengeBlock.GetStringValue())
+            {
+                case "DRAGON":
+                    type = "Dragon";
+                    break;
+                case "STAGHUNT":
+                    type = "Staghunt";
+                    break;
+                case "SKIRMISCH":
+                    type = "Skirmisch";
+                    break;
+            }
+            bool accepted = challengeBlock.GetBoolValue("accepted");
+            //Challenge c = new Challenge(id, type, accepted);
+            //CHALLENGE: "begin:challenge","id:",INT,"type:",("DRAGON"|"STAGHUNT"|"SKIRMISH"),"accepted:",BOOLEAN,"end:challenge"
 		}
 
 		private void ProcessPlayer (Block playerBlock)
@@ -229,6 +246,11 @@ namespace WorldOfPeacecraft
 			int y = playerBlock.GetIntValue ("y");
 			//Player p = new Player(points, id, busy, desc, x, y,);
 		}
+		
+		private void ProcessMapcell (Block mapcellBlock)
+		{
+			backend.getMapObject().SetTile(MapMapcell(mapcellBlock));
+		}
 
 		private void ProcessYourid (Block yourIdBlock)
 		{
@@ -250,18 +272,36 @@ namespace WorldOfPeacecraft
 			//TODO -> Wafa
 		}
 
-		private void ProcessEntities (Block block)
+		private void ProcessEntities (Block entitiesBlock)
 		{
-			// TODO -> Manu
+			backend.clearDragons ();
+			backend.clearPlayers ();
+			foreach (Block entityBlock in entitiesBlock.GetBlocks ()) {
+				switch (entityBlock.GetName()) {
+				case MessPlayer:
+					backend.SetPlayer(MapPlayer(entityBlock));
+					break;
+				case MessDragon:
+					backend.SetDragon(MapDragon(entityBlock));
+					break;
+				default:
+					ThrowUnknownBlockException(entitiesBlock, entityBlock);
+					break;
+				}
+			}
 		}
 
-		private void ProcessPlayers (Block block)
+		private void ProcessPlayers (Block playersBlock)
 		{
-			// TODO -> Manu
+			backend.clearPlayers ();
+			foreach (Block playerBlock in playersBlock.GetBlocks ()) {
+				backend.SetPlayer(MapPlayer(playerBlock));
+			}
 		}
 
-		private void ProcessDragon (Block block)
+		private void ProcessDragon (Block dragonBlock)
 		{
+			backend.SetDragon(MapDragon(dragonBlock));
 		}
 
 		private Dragon MapDragon (Block dragonBlock)