diff --git a/src/CheckersGameState3.java b/src/CheckersGameState3.java
index 4ab65db..01fa2f7 100644
--- a/src/CheckersGameState3.java
+++ b/src/CheckersGameState3.java
@@ -522,23 +522,28 @@ public class CheckersGameState3 implements CheckersGameState{
 	   return false;
    }
    /* feature: bridge pattern*/
-   private boolean isBridge(int player){
+   public boolean isBridge(int player){
 	   if(player == 1){
-		   if((this.board[0]==1) && (this.board[2]==1){
+		   if((this.board[0]==1) && (this.board[2]==1)){
 			   return true;
 		   }
 	   }
 	   else if(player == 2){
-		   if((this.board[32]==2) && this.board[34]==2){
+		   if((this.board[32]==2) && (this.board[34]==2)){
 			   return true;
 		   }
 	   }
 	   return false;
    }
-   private boolean isTriangle(int player){
+   /* feature: triangle patter*/
+   public boolean isTriangle(int player){
+	   return false;
+   }
+   /* feature: Dog pattern*/
+   public boolean isDog(int player){ 
+	   
 	   return false;
    }
-
    public boolean isTerminal(){
        return this.actions.size() == 0;
     }