MESON Chess Problem Database
Problem Display
PID: 199698 (2R4B/5KQN/3pN3/3k1Bp1/7b/1R6/n2r1p2/1r6 w - - 0 1)
Mira-Kraft, Edwin
Stuttgarter Zeitung, 2001
(First published on Sat Jan 13 2001)
#2
8 + 8
SOLUTION
- SOUND
- Sets
- 1...Ra1
- 2.Rb5#
- 1...Rbd1
- 2.Rb5#
- 1...Re1
- 2.Rb5#
- 1...Rf1
- 2.Rb5#
- 1...Rg1
- 2.Rb5#
- 1...Rh1
- 2.Rb5#
- 1...Rb2
- 2.Rd3#
- 2.Qd4#
- 1...Rc2
- 2.Rd3#
- 2.Qd4#
- 1...Re2
- 2.Rd3#
- 2.Qd4#
- 1...Rd3
- 2.Rxd3#
- 1...Rd4
- 2.Qxd4#
- 1...g4
- 2.Sf4#
- 1...Ra1
- Tries
- 1.Re3?
- threat
- 2.Sf6#
- 2.Be4#
- 1...f1Q
- 2.Sf6#
- 1...f1R
- 2.Sf6#
- 1...Rb4
- 2.Sf6#
- 1...Rd4
- 2.Sf6#
- 2.Qxd4#
- 1...Sc3
- 2.Sf6#
- 1...g4
- 2.Sf4#
- 2.Be4#
- 1...Rb7+!
- threat
- 1.Qb2?
- threat
- 2.Sf6#
- 2.Rb5#
- 2.Qxd2#
- 1...Rdxb2
- 2.Rd3#
- 1...f1Q
- 2.Sf6#
- 1...f1S
- 2.Sf6#
- 2.Rb5#
- 1...f1B
- 2.Sf6#
- 1...Rc1
- 2.Sf6#
- 2.Qxd2#
- 1...Rbd1
- 2.Sf6#
- 2.Rb5#
- 1...Rdd1
- 2.Sf6#
- 2.Rb5#
- 1...Rc2
- 2.Sf6#
- 2.Rd3#
- 2.Qd4#
- 1...Re2
- 2.Sf6#
- 2.Rd3#
- 2.Rb5#
- 2.Qd4#
- 1...Rd3
- 2.Sf6#
- 2.Rxd3#
- 2.Rb5#
- 1...Rd4
- 2.Rb5#
- 2.Qxd4#
- 1...Sc1
- 2.Sf6#
- 2.Rb5#
- 1...Sc3
- 2.Qxd2#
- 1...Sb4
- 2.Sf6#
- 1...g4
- 2.Sf4#
- 2.Rb5#
- 2.Qxd2#
- 1...Rbxb2!
- threat
- 1.Qc3?
- threat
- 2.Sc7#
- 2.Sf6#
- 2.Qxd2#
- 2.Qa5#
- 2.Qf3#
- 2.Qc4#
- 2.Qc6#
- 1...Rxb3
- 2.Sc7#
- 2.Sf6#
- 2.Qxb3#
- 2.Qc4#
- 2.Qc6#
- 1...f1Q
- 2.Sc7#
- 2.Sf6#
- 2.Qc6#
- 1...f1S
- 2.Sc7#
- 2.Sf6#
- 2.Qa5#
- 2.Qf3#
- 2.Qc4#
- 2.Qc6#
- 1...f1B
- 2.Sc7#
- 2.Sf6#
- 2.Qf3#
- 2.Qc6#
- 1...f1R
- 2.Sc7#
- 2.Sf6#
- 2.Qxd2#
- 2.Qa5#
- 2.Qc4#
- 2.Qc6#
- 1...Rc1
- 2.Sc7#
- 2.Sf6#
- 2.Rb5#
- 2.Qxd2#
- 2.Qf3#
- 1...Rbd1
- 2.Sc7#
- 2.Sf6#
- 2.Rb5#
- 2.Qa5#
- 2.Qf3#
- 2.Qc4#
- 2.Qc6#
- 1...Re1
- 2.Sc7#
- 2.Sf6#
- 2.Rb5#
- 2.Qxd2#
- 2.Qa5#
- 2.Qc4#
- 2.Qc6#
- 1...Rbb2
- 2.Sc7#
- 2.Sf6#
- 2.Qa5#
- 2.Qf3#
- 2.Qc4#
- 2.Qc6#
- 1...Rdd1
- 2.Sc7#
- 2.Sf6#
- 2.Qa5#
- 2.Qf3#
- 2.Qc4#
- 2.Qc6#
- 1...Rdb2
- 2.Sc7#
- 2.Sf6#
- 2.Qd4#
- 2.Qa5#
- 2.Qd3#
- 2.Qf3#
- 2.Qc4#
- 2.Qc6#
- 1...Rc2
- 2.Sc7#
- 2.Sf6#
- 2.Qd4#
- 2.Qd3#
- 2.Qf3#
- 1...Re2
- 2.Sc7#
- 2.Sf6#
- 2.Qd4#
- 2.Qa5#
- 2.Qd3#
- 2.Qc4#
- 2.Qc6#
- 1...Rd3
- 2.Sc7#
- 2.Sf6#
- 2.Qa5#
- 2.Qxd3#
- 2.Qc4#
- 2.Qc6#
- 1...Rd4
- 2.Sc7#
- 2.Qxd4#
- 2.Qa5#
- 2.Qc6#
- 1...Sc1
- 2.Sc7#
- 2.Sf6#
- 2.Qa5#
- 2.Qf3#
- 2.Qc4#
- 2.Qc6#
- 1...Sb4
- 2.Sc7#
- 2.Sf6#
- 2.Qf3#
- 2.Qc4#
- 1...g4
- 2.Sf4#
- 2.Sc7#
- 2.Qxd2#
- 2.Qa5#
- 2.Qc4#
- 2.Qc6#
- 1...Sxc3!
- threat
- 1.Re3?
- Keys
- 1.Qa1!
- threat
- 2.Sf6#
- 1...Rxa1
- 2.Rb5#
- 1...Rbb2
- 2.Qh1#
- 1...Rdb2
- 2.Rd3#
- 1...Rd4
- 2.Qxd4#
- 1...Sc3
- 2.Qa8#
- 1...g4
- 2.Sf4#
- threat
- 1.Qa1!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 3
- REMOVED MATES = 6
- Sets
- R(a);N_GUARD::R(A)
- R(c);N_GUARD::R(A),XR(c)
- R(c);N_GUARD::QAR1(E),XR(c)
- P(g);N_GUARD::S(C)
- Tries
- Try
- R(A);
- Threat
- DUALS(2)
- Vars
- P(d);P_PINB(B)::S(F)
- R(a);::S(F)
- S(b);::S(F)
- Refutation
- R(a);CHECK
- Try
- Q(E);
- Threat
- DUALS(3)
- Vars
- R(c);N_GUARD,XQ(E)::R(A)
- P(d);P_PINB(B)::S(F)
- P(d);::S(F)
- S(b);::QAR(E),XR(c)
- S(b);::S(F)
- Refutation
- R(a);XQ(E)
- Try
- Q(E);
- Threat
- DUALS(7)
- Refutation
- S(b);XQ(E)
- Try
- Actual
- Q(E);
- Threat
- S(F)
- Vars
- R(a);N_GUARD,XQ(E)::R(A)
- R(a);OGATE::QAB(E)
- R(c);N_GUARD::R(A)
- R(c);N_GUARD::QAR1(E),XR(c)
- S(b);OGATE::QAB(E)
- P(g);N_GUARD::S(C)
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