15. Symmetrical Defence in English Opening

Symmetrical Defence Sub Group (A02.004.EN – A02.035.EN) arises after 1.c4 c5, when Black mirrors White’s flank pawn advance and immediately establishes full symmetry on the queenside. This opening is one of the purest structural expressions in the English Opening family and serves as a neutral, flexible foundation from which both sides can later choose central or flank-based plans.

From a MICOS perspective, this Sub Group is defined not by name or reputation, but by the position itself: a fully symmetrical pawn structure with maximum transpositional potential and delayed central commitment.

Opening Group: -
Opening Name: -
MICOS Code: -
○ White to move
Evaluation:
Best Move: 


    


    

 




 



    


      

      


        Opening Group: -

        Opening Name: -

        MICOS Code: -
      


      

      


      

        
        

        
        
        
        
        

        
        
      


      


        
        
        
        
      


      


        

        

      


      


        

          ○ White to move
        


        

          Evaluation:
        


        

          Best Move:
        


      


      

          
        


      


    


    

 




 



    


      

      


        Opening Group: -

        Opening Name: -

        MICOS Code: -
      


      

      


      

        
        

        
        
        
        
        

        
        
      


      


        
        
        
        
      


      


        

        

      


      


        

          ○ White to move
        


        

          Evaluation:
        


        

          Best Move:
        


      


      

          
        


      


    


    

 




 



    


      

      


        Opening Group: -

        Opening Name: -

        MICOS Code: -
      


      

      


      

        
        

        
        
        
        
        

        
        
      


      


        
        
        
        
      


      


        

        

      


      


        

          ○ White to move
        


        

          Evaluation:
        


        

          Best Move:
        


      


      

          
        


      


    


    

 




 



    


      

      


        Opening Group: -

        Opening Name: -

        MICOS Code: -
      


      

      


      

        
        

        
        
        
        
        

        
        
      


      


        
        
        
        
      


      


        

        

      


      


        

          ○ White to move
        


        

          Evaluation:
        


        

          Best Move:
        


      


      

          
        


      


    


    

 




 



    


      

      


        Opening Group: -

        Opening Name: -

        MICOS Code: -
      


      

      


      

        
        

        
        
        
        
        

        
        
      


      


        
        
        
        
      


      


        

        

      


      


        

          ○ White to move
        


        

          Evaluation:
        


        

          Best Move:
        


      


      

          
        


      


    


    

 




 



    


      

      


        Opening Group: -

        Opening Name: -

        MICOS Code: -
      


      

      


      

        
        

        
        
        
        
        

        
        
      


      


        
        
        
        
      


      


        

        

      


      


        

          ○ White to move
        


        

          Evaluation:
        


        

          Best Move:
        


      


      

          
        


      


    


    

 




 



    


      

      


        Opening Group: -

        Opening Name: -

        MICOS Code: -
      


      

      


      

        
        

        
        
        
        
        

        
        
      


      


        
        
        
        
      


      


        

        

      


      


        

          ○ White to move
        


        

          Evaluation:
        


        

          Best Move:
        


      


      

          
        


      


    


    

 




 



    


      

      


        Opening Group: -

        Opening Name: -

        MICOS Code: -
      


      

      


      

        
        

        
        
        
        
        

        
        
      


      


        
        
        
        
      


      


        

        

      


      


        

          ○ White to move
        


        

          Evaluation:
        


        

          Best Move:
        


      


      

          
        


      


    


    

 




 



    


      

      


        Opening Group: -

        Opening Name: -

        MICOS Code: -
      


      

      


      

        
        

        
        
        
        
        

        
        
      


      


        
        
        
        
      


      


        

        

      


      


        

          ○ White to move
        


        

          Evaluation:
        


        

          Best Move:
        


      


      

          
        


      


    


    

 




 



    


      

      


        Opening Group: -

        Opening Name: -

        MICOS Code: -
      


      

      


      

        
        

        
        
        
        
        

        
        
      


      


        
        
        
        
      


      


        

        

      


      


        

          ○ White to move
        


        

          Evaluation:
        


        

          Best Move:
        


      


      

          
        


      


    


    

 




 



    


      

      


        Opening Group: -

        Opening Name: -

        MICOS Code: -
      


      

      


      

        
        

        
        
        
        
        

        
        
      


      


        
        
        
        
      


      


        

        

      


      


        

          ○ White to move
        


        

          Evaluation:
        


        

          Best Move:
        


      


      

          
        


      


    


    

 




 



    


      

      


        Opening Group: -

        Opening Name: -

        MICOS Code: -
      


      

      


      

        
        

        
        
        
        
        

        
        
      


      


        
        
        
        
      


      


        

        

      


      


        

          ○ White to move
        


        

          Evaluation:
        


        

          Best Move:
        


      


      

          
        


      


    


    

 




 



    


      

      


        Opening Group: -

        Opening Name: -

        MICOS Code: -
      


      

      


      

        
        

        
        
        
        
        

        
        
      


      


        
        
        
        
      


      


        

        

      


      


        

          ○ White to move
        


        

          Evaluation:
        


        

          Best Move:
        


      


      

          
        


      


    


    

 




 



    


      

      


        Opening Group: -

        Opening Name: -

        MICOS Code: -
      


      

      


      

        
        

        
        
        
        
        

        
        
      


      


        
        
        
        
      


      


        

        

      


      


        

          ○ White to move
        


        

          Evaluation:
        


        

          Best Move:
        


      


      

          
        


      


    


    

 




 



    


      

      


        Opening Group: -

        Opening Name: -

        MICOS Code: -
      


      

      


      

        
        

        
        
        
        
        

        
        
      


      


        
        
