MESON Chess Problem Database
Problem Display
PID: 137915 (1K1RN3/1PpB4/p3P3/Q1bkp1Nb/R3p3/1P6/1p2Pq2/8 w - - 0 1)
Mladenovic, Miodrag
Politika, 1989
#2
11 + 9
SOLUTION
- SOUND
- Sets
- 1...Bxe8
- 2.Bxe8#
- 1...c6
- 2.Bc8#
- 1...Bxe8
- Tries
- 1.Kxc7?
- threat
- 2.Bc6#
- 2.Bc8#
- 1...Bxe8
- 2.Bc6#
- 2.Bxe8#
- 1...Qf6
- 2.Sxf6#
- 2.Bc6#
- 1...Qf8
- 2.Bc6#
- 1...Qf7!
- threat
- 1.Sxe4?
- threat
- 2.Sc3#
- 2.Sxc7#
- 1...Qd4
- 2.S4f6#
- 2.S8f6#
- 1...b1S
- 2.Sxc7#
- 1...Qe1
- 2.S4f6#
- 2.S8f6#
- 2.Sxc7#
- 2.Qxc5#
- 1...Qe3
- 2.S4f6#
- 2.S8f6#
- 2.Sxc7#
- 1...Qg3
- 2.S4f6#
- 2.S8f6#
- 2.Sxc7#
- 2.Qxc5#
- 1...Qf3
- 2.Sxc7#
- 2.Qxc5#
- 1...c6
- 2.Sc3#
- 2.Sc7#
- 2.Bc8#
- 1...Bxe8!
- threat
- 1.Rc4?
- threat
- 2.Ba4#
- 1...Bxe8
- 2.Bxe8#
- 1...Qf7
- 2.Qxc5#
- 1...Qf6
- 2.Qxc5#
- 1...c6
- 2.Bc8#
- 1...Qf8!
- threat
- 1.Rd4+?
- 1...Kxd4
- 2.Qd2#
- 1...Qxd4
- 2.Ba4#
- 1...exd4!
- 1...Kxd4
- 1.Qxc7?
- threat
- 2.Bc6#
- 2.Qc6#
- 1...Bb4
- 2.Qc4#
- 1...Ba3
- 2.Qc4#
- 2.Qc6#
- 1...Be3
- 2.Bb5#
- 2.Bc8#
- 2.Qd6#
- 2.Qc4#
- 2.Qc6#
- 1...Bd4
- 2.Bb5#
- 2.Bc8#
- 2.Qd6#
- 2.Qc4#
- 2.Qc6#
- 1...Bb6
- 2.Bb5#
- 2.Bc8#
- 2.Qd6#
- 2.Qc4#
- 2.Qc6#
- 1...Bd6
- 2.Qxd6#
- 1...Be7
- 2.Qc4#
- 2.Qc6#
- 1...Bf8
- 2.Qc4#
- 2.Qc6#
- 1...Ba7+!
- threat
- 1.Qb5?
- threat
- 2.Bc6#
- 2.Bc8#
- 2.Qc4#
- 2.Qc6#
- 1...Qxe2
- 2.Bc6#
- 2.Bc8#
- 2.Qc6#
- 1...Bxe2
- 2.Bc6#
- 2.Bc8#
- 2.Qc6#
- 1...Bxe8
- 2.Bc6#
- 2.Bxe8#
- 2.Qc6#
- 1...Qf7
- 2.Bc6#
- 2.Qc4#
- 2.Qc6#
- 1...Qd4
- 2.Bc6#
- 2.Bc8#
- 2.Qc6#
- 1...Qf6
- 2.Bc6#
- 2.Qc4#
- 2.Qc6#
- 1...Qf8
- 2.Bc6#
- 2.Qc4#
- 2.Qc6#
- 1...c6
- 2.Bxc6#
- 2.Bc8#
- 2.Qc4#
- 2.Qxc6#
- 1...axb5!
- threat
- 1.Qxa6?
- threat
- 2.Sxc7#
- 2.Bc6#
- 2.Qc4#
- 2.Qc6#
- 1...Qxe2
- 2.Sf6#
- 2.Sxc7#
- 2.Bc6#
- 2.Qc6#
- 1...Bxe2
- 2.Sxc7#
- 2.Bc6#
- 2.Qc6#
- 1...Bxe8
- 2.Bc6#
- 2.Qc6#
- 1...Ba3
- 2.Qc4#
- 2.Qc6#
- 1...Be3
- 2.Qc4#
- 2.Qc6#
- 1...Bb4
- 2.Qc4#
- 1...Bd4
- 2.Qc4#
- 2.Qc6#
- 1...Bb6
- 2.Qc4#
- 1...Bd6
- 2.Qc4#
- 2.Qc6#
- 1...Be7
- 2.Qc4#
- 2.Qc6#
- 1...Bf8
- 2.Qc4#
- 2.Qc6#
- 1...Qd4
- 2.Sf6#
- 2.Sxc7#
- 2.Bc6#
- 2.Qc6#
- 1...c6
- 2.Bxc6#
- 2.Qc4#
- 2.Qxc6#
- 1...Ba7+!
- threat
- 1.Kxc7?
- Keys
- 1.Ra1!
- threat
- 2.Ba4#
- 1...Kd4
- 2.Qd2#
- 1...Bxe8
- 2.Bxe8#
- 1...Qf6
- 2.Rd1#
- 1...Qf7
- 2.Rd1#
- 1...Qf8
- 2.Rd1#
- 1...c6
- 2.Bc8#
- threat
- 1.Ra1!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 4
- REMOVED MATES = 0
- Sets
- B(g);OGATE,XS(K)::R(J)+B(H),XB(g)
- P(i);SBLOCK::R(J)+B(H)
- Tries
- Try
- K(I);S_FLIGHT,XP(i)
- Threat
- DUALS(2)
- Vars
- Q(b);::R(J)+B(H),DCHECK
- Refutation
- Q(b);P_PINB(H)
- Try
- S(E);XP(c)
- Threat
- DUALS(2)
- Vars
- P(a);::S(K),XP(i)
- Refutation
- B(g);XS(K)
- Try
- R(C);
- Threat
- R(J)+B(H)
- Vars
- B(g);OGATE,XS(K)::R(J)+B(H),XB(g)
- Q(b);N_GUARD::QAR1(D),XB(d)
- P(i);SBLOCK::R(J)+B(H)
- Refutation
- Q(b);
- Try
- R(C);CHECK
- Vars
- K(e);N_SPINB(d),P-FLIGHT,XR(C)::QAR2(D)
- Q(b);SBLOCK,XR(C)::R(J)+B(H)
- Refutation
- P(f);XR(C)
- Try
- Q(D);N_PINB(d),XP(i)
- Threat
- DUALS(2)
- Vars
- B(d);OGATE::QAB1(D)
- B(d);N_GUARD,P_PINQ(D)::QAR1(D),XB(d)
- Refutation
- B(d);CHECK
- Try
- Q(D);
- Threat
- DUALS(4)
- Refutation
- P(h);N_SPINB(d),XQ(D)
- Try
- Q(D);N_PINB(d),XP(h)
- Threat
- DUALS(4)
- Vars
- B(d);::QAB1(D)
- Refutation
- B(d);CHECK
- Try
- Actual
- R(C);
- Threat
- R(J)+B(H)
- Vars
- K(e);N_SPINB(d),P-FLIGHT::QAR2(D)
- B(g);OGATE,XS(K)::R(J)+B(H),XB(g)
- Q(b);N_GUARD::R(C)
- P(i);SBLOCK::R(J)+B(H)
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