MESON Chess Problem Database
Problem Display
PID: 146513 (4B3/rnPR2pK/2p1k1p1/6Q1/8/7b/8/4r3 w - - 0 1)
Velimirovic, Milan
The Problemist, 2012
#2
5 + 8
SOLUTION
- SOUND
- Sets
- 1...Re5
- 2.Qxg6#
- 1...Bf5
- 2.Qe7#
- 1...Sd6
- 2.Re7#
- 1...Sd8
- 2.cxd8S#
- 1...Re5
- Tries
- 1.Kxg6?
- threat
- 2.Qe7#
- 1...Bf5+
- 2.Qxf5#
- 1...Sd6
- 2.Re7#
- 1...Rg1!
- threat
- 1.Kxg7?
- threat
- 2.Qf6#
- 1...Sd6
- 2.Re7#
- 1...Rf1!
- threat
- 1.Bxg6?
- threat
- 2.Qe7#
- 1...Sd6
- 2.Re7#
- 1...Kxd7!
- threat
- 1.Qd5+?
- 1...Kf6
- 2.Rf7#
- 1...cxd5!
- 1...Kf6
- 1.c8Q?
- threat
- 2.Bf7#
- 2.Rd1#
- 2.Rd2#
- 2.Rd3#
- 2.Rd4#
- 2.Rd5#
- 2.Rd8#
- 1...Bf5
- 2.Qe7#
- 1...Ra8
- 2.Bf7#
- 1...Rd1
- 2.Bf7#
- 2.Rxd1#
- 2.Rd2#
- 2.Rd3#
- 2.Rd4#
- 2.Rd5#
- 1...Rf1
- 2.Rd1#
- 2.Rd2#
- 2.Rd3#
- 2.Rd4#
- 2.Rd5#
- 2.Rd8#
- 1...Re5
- 2.Bf7#
- 2.Rd1#
- 2.Rd2#
- 2.Rd3#
- 2.Rd4#
- 2.Rd8#
- 2.Qxg6#
- 1...Sa5
- 2.Bf7#
- 1...Sc5
- 2.Bf7#
- 2.Qxc6#
- 1...Sd6
- 2.Re7#
- 1...Sd8!
- threat
- 1.c8B?
- threat
- 2.Bf7#
- 2.Rd1#
- 2.Rd2#
- 2.Rd3#
- 2.Rd4#
- 2.Rd5#
- 2.Rd8#
- 1...Bf5
- 2.Qe7#
- 1...Ra8
- 2.Bf7#
- 1...Rd1
- 2.Bf7#
- 2.Rxd1#
- 2.Rd2#
- 2.Rd3#
- 2.Rd4#
- 2.Rd5#
- 1...Rf1
- 2.Rd1#
- 2.Rd2#
- 2.Rd3#
- 2.Rd4#
- 2.Rd5#
- 2.Rd8#
- 1...Re5
- 2.Bf7#
- 2.Rd1#
- 2.Rd2#
- 2.Rd3#
- 2.Rd4#
- 2.Rd8#
- 2.Qxg6#
- 1...Sa5
- 2.Bf7#
- 1...Sc5
- 2.Bf7#
- 1...Sd6
- 2.Re7#
- 1...Sd8!
- threat
- 1.Kxg6?
- Keys
- 1.c8S!
- threat
- 2.Re7#
- 1...Bf5
- 2.Qe7#
- 1...Re5
- 2.Qxg6#
- 1...Sa5
- 2.Rd6#
- 1...Sc5
- 2.Rd6#
- 1...Sd6
- 2.Rxd6#
- 1...Sd8
- 2.Rd6#
- threat
- 1.c8S!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 2
- ADDED MATES = 2
- REMOVED MATES = 0
- Sets
- R(a);SBLOCK::QAR2(A),XP(e)
- B(b);SBLOCK::QAR1(A)
- S(g);SBLOCK::R1(C)
- S(g);OGATE::PXS(g)=S
- Tries
- Try
- K(D);S_FLIGHT,XP(e)
- Threat
- QAR1(A)
- Vars
- B(b);CHECK,N_GUARD::QAB1(A),XB(b)
- S(g);SBLOCK::R1(C)
- Refutation
- R(a);P_PINQ(A)
- Try
- K(D);P-FLIGHT,XP(h)
- Threat
- QAR1(A)
- Vars
- S(g);SBLOCK::R1(C)
- Refutation
- R(a);
- Try
- B(E);XP(e)
- Threat
- QAR1(A)
- Vars
- S(g);SBLOCK::R1(C)
- Refutation
- K(d);S_FLIGHT,XR(C)
- Try
- Q(A);CHECK
- Vars
- K(d);P-FLIGHT::R1(C)
- Refutation
- P(c);XQ(A)
- Try
- P(B);
- Threat
- DUALS(7)
- Vars
- B(b);SBLOCK::QAR1(A)
- R(f);::B(E)
- S(g);::B(E)
- S(g);SBLOCK::QAB(B)+R(C),DCHECK
- Refutation
- S(g);
- Try
- P(B);
- Threat
- DUALS(7)
- Vars
- B(b);SBLOCK::QAR1(A)
- R(f);::B(E)
- S(g);::B(E)
- S(g);SBLOCK::B(B)+R(C),DCHECK
- Refutation
- S(g);
- Try
- Actual
- P(B);
- Threat
- R1(C)
- Vars
- B(b);SBLOCK::QAR1(A)
- R(a);SBLOCK::QAR2(A),XP(e)
- S(g);N_GUARD::R1(C)
- S(g);N_GUARD::R1(C),XS(g)
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