MESON Chess Problem Database
Problem Display
PID: 149923 (B4K2/2Q5/4pP2/7k/p6p/r2P4/3P3N/4r3 w - - 0 1)
Ott, Hans
Zurcher Illustrierte, 1931
#4
7 + 6
| 15158 | Hans Ott Schachprobleme (Kummer) | 1986 |
SOLUTION
- COOKED
- Keys
- 1.Sf3!
- threat
- 2.Qh7+
- 2...Kg4
- 3.Qxh4+
- 3...Kf5
- 4.Qg5#
- 3...Kf5
- 3.Qxh4+
- 2...Kg4
- 2.Qf4
- threat
- 3.Qg5#
- 2...Kg6
- 3.Qg5+
- 3...Kh7
- 4.Qh5#
- 4.Qg7#
- 3...Kh7
- 3.Qg5+
- 2...Rg1
- 3.Qxh4+
- 3...Kg6
- 4.Be4#
- 3...Kg6
- 3.Qxh4+
- 2...Re5
- 3.Kf7
- threat
- 4.Qxh4#
- 3...Re4
- 4.Qg5#
- 3...h3
- 4.Qh4#
- threat
- 3.Kg7
- threat
- 4.Qxh4#
- 3...Rg5+
- 4.Qxg5#
- 3...Re4
- 4.Qg5#
- 3...h3
- 4.Qh4#
- threat
- 3.Kf7
- threat
- 2.Qh7+
- 1...Kg4
- 2.Qg7+
- 2...Kh3
- 3.Sxe1
- threat
- 4.Qg2#
- 3...Kh2
- 4.Qg2#
- threat
- 3.Sxe1
- 2...Kh3
- 2.Qg7+
- 1...Rea1
- 2.Qh7+
- 2...Kg4
- 3.Qxh4+
- 3...Kf5
- 4.Be4#
- 4.Qg5#
- 3...Kf5
- 3.Qxh4+
- 2...Kg4
- 2.Qf4
- threat
- 3.Qg5#
- 2...Kg6
- 3.Se5+
- 3...Kh5
- 4.Bf3#
- 3...Kh7
- 4.Qxh4#
- 3...Kh5
- 3.Be4+
- 3...Kh5
- 4.Qg5#
- 4.Qxh4#
- 3...Kh5
- 3.Qg5+
- 3...Kh7
- 4.Qh5#
- 4.Qg7#
- 3...Kh7
- 3.Se5+
- 2...Rg1
- 3.Qxh4+
- 3...Kg6
- 4.Be4#
- 3...Kg6
- 3.Qxh4+
- threat
- 2.Qh7+
- 1...Rb1
- 2.Qh7+
- 2...Kg4
- 3.Qxh4+
- 3...Kf5
- 4.Be4#
- 4.Qg5#
- 3...Kf5
- 3.Qxh4+
- 2...Kg4
- 2.Qh7+
- 1...Rc1
- 2.Qh7+
- 2...Kg4
- 3.Qxh4+
- 3...Kf5
- 4.Be4#
- 4.Qg5#
- 3...Kf5
- 3.Qxh4+
- 2...Kg4
- 2.Qh7+
- 1...Rd1
- 2.Qh7+
- 2...Kg4
- 3.Qxh4+
- 3...Kf5
- 4.Be4#
- 4.Qg5#
- 3...Kf5
- 3.Qxh4+
- 2...Kg4
- 2.Qf4
- threat
- 3.Qg5#
- 2...Kg6
- 3.Se5+
- 3...Kh5
- 4.Bf3#
- 3...Kh7
- 4.Qxh4#
- 3...Kh5
- 3.Be4+
- 3...Kh5
- 4.Qg5#
- 4.Qxh4#
- 3...Kh5
- 3.Qg5+
- 3...Kh7
- 4.Qh5#
- 4.Qg7#
- 3...Kh7
- 3.Se5+
- 2...Rg1
- 3.Qxh4+
- 3...Kg6
- 4.Be4#
- 3...Kg6
- 3.Qxh4+
- threat
- 2.Qh7+
- 1...Rf1
- 2.Qh7+
- 2...Kg4
- 3.Qxh4+
- 3...Kf5
- 4.Be4#
- 4.Qg5#
- 3...Kf5
- 3.Qxh4+
- 2...Kg4
- 2.Qh7+
- 1...Rg1
- 2.Qh7+
- 2...Kg4
- 3.Qxh4+
- 3...Kf5
- 4.Be4#
- 3...Kf5
- 3.Qxh4+
- 2...Kg4
- 2.Qh7+
- 1...Rh1
- 2.Qf4
- threat
- 3.Qg5#
- 2...Kg6
- 3.Be4+
- 3...Kh5
- 4.Qg5#
- 3...Kh5
- 3.Qg5+
- 3...Kh7
- 4.Qh5#
- 4.Qg7#
- 3...Kh7
- 3.Be4+
- 2...Rg1
- 3.Qxh4+
- 3...Kg6
- 4.Be4#
- 3...Kg6
- 3.Qxh4+
