MESON Chess Problem Database
Problem Display
PID: 157972 (8/2p5/3BQ3/1P1p1Bb1/K1kp2r1/p6r/4N1q1/3R1N2 w - - 0 1)
Markovsky, Grigory F
2nd HM., Novi Sad Olympic Ty., 1990
#2
8 + 9
| 4901 | Best Problems | 2009 |
SOLUTION
- SOUND
- Sets
- 1...Rh1
- 2.Bd3#
- 1...Rh2
- 2.Bd3#
- 1...Rd3
- 2.Bxd3#
- 1...Re3
- 2.Sd2#
- 1...Rhh4
- 2.Bd3#
- 1...Rh5
- 2.Bd3#
- 1...Rh6
- 2.Bd3#
- 1...Rh7
- 2.Bd3#
- 1...Rh8
- 2.Bd3#
- 1...Rg3
- 2.Rxd4#
- 1...Rf4
- 2.Sd2#
- 1...Bd2
- 2.Sxd2#
- 1...Be3
- 2.Bd3#
- 1...Bf4
- 2.Rxd4#
- 1...Bh4
- 2.Sd2#
- 1...Bf6
- 2.Sd2#
- 1...Be7
- 2.Sd2#
- 1...Bd8
- 2.Sd2#
- 1...cxd6
- 2.Qc8#
- 1...Rh1
- Tries
- 1.Se3+?
- 1...Bxe3
- 2.Bd3#
- 1...dxe3
- 2.Bd3#
- 2.Rc1#
- 1...Rxe3!
- 1...Bxe3
- 1.Bg3?
- threat
- 2.Qc6#
- 1...Kc5
- 2.Qc6#
- 1...Be7
- 2.Rc1#
- 1...c5
- 2.Bd3#
- 1...c6
- 2.Qxc6#
- 1...Rh6!
- threat
- 1.Bb4?
- threat
- 2.Qc6#
- 1...Rh6
- 2.Bd3#
- 1...Be7
- 2.Sd2#
- 1...c6
- 2.Qxc6#
- 1...c5!
- threat
- 1.Bf4?
- threat
- 2.Qc6#
- 1...Kc5
- 2.Qc6#
- 1...Rh6
- 2.Rc1#
- 1...c5
- 2.Sd2#
- 1...c6
- 2.Qxc6#
- 1...Be7!
- threat
- 1.Qd7?
- threat
- 2.Qc6#
- 2.Qxc7#
- 1...cxd6
- 2.Qc6#
- 2.Qc8#
- 2.Qc7#
- 1...Rh7
- 2.Bd3#
- 2.Qc6#
- 1...Bd8
- 2.Sd2#
- 2.Qc6#
- 1...c6
- 2.Qxc6#
- 1...c5!
- threat
- 1.Qe3?
- threat
- 2.Sd2#
- 2.Bd3#
- 2.Rc1#
- 1...Qxf1
- 2.Bd3#
- 1...Rxe3
- 2.Sd2#
- 1...Bxe3
- 2.Bd3#
- 1...dxe3
- 2.Bd3#
- 2.Rc1#
- 1...cxd6
- 2.Rc1#
- 1...Qe4
- 2.Sd2#
- 1...Re4
- 2.Sd2#
- 2.Rc1#
- 1...d3
- 2.Sd2#
- 2.Bxd3#
- 2.Rc1#
- 2.Qc5#
- 1...Qxe2!
- threat
- 1.Qe8?
- threat
- 2.Qc6#
- 1...c6
- 2.Qxc6#
- 1...c5!
- threat
- 1.Se3+?
- Keys
- 1.Qc8!
- threat
- 2.Qxc7#
- 1...c5
- 2.Qxc5#
- 1...Rh7
- 2.Bd3#
- 1...Bd8
- 2.Sd2#
- 1...c6
- 2.Qxc6#
- threat
- 1.Qc8!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 2
- REMOVED MATES = 17
- Sets
- R(c);N_GUARD::B(F)
- R(c);N_GUARD::B(F),XR(c)
- R(c);S_CUTB(h)::S(B)
- R(f);N_GUARD::R1(A),XP(e)
- R(f);S_CUTB(h)::S(B)
- B(h);N_GUARD::S(B),XB(h)
- B(h);S_CUTR(c)::B(F)
- B(h);S_CUTR(f)::R1(A),XP(e)
- B(h);N_GUARD::S(B)
- P(i);OGATEB,XB(G)::QAR(H)
- Tries
- Try
- S(B);CHECK
- Vars
- B(h);XS(B)::B(F)
- Refutation
- R(c);XS(B)
- Try
- B(G);
- Threat
- QAR2(H)
- Vars
- K(d);N_SPINP(g),P-FLIGHT::QAR1(H)
- B(h);N_GUARD::R(A)
- P(i);SBLOCK::B(F)
- P(i);::QAR2(H),XP(i)
- Refutation
- R(c);
- Try
- B(G);
- Threat
- QAR2(H)
- Vars
- R(c);N_GUARD::B(F)
- B(h);N_GUARD::S(B)
- P(i);::QAR2(H),XP(i)
- Refutation
- P(i);
- Try
- B(G);
- Threat
- QAR2(H)
- Vars
- K(d);N_SPINP(g),P-FLIGHT::QAR1(H)
- R(c);N_GUARD::R(A)
- P(i);SBLOCK::S(B)
- P(i);::QAR2(H),XP(i)
- Refutation
- B(h);
- Try
- Q(H);N_PINP(g)
- Threat
- DUALS(2)
- Vars
- P(i);::QAR2(H),XP(i)
- Refutation
- P(i);
- Try
- Q(H);N_PINP(g)
- Threat
- DUALS(3)
- Vars
- Q(a);XS(B)::B(F)
- R(c);XQ(H)::S(B)
- B(h);XQ(H)::B(F)
- P(i);XB(G)::R(A)
- Q(a);::S(B)
- Refutation
- Q(a);XS(C)
- Try
- Q(H);N_PINP(g)
- Threat
- QAR2(H)
- Vars
- P(i);::QAR2(H),XP(i)
- Refutation
- P(i);
- Try
- Actual
- Q(H);N_PINP(g),P_PINP(i)
- Threat
- QAR(H),XP(i)
- Vars
- P(i);OGATE::QAR1(H),XP(i)
- R(c);N_GUARD::B(F)
- B(h);N_GUARD::S(B)
- P(i);OGATE::QAR2(H),XP(i)
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