[Event "My System & Chess Praxis- part 3: Motifs one and two combined"] [Site "https://lichess.org/study/W29IG8J9/D0Mr23p7"] [Result "*"] [UTCDate "2020.03.10"] [UTCTime "09:11:29"] [Variant "Standard"] [ECO "?"] [Opening "?"] [Annotator "https://lichess.org/@/vittalsk89"] [FEN "8/p4rk1/5b2/P7/8/1PB2R2/8/7K b - - 0 1"] [SetUp "1"] [Source "https://lichess.org/study/W29IG8J9/D0Mr23p7"] [Orientation "white"] { Here a wholesale exchange is clearly indicated; but after } 1... Rf8 { its white to move } 2. Bxf6+ (2. Rxf6 Rxf6 3. b4 { for now Black has to lose time with his king – a tempo that is absorbed by the ensuing king move and thus loses all its effectiveness. After } 3... Kf7 4. Bxf6 Kxf6 5. b5 { the pawn can no longer be overtaken. A tempo-winning combination, we might say. Quite right, but this tempo win was achieved in such a way that we were able to replace the half-pinned bishop with the wholly pinned rook. All told, it is a blending of the two motifs. }) 2... Rxf6 3. Rxf6 Kxf6 4. b4 Ke5 { Black’s king would arrive just in time. It is necessary therefore to bring about the exchanges more cleverly. This is achieved ********We shall conclude this section with an example that will show us the utilization of the pin with the aid of the justly popular zugzwang motif. That a pin can easily lead to a shortage of available moves is obvious, for often enough the elasticity of the pieces protecting the pinned piece is very slight; in fact, it sometimes happens that the protection is entirely unidirectional – that is, a piece can offer protection only from its own solitary square. See next Diagram ***** } *