MESON Chess Problem Database
Problem Display
PID: 21984 (1q6/p3p3/4Pp2/3Q1P2/2PPb2p/1R3BkP/3B2Pb/K2N4 w - - 0 1)
Hartong, Jan
1st Prize, Western Morning News and Mercury, 1922/I
(First published on Sat Feb 11 1922)
#2
12 + 8
| 81 | Chess | 1956 |
| 3098 | FIDE Album (1914-1944) (I) | 1971 |
| 15239 | Valois Notebooks | 2022 |
SOLUTION
- SOUND
- Sets
- 1...Qf4
- 2.Be1#
- 1...Qe5
- 2.Bxe4#
- 1...Qd6
- 2.Bxe4#
- 1...Qc7
- 2.Bxe4#
- 1...Qa8
- 2.Bxe4#
- 1...Qc8
- 2.Bxe4#
- 1...Qd8
- 2.Bxe4#
- 1...Qe8
- 2.Bxe4#
- 1...Qf8
- 2.Bxe4#
- 1...Qg8
- 2.Bxe4#
- 1...Qh8
- 2.Bxe4#
- 1...Bxf3
- 2.Qxf3#
- 1...Qf4
- Tries
- 1.Qxe4?
- threat
- 2.Be1#
- 2.Qe1#
- 2.Qg4#
- 1...Qf4
- 2.Be1#
- 2.Bxf4#
- 2.Qe1#
- 2.Qxf4#
- 1...Qe5
- 2.Be1#
- 2.Be2#
- 2.Bg4#
- 2.Bh5#
- 2.Qg4#
- 1...Qb4
- 2.Bf4#
- 2.Qe1#
- 2.Qf4#
- 2.Qg4#
- 1...Qg8
- 2.Be1#
- 2.Bf4#
- 2.Be2#
- 2.Bg4#
- 2.Bh5#
- 2.Qe1#
- 2.Qf4#
- 1...Bg1!
- threat
- 1.Qb7?
- threat
- 2.Bxe4#
- 2.Qxb8#
- 1...Bxf3
- 2.Qxf3#
- 1...Bxf5
- 2.Be4#
- 2.Qxb8#
- 1...Bxb7
- 2.Be4#
- 2.Bd5#
- 2.Bc6#
- 2.Bxb7#
- 1...Bg1
- 2.Qxb8#
- 1...Qf4
- 2.Be1#
- 1...Qe5
- 2.Bxe4#
- 1...Qd6
- 2.Bxe4#
- 1...Qc7
- 2.Bxe4#
- 2.Qxc7#
- 1...Qa8
- 2.Bxe4#
- 2.Qc7#
- 1...Qc8
- 2.Bxe4#
- 1...Qd8
- 2.Bxe4#
- 1...Qe8
- 2.Bxe4#
- 2.Qc7#
- 1...Qf8
- 2.Bxe4#
- 2.Qc7#
- 1...Qg8
- 2.Bxe4#
- 2.Qc7#
- 1...Qh8
- 2.Bxe4#
- 2.Qc7#
- 1...Bb1
- 2.Qxb8#
- 1...Bc2
- 2.Qxb8#
- 1...Bd3
- 2.Qxb8#
- 1...Bd5
- 2.Be4#
- 2.Bxd5#
- 2.Qxb8#
- 1...Bc6
- 2.Be4#
- 2.Bd5#
- 2.Bxc6#
- 2.Qxb8#
- 1...Qxb7!
- threat
- 1.Qe5+?
- 1...Qxe5
- 2.Bxe4#
- 1...fxe5!
- 1...Qxe5
- 1.Qd6+?
- 1...Qxd6
- 2.Bxe4#
- 1...exd6!
- 1...Qxd6
- 1.Qd8?