- threat
- 2.Qf4
- 1...Re4
- 2.Qg7
- threat
- 3.Qg5#
- 2...Re5
- 3.Kf7
- threat
- 4.Qg6#
- 3...Rg5
- 4.Qxg5#
- threat
- 3.Bc6
- threat
- 4.Be8#
- 3...Rg5
- 4.Qxg5#
- threat
- 3.Kf7
- threat
- 2.Qg7
- 1...h3
- 2.Qf7+
- 2...Kg4
- 3.Qg6+
- 3...Kf4
- 4.Qg5#
- 3...Kf4
- 3.Qg8+
- 3...Kf4
- 4.Qg5#
- 3...Kf5
- 4.Qg5#
- 3...Kh5
- 4.Qg5#
- 3...Kf4
- 3.Qg7+
- 3...Kf4
- 4.Qg5#
- 3...Kf5
- 4.Qg5#
- 3...Kh5
- 4.Qg5#
- 3...Kf4
- 3.Qg6+
- 2...Kh6
- 3.Qg7+
- 3...Kh5
- 4.Qg5#
- 3...Kh5
- 3.Qg7+
- 2...Kg4
- 2.Qh7+
- 2...Kg4
- 3.Qg6+
- 3...Kf4
- 4.Qg5#
- 3...Kf4
- 3.Qg8+
- 3...Kf4
- 4.Qg5#
- 3...Kf5
- 4.Qg5#
- 3...Kh5
- 4.Qg5#
- 3...Kf4
- 3.Qh4+
- 3...Kf5
- 4.Qg5#
- 3...Kf5
- 3.Qg7+
- 3...Kf4
- 4.Qg5#
- 3...Kf5
- 4.Qg5#
- 3...Kh5
- 4.Qg5#
- 3...Kf4
- 3.Qg6+
- 2...Kg4
- 2.Qg3
- threat
- 3.Qg5#
- 2...Kh6
- 3.Qg5+
- 3...Kh7
- 4.Qh5#
- 4.Qg7#
- 3...Kh7
- 3.Qg7+
- 3...Kh5
- 4.Qg5#
- 3...Kh5
- 3.Kf7
- threat
- 4.Qh4#
- 4.Qxh3#
- 4.Qg6#
- 3...Kh5
- 4.Qh4#
- 4.Qxh3#
- 4.Qg5#
- 4.Qg6#
- 3...Kh7
- 4.Qh4#
- 4.Qxh3#
- 4.Qg7#
- threat
- 3.Qg5+
- 2...Rg1
- 3.Qh4+
- 3...Kg6
- 4.Be4#
- 3...Kg6
- 3.Qh4+
- 2...Re5
- 3.Kf7
- threat
- 4.Qh4#
- 4.Qxh3#
- 4.Qg6#
- 3...Kh6
- 4.Qg6#
- threat
- 3.Kg7
- threat
- 4.Qh4#
- 4.Qxh3#
- 4.Qg6#
- 3...Rg5+
- 4.Qxg5#
- threat
- 3.Kf7
- threat
- 2.Qf4
- threat
- 3.Qg5#
- 2...Kg6
- 3.Qg5+
- 3...Kh7
- 4.Qh5#
- 4.Qg7#
- 3...Kh7
- 3.Qg5+
- 2...Rg1
- 3.Qh4+
- 3...Kg6
- 4.Be4#
- 3...Kg6
- 3.Qh4+
- 2...Re5
- 3.Kf7
- threat
- 4.Qh4#
- 3...Re4
- 4.Qg5#
- threat
- 3.Kg7
- threat
- 4.Qh4#
- 3...Rg5+
- 4.Qxg5#
- 3...Re4
- 4.Qg5#
- threat
- 3.Kf7
- threat
- 2.Qf7+
- 1...e5
- 2.Be4
- threat
- 3.Qh7+
- 3...Kg4
- 4.Qxh4#
- 3...Kg4
- 3.Bf5
- threat
- 4.Qh7#
- 3...Kh6
- 4.Qh7#
- threat
- 3.Qh7+
- 2...Kg4
- 3.Qg7+
- 3...Kh3
- 4.Bf5#
- 3...Kf4
- 4.Qg5#
- 3...Kh5
- 4.Qg5#
- 4.Qg6#
- 3...Kh3
- 3.Qg7+
- 2...Rxe4
- 3.Qg7
- threat
- 4.Qg5#
- 3...Rg4
- 4.Qh7#
- threat
- 3.Qg7
- threat
- 2.Be4
- threat
- 1.Qh7+!
- 1...Kg5
- 2.Sf3+
- 2...Kf4
- 3.Qxh4+
- 3...Kf5
- 4.Qg5#
- 3...Kf5
- 3.Qxh4+
- 2...Kg4
- 3.Qxh4+
- 3...Kf5
- 4.Qg5#
- 3...Kf5
- 3.Qxh4+
- 2...Kf4
- 2.Sf3+
- 1...Kg5
- 1.Sf3!
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