MESON Chess Problem Database
Problem Display
PID: 287473 (8/4Q1pb/8/2B1p3/1rP1k1B1/r2N2p1/1b2K3/8 w - - 0 1)
Gajevskis, A
Sachmatija, 2026
#2
6 + 8
SOLUTION
- SOUND
- Sets
- 1...Rc3
- 2.Qxe5#
- 1...Ra4
- 2.Qb7#
- 1...Rxc4
- 2.Qb7#
- 1...Rb7
- 2.Qxb7#
- 1...Bc1
- 2.Qxe5#
- 1...Bf5
- 2.Bf3#
- 1...g5
- 2.Qxh7#
- 1...Rc3
- Tries
- 1.Be6?
- threat
- 2.Qh4#
- 1...Bf5
- 2.Bd5#
- 1...g5
- 2.Qxh7#
- 1...Bc1!
- threat
- 1.Bd7?
- threat
- 2.Qh4#
- 1...Bc1
- 2.Qxe5#
- 1...Bf5
- 2.Bc6#
- 1...g5
- 2.Qxh7#
- 1...Rxc4!
- threat
- 1.Bc8?
- threat
- 2.Qh4#
- 1...Rxc4
- 2.Qb7#
- 1...Bc1
- 2.Qxe5#
- 1...g5
- 2.Qxh7#
- 1...Bf5!
- threat
- 1.Qh4?
- threat
- 2.Bh3#
- 2.Be6#
- 2.Bd7#
- 2.Bc8#
- 1...Rxc4
- 2.Be6#
- 1...Bf5
- 2.Bf3#
- 1...g5
- 2.Qxh7#
- 1...Bc1!
- threat
- 1.Qg5?
- threat
- 2.Bf3#
- 2.Qe3#
- 1...Rxc4
- 2.Bf3#
- 1...Bc1
- 2.Bf3#
- 2.Qxe5#
- 1...Bd4
- 2.Bf3#
- 1...Rxd3!
- threat
- 1.Qd6?
- threat
- 2.Qd5#
- 2.Qc6#
- 1...Rxc4
- 2.Qc6#
- 1...Ra6
- 2.Qd5#
- 1...Rb6
- 2.Qd5#
- 1...Bg8
- 2.Qg6#
- 1...Rxd3!
- threat
- 1.Qf8?
- threat
- 2.Bf3#
- 2.Qf3#
- 1...Bf5
- 2.Bf3#
- 2.Bxf5#
- 2.Qxf5#
- 1...Rxd3!
- threat
- 1.Qe6?
- threat
- 2.Bf3#
- 2.Qd5#
- 2.Qc6#
- 1...Rxc4
- 2.Bf3#
- 2.Qc6#
- 1...Ra6
- 2.Bf3#
- 2.Qd5#
- 1...Rb6
- 2.Bf3#
- 2.Qd5#
- 1...Bg8
- 2.Bf3#
- 2.Bf5#
- 2.Qf5#
- 2.Qg6#
- 1...Rxd3!
- threat
- 1.Qd7?
- threat
- 2.Bf3#
- 2.Qc6#
- 2.Qd5#
- 1...Rxc4
- 2.Bf3#
- 2.Qc6#
- 2.Qb7#
- 1...Ra6
- 2.Bf3#
- 2.Qd5#
- 1...Rb6
- 2.Bf3#
- 2.Qd5#
- 1...Bg8
- 2.Bf3#
- 2.Bf5#
- 2.Qf5#
- 1...Rxd3!
- threat
- 1.Qf7?
- threat
- 2.Bf3#
- 2.Qd5#
- 2.Qf3#
- 1...Rxc4
- 2.Bf3#
- 2.Qf3#
- 2.Qb7#
- 1...Bf5
- 2.Bf3#
- 2.Bxf5#
- 2.Qd5#
- 2.Qxf5#
- 1...Bg8
- 2.Bf3#
- 2.Bf5#
- 2.Qg6#
- 2.Qf3#
- 2.Qf5#
- 1...Rxd3!
- threat
- 1.Be6?
- Keys
- 1.Bh3!
- threat
- 2.Qh4#
- 1...Rxc4
- 2.Qb7#
- 1...Bc1
- 2.Qxe5#
- 1...Bf5
- 2.Bg2#
- 1...g5
- 2.Qxh7#
- threat
- 1.Bh3!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 1
- ADDED MATES = 0
- REMOVED MATES = 3
- Sets
- R(b);S_CUTB(a)::QAR1(F),XP(f)
- R(d);N_GUARD::QAB(F)
- R(d);N_GUARD,XP(C)::QAB(F)
- R(d);N_GUARD::QAB(F),XR(d)
- B(a);N_GUARD::QAR1(F),XP(f)
- B(h);SBLOCK::B(D)
- P(g);OGATE::QAB(F),XB(h)
- Tries
- Try
- B(D);N_PINP(f)
- Threat
- QAR(F)
- Vars
- B(h);SBLOCK::B(D)
- P(g);OGATE::QAB(F),XB(h)
- Refutation
- B(a);
- Try
- B(D);
- Threat
- QAR(F)
- Vars
- B(a);N_GUARD::QAR1(F),XP(f)
- B(h);SBLOCK::B(D)
- P(g);OGATE::QAB(F),XB(h)
- Refutation
- R(d);XP(C)
- Try
- B(D);
- Threat
- QAR(F)
- Vars
- R(d);N_GUARD,XP(C)::QAB(F)
- B(a);N_GUARD::QAR1(F),XP(f)
- P(g);OGATE::QAB(F),XB(h)
- Refutation
- B(h);
- Try
- Q(F);N_PINP(f)
- Threat
- DUALS(4)
- Vars
- R(d);XP(C)::QAR(F)+B(D)
- B(h);SBLOCK::QAR(F)+B(D),DCHECK
- P(g);N_GUARD::QAB(F),XB(h)
- Refutation
- B(a);
- Try
- Q(F);N_PINP(f)
- Threat
- DUALS(2)
- Vars
- R(d);XP(C)::B(D)
- B(a);::B(D)
- Refutation
- R(b);XS(B)
- Try
- Q(F);N_PINP(f)
- Threat
- DUALS(2)
- Vars
- R(d);XP(C)::QAB(F)
- R(b);::QAB1(F)
- R(d);::QAB1(F)
- B(h);N_GUARD::QAB(F)
- Refutation
- R(b);XS(B)
- Try
- Q(F);N_PINP(f)
- Threat
- DUALS(2)
- Refutation
- R(b);XS(B)
- Try
- Q(F);
- Threat
- DUALS(3)
- Refutation
- R(b);XS(B)
- Try
- Q(F);N_PINP(f)
- Threat
- DUALS(3)
- Refutation
- R(b);XS(B)
- Try
- Q(F);N_PINP(f)
- Threat
- DUALS(3)
- Refutation
- R(b);XS(B)
- Try
- Actual
- B(D);
- Threat
- QAR(F)
- Vars
- R(d);N_GUARD,XP(C)::QAB(F)
- B(a);N_GUARD::QAR1(F),XP(f)
- B(h);SBLOCK::B(D)
- P(g);OGATE::QAB(F),XB(h)
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