CALCULATION
- Some times when the game is of tactical nature we have two options means we can move two of our pieces to same square or we have 2 options or we can play 2 identical moves but one of them is correct and other is incorrect then we apply the COMPARISON METHOD means which piece to move and which move to play by intitution supported by calculation.
1.White to play.What will you play?
2.White to play.What will you play?
3.Black to play.What will you play?
4.Black to play.What will you play?
Solutions are
1.
2.
3.
I hope you have got some idea what is meant by comparison method.Those wish to study this theme further should read GM PREPARATION- CALCULATION by JACOB AAGARD from the book these positions are taken.
UNSUPPORTED PIECE, DEPENDENT PIECE , KING