MESON Chess Problem Database
Problem Display
PID: 37901 (8/p2rr3/5N1b/7B/8/2Qbk1B1/KR1p1p1R/8 w - - 0 1)
Erokhin, Vladimir Alekseevich
Schweizer Schach-Magazin, 1984
#2
7 + 8
| 3748 | FIDE Album (1983-1985) | 1992 |
SOLUTION
- SOUND
- Sets
- 1...Rd4
- 2.Qxd2#
- 1...Rb7
- 2.Qc5#
- 1...Bf4
- 2.Bxf2#
- 1...d1S
- 2.Re2#
- 1...d1R
- 2.Re2#
- 1...f1S
- 2.Re2#
- 1...f1R
- 2.Re2#
- 1...Rd4
- Tries
- 1.Rh4?
- threat
- 2.Qxd2#
- 1...d1Q
- 2.Bxf2#
- 1...d1S
- 2.Re2#
- 2.Qd2#
- 2.Qc1#
- 1...d1B
- 2.Bxf2#
- 2.Qd2#
- 2.Qc1#
- 1...d1R
- 2.Bxf2#
- 2.Re2#
- 1...Re4
- 2.Rxe4#
- 1...Bf4
- 2.Bxf4#
- 1...f1S!
- threat
- 1.Rh4?
- Keys
- 1.Rb4!
- threat
- 2.Bxf2#
- 1...d1S
- 2.Qc1#
- 1...f1Q
- 2.Qxd2#
- 1...f1S
- 2.Bf2#
- 2.Re2#
- 1...f1B
- 2.Bf2#
- 2.Qxd2#
- 1...f1R
- 2.Re2#
- 2.Qxd2#
- 1...Rd4
- 2.Qxd4#
- 1...Re4
- 2.Rxe4#
- threat
- 1.Rb4!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 2
- ADDED MATES = 2
- REMOVED MATES = 5
- Sets
- R(g);SBLOCK::QAB1(D),XP(a)
- R(g);N_GUARD::QAB(D)
- B(e);SBLOCK::B(E),XP(b)
- P(a);OGATE::R1(B)
- P(b);OGATE::R1(C)
- Tries
- Try
- R(C);
- Threat
- QAB1(D),XP(a)
- Vars
- P(a);::B(E),XP(b)
- R(h);N_GUARD::R1(C),XR(h)
- B(e);N_GUARD::B(E),XB(e)
- Refutation
- P(b);
- Try
- Actual
- R(B);
- Threat
- B(E),XP(b)
- Vars
- P(a);OGATEB::QAB(D)
- P(b);::QAB1(D),XP(a)
- R(g);N_GUARD::QAB1(D),XR(g)
- R(h);N_GUARD::R1(B),XR(h)
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