- threat
- 2.Qxb8#
- 1...Qxb3
- 2.Qc7#
- 2.Qg8#
- 1...Qxd8
- 2.Bxe4#
- 1...Qf4
- 2.Be1#
- 1...Qe5
- 2.Bxe4#
- 2.Qg8#
- 1...Qd6
- 2.Bxe4#
- 2.Qg8#
- 1...Qc7
- 2.Bxe4#
- 2.Qxc7#
- 2.Qg8#
- 1...Qb4
- 2.Qg8#
- 1...Qb5
- 2.Qg8#
- 1...Qb6
- 2.Qg8#
- 1...Qb7
- 2.Qg8#
- 1...Qa8
- 2.Bxe4#
- 2.Qc7#
- 1...Qc8
- 2.Bxe4#
- 1...Bxf3!
- threat
- 1.Qxe4?
- Keys
- 1.Qa8!
- threat
- 2.Qxb8#
- 1...Qxb3
- 2.Qg8#
- 1...Qxa8
- 2.Bxe4#
- 1...Bxf3
- 2.Qxf3#
- 1...Bxa8
- 2.Bb7#
- 1...Qf4
- 2.Be1#
- 1...Qe5
- 2.Bxe4#
- 2.Qg8#
- 1...Qd6
- 2.Bxe4#
- 2.Qg8#
- 1...Qc7
- 2.Bxe4#
- 2.Qg8#
- 1...Qb4
- 2.Qg8#
- 1...Qb5
- 2.Qg8#
- 1...Qb6
- 2.Qg8#
- 1...Qb7
- 2.Qg8#
- 1...Qc8
- 2.Bxe4#
- 1...Qd8
- 2.Bxe4#
- 1...Qe8
- 2.Bxe4#
- 1...Qf8
- 2.Bxe4#
- 1...Qg8
- 2.Bxe4#
- 2.Qxg8#
- 1...Qh8
- 2.Bxe4#
- threat
- 1.Qa8!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 6
- REMOVED MATES = 4
- Sets
- Q(h);SBLOCK::B(C)
- Q(h);N_GUARD,P_PINP(I)::R(E)+B(F),XB(c)
- Q(h);N_GUARD::R(E)+B(F),XB(c)
- B(c);OGATE,P_SPINB(c),XB(F)::QAR1(J),XB(c)
- Tries
- Try
- Q(J);XB(c)
- Threat
- DUALS(3)
- Refutation
- B(a);
- Try
- Q(J);
- Threat
- DUALS(2)
- Vars
- B(c);OGATE,P_SPINB(c),XB(F)::QAR1(J),XB(c)
- B(a);::QAB(J),XQ(h)
- Q(h);SBLOCK::B(C)
- Q(h);P_PINP(I)::R(E)+B(F),XB(c)
- Q(h);::R(E)+B(F),XB(c)
- B(c);::QAB(J),XQ(h)
- Refutation
- Q(h);XQ(J)
- Try
- Q(J);CHECK
- Vars
- Q(h);P_PINP(I),XQ(J)::R(E)+B(F),XB(c)
- Refutation
- P(e);XQ(J)
- Try
- Q(J);CHECK
- Vars
- Q(h);XQ(J)::R(E)+B(F),XB(c)
- Refutation
- P(g);XQ(J)
- Try
- Q(J);
- Threat
- QAB(J),XQ(h)
- Vars
- Q(h);N_GUARD,XQ(J)::R(E)+B(F),XB(c)
- Q(h);SBLOCK::B(C)
- Q(h);N_GUARD::QAR(J)
- Q(h);N_GUARD::R(E)+B(F),XB(c)
- Refutation
- B(c);P_SPINB(c),XB(F)
- Try
- Actual
- Q(J);
- Threat
- QAB(J),XQ(h)
- Vars
- Q(h);OGATE,XR(E)::QAR(J)
- Q(h);N_GUARD,XQ(J)::R(E)+B(F),XB(c)
- B(c);OGATE,P_SPINB(c),XB(F)::QAR1(J),XB(c)
- B(c);OGATE,XQ(J)::R(E)+B(F)
- Q(h);SBLOCK::B(C)
- Q(h);OGATE::QAR(J)
- Q(h);N_GUARD::R(E)+B(F),XB(c)
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