        
        
      


      


        

        

      


      


        

          ○ White to move
        


        

          Evaluation:
        


        

          Best Move:
        


      


      

          
        


      


    


    

 




 



    


      

      


        Opening Group: -

        Opening Name: -

        MICOS Code: -
      


      

      


      

        
        

        
        
        
        
        

        
        
      


      


        
        
        
        
      


      


        

        

      


      


        

          ○ White to move
        


        

          Evaluation:
        


        

          Best Move:
        


      


      

          
        


      


    


    

 




 



    


      

      


        Opening Group: -

        Opening Name: -

        MICOS Code: -
      


      

      


      

        
        

        
        
        
        
        

        
        
      


      


        
        
        
        
      


      


        

        

      


      


        

          ○ White to move
        


        

          Evaluation:
        


        

          Best Move:
        


      


      

          
        


      


    


    

 




 



    


      

      


        Opening Group: -

        Opening Name: -

        MICOS Code: -
      


      

      


      

        
        

        
        
        
        
        

        
        
      


      


        
        
        
        
      


      


        

        

      


      


        

          ○ White to move
        


        

          Evaluation:
        


        

          Best Move:
        


      


      

          
        


      


    


    

 




 



    


      

      


        Opening Group: -

        Opening Name: -

        MICOS Code: -
      


      

      


      

        
        

        
        
        
        
        

        
        
      


      


        
        
        
        
      


      


        

        

      


      


        

          ○ White to move
        


        

          Evaluation:
        


        

          Best Move:
        


      


      

          
        


      


    


    

 




 



    


      

      


        Opening Group: -

        Opening Name: -

        MICOS Code: -
      


      

      


      

        
        

        
        
        
        
        

        
        
      


      


        
        
        
        
      


      


        

        

      


      


        

          ○ White to move
        


        

          Evaluation:
        


        

          Best Move:
        


      


      

          
        


      


    


    

 




 



    


      

      


        Opening Group: -

        Opening Name: -

        MICOS Code: -
      


      

      


      

        
        

        
        
        
        
        

        
        
      


      


        
        
        
        
      


      


        

        

      


      


        

          ○ White to move
        


        

          Evaluation:
        


        

          Best Move:
        


      


      

          
        


      


    


    

 




 



    


      

      


        Opening Group: -

        Opening Name: -

        MICOS Code: -
      


      

      


      

        
        

        
        
        
        
        

        
        
      


      


        
        
        
        
      


      


        

        

      


      


        

          ○ White to move
        


        

          Evaluation:
        


        

          Best Move:
        


      


      

          
        


      


    


    

 




 



    


      

      


        Opening Group: -

        Opening Name: -

        MICOS Code: -
      


      

      


      

        
        

        
        
        
        
        

        
        
      


      


        
        
        
        
      


      


        

        

      


      


        

          ○ White to move
        


        

          Evaluation:
        


        

          Best Move:
        


      


      

          
        


      


    


    

 




 



    


      

      


        Opening Group: -

        Opening Name: -

        MICOS Code: -
      


      

      


      

        
        

        
        
        
        
        

        
        
      


      


        
        
        
        
      


      


        

        

      


      


        

          ○ White to move
        


        

          Evaluation:
        


        

          Best Move:
        


      


      

          
        


      


    


    

 




 



    


      

      


        Opening Group: -

        Opening Name: -

        MICOS Code: -
      


      

      


      

        
        

        
        
        
        
        

        
        
      


      


        
        
        
        
      


      


        

        

      


      


        

          ○ White to move
        


        

          Evaluation:
        


        

          Best Move:
        


      


      

          
        


      


    


    

 




 



    


      

      


        Opening Group: -

        Opening Name: -

        MICOS Code: -
      


      

      


      

        
        

        
        
        
        
        

        
        
      


      


        
        
        
        
      


      


        

        

      


      


        

          ○ White to move
        


        

          Evaluation:
        


        

          Best Move:
        


      


      

          
        


      


    


    

 




 



    


      

      


        Opening Group: -

        Opening Name: -

        MICOS Code: -
      


      

      


      

        
        

        
        
        
        
        

        
        
      


      


        
        
        
        
      


      


        

        

      


      


        

          ○ White to move
        


        

          Evaluation:
        


        

          Best Move:
        


      


      

          
        


      


    


    

 




 



    


      

      


        Opening Group: -

        Opening Name: -

        MICOS Code: -
      


      

      


      

        
        

        
        
        
        
        

        
        
      


      


        
        
        
        
      


      


        

        

      


      


        

          ○ White to move
        


        

          Evaluation:
        


        

          Best Move:
        


      


      

          
        


      


    


    

 




 



    


      

      


        Opening Group: -

        Opening Name: -

        MICOS Code: -
      


      

      


      

        
        

        
        
        
        
        

        
        
      


      


        
        
        
        
      


      


        

        

      


      


        

          ○ White to move
        


        

          Evaluation:
        


        

          Best Move:
        


      


      

          
        


      


    


    

 




 



    


      

      


        Opening Group: -

        Opening Name: -

        MICOS Code: -
      


      

      


      

        
        

        
        
        
        
        

        
        
      


      


        
        
        
        
      


      


        

        

      


      


        

          ○ White to move
        


        

          Evaluation:
        


        

          Best Move:
        


      


      

          
        


      


    


    

 




 


    


      

      


        Opening Group: -

        Opening Name: -

        MICOS Code: -
      


      

      


      

        
        

        
        
        
        
        

        
        
      


      


        
        
        
        
      


      


        

        

      


      


        

          ○ White to move
        


        

          Evaluation:
        


        

          Best Move:
        


      


      

          
        


      


    


    



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