MESON Chess Problem Database
Problem Display
PID: 12026 (3B4/5p1N/5r2/4p3/6k1/4Q2R/4np2/3B1K2 w - - 0 1)
Velimirovic, Milan
The Problemist, 1973
#2
6 + 6
| 3753 | FIDE Album (1971-1973) | 1978 |
| 273 | Mat Plus | 1994 |
SOLUTION
- SOUND
- Sets
- 1...Rf3
- 2.Qxf3#
- 1...Rf5
- 2.Rh4#
- 2.Qg3#
- 1...Ra6
- 2.Qf3#
- 1...Rb6
- 2.Qf3#
- 1...Rc6
- 2.Qf3#
- 1...Rd6
- 2.Qf3#
- 1...Re6
- 2.Qf3#
- 1...Rg6
- 2.Qf3#
- 1...Rh6
- 2.Qf3#
- 1...Rf3
- Tries
- 1.Bc2?
- threat
- 2.Sxf6#
- 1...Sg3+
- 2.Qxg3#
- 1...Rf3
- 2.Qxf3#
- 1...Rf4
- 2.Rh4#
- 1...Rf5
- 2.Rh4#
- 1...Ra6
- 2.Rh4#
- 2.Qf3#
- 1...Rb6
- 2.Rh4#
- 2.Qf3#
- 1...Rc6
- 2.Rh4#
- 2.Qf3#
- 1...Rd6
- 2.Rh4#
- 2.Qf3#
- 1...Re6
- 2.Rh4#
- 2.Qf3#
- 1...Rg6
- 2.Rh4#
- 2.Qf3#
- 1...Rh6
- 2.Qf3#
- 1...Sf4
- 2.Qf3#
- 2.Qg3#
- 1...e4!
- threat
- 1.Bxe2+?
- 1...Rf3
- 2.Qxf3#
- 1...Kf5!
- 1...Rf3
- 1.Rg3+?
- 1...Kh4
- 2.Qg5#
- 1...Kh5
- 2.Qg5#
- 1...Kf5!
- 1...Kh4
- 1.Qxe2+?
- 1...Kf4
- 2.Qf3#
- 2.Qg4#
- 1...Kf5
- 2.Qg4#
- 1...Rf3
- 2.Qxf3#
- 1...Kxh3!
- 1...Kf4
- 1.Qd3?
- 1...Kf4
- 2.Rh4#
- 2.Qf3#
- 1...Rf3
- 2.Qxf3#
- 1...Rf4
- 2.Rh4#
- 1...Rf5
- 2.Rh4#
- 2.Qg3#
- 1...Ra6
- 2.Rh4#
- 2.Qf3#
- 1...Rb6
- 2.Rh4#
- 2.Qf3#
- 1...Rc6
- 2.Rh4#
- 2.Qf3#
- 1...Rd6
- 2.Rh4#
- 2.Qf3#
- 1...Re6
- 2.Rh4#
- 2.Qf3#
- 1...Rg6
- 2.Rh4#
- 2.Qf3#
- 1...Rh6
- 2.Qf3#
- 1...e4!
- 1...Kf4
- 1.Qxe5?
- 1...Rf4
- 2.Qh5#
- 1...Rf3
- 2.Rh4#
- 1...Rf5
- 2.Qg3#
- 1...Ra6
- 2.Rg3#
- 1...Rb6
- 2.Rg3#
- 1...Rc6
- 2.Rg3#
- 1...Rd6
- 2.Rg3#
- 1...Re6
- 2.Rg3#
- 1...Rg6
- 2.Rg3#
- 1...Rh6
- 2.Rg3#
- 1...Kxh3!
- 1...Rf4
- 1.Bc2?
- Keys
- 1.Rh5!
- threat
- 2.Sxf6#
- 1...Kxh5
- 2.Qg5#
- 1...Rf3
- 2.Qg5#
- 1...Rf4
- 2.Qh3#
- 1...Rf5
- 2.Rh4#
- 1...Ra6
- 2.Bxe2#
- 1...Rb6
- 2.Bxe2#
- 1...Rc6
- 2.Bxe2#
- 1...Rd6
- 2.Bxe2#
- 1...Re6
- 2.Bxe2#
- 1...Rg6
- 2.Bxe2#
- 1...Rh6
- 2.Bxe2#
- threat
- 1.Rh5!
This is a version of 12025
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 8
- ADDED MATES = 3
- REMOVED MATES = 0
- Sets
- R(e);N_GUARD,N_SPINS(a)::QAB1(C),XR(e)
- R(e);N_GUARD::QAB1(C)
- Tries
- Try
- B(A);N_PINS(a)
- Threat
- S(E),XR(e)
- Vars
- S(a);CHECK,N_GUARD::QAR1(C),XS(a)
- R(e);N_GUARD::QAB1(C),XR(e)
- R(e);::R1(D)
- R(e);N_GUARD::QAB1(C)
- Refutation
- P(d);
- Try
- B(A);CHECK,XS(a)
- Vars
- R(e);N_GUARD,P_SPINR(e)::QAB1(C),XR(e)
- Refutation
- K(c);S_FLIGHT
- Try
- R(D);CHECK
- Vars
- K(c);N_SPINS(a),P-FLIGHT,P_SPINR(e)::QAB1(C)
- K(c);S_FLIGHT::QAR1(C)
- Refutation
- K(c);N_SPINS(a),S_FLIGHT
- Try
- Q(C);CHECK,XS(a)
- Vars
- K(c);S_FLIGHT::QAB1(C)
- R(e);N_GUARD,P_SPINR(e)::QAB1(C),XR(e)
- Refutation
- K(c);S_FLIGHT,XR(D)
- Try
- Q(C);
- Vars
- R(e);N_GUARD,N_SPINS(a)::QAB1(C),XR(e)
- R(e);SBLOCK::R1(D)
- R(e);N_GUARD::QAB1(C)
- Refutation
- P(d);
- Try
- Q(C);XP(d)
- Vars
- R(e);SBLOCK::QAB1(C)
- R(e);N_SPINS(a),SBLOCK::R1(D)
- R(e);SBLOCK::QAR1(C)
- R(e);::R1(D)
- Refutation
- K(c);N_SPINS(a),S_FLIGHT,XR(D)
- Try
- Actual
- R(D);
- Threat
- S(E),XR(e)
- Vars
- K(c);S_FLIGHT,XR(D)::QAR1(C)
- R(e);N_SPINS(a),SBLOCK::QAR1(C)
- R(e);SBLOCK::QAB1(C)
- R(e);SBLOCK::R1(D)
- R(e);N_GUARD::B(A),XS(a)
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