Tactical Pin

There is a hidden tactical pin in the a1-h8 diagonal. Can you find it? Spassky-Pachman (Mscow, 1967)

White to play and win. Solution: 1. Bxf7 RxB 2. Be5 Qc2 3. BxB Black resigns as Rxe6 is coming.

Guarded Corners

This shows a subtle maneouvering by white. Bronstein-Kotov (Moscow, 1946)

White to play and win. Solution: 1. Bh6 NxQ 2.Bxg7+ Kg8 3. Bf6+ mate.

Discoverer

This is a world championship game that brought Bronstein almost winning the match. Bronstein-Botvinnik (Moscow, 1951)

White to play and win. Solution: 1. Bg3 Bg7 2.RxB QxQ 3. Be5 Qxe3+ 4.Kh1 Black resigns. Now, white’s discovering rook is a very disastrous move.

Perfect Thrust

This game is a classic fought between the two giants on the chessboard. Bronstein-Geller (USSR, 1961)

White to play and win. Solution: 1. Qg6 fxQ 2.Rxg7+ Kf8 3.Ng6+ mate.

Tempo

Find the best move. Netto-Abente (Paraguay, 1983)

Black to play and win. Solution: 1. Rg1+ 2. KxR Qe1+ 3.Kg2 Qf1+ 4. KxQ Bh3+ 5.Kg2 Re1+ mate.

Blind Move

The attack of Michael Tal. Find the best move. Tal-NN

White to play and wins. Solution: 1. Nf5 Qg5 2. Qh5 QxQ 3. Ne7+ Kh7 4. RxQ + mate.

Triangle

In this position, I believe that the one who can spot black’s best move in seconds must have an eye of a GM. Now, let’s see what you’ve got. Pirrot-Hertneck (BRD, 1989)

Black to play and win. Solution: 1. Bg4! 2.RxB Qf1+ 3.Rg1 Ng3+ 4.hxN Qh3+ mate.