MESON Chess Problem Database
Problem Display
PID: 39391 (5B2/3P4/n7/pBr5/Pk1n2R1/N5bQ/K1R1r3/3N2q1 w - - 0 1)
Buchner, Rudolf
3rd HM., BCF 022. Ty., 1936-1937
#2
10 + 8
SOLUTION
- SOUND
- Sets
- 1...Qh2
- 2.Rxd4#
- 1...Qe1
- 2.Rxd4#
- 1...Qf1
- 2.Rxd4#
- 1...Qh1
- 2.Rxd4#
- 1...Qg2
- 2.Rxd4#
- 1...Re1
- 2.Rb2#
- 2.Rc4#
- 1...Rxc2+
- 2.Sxc2#
- 1...Rf2
- 2.Rxd4#
- 1...Re3
- 2.Rc4#
- 2.Rxd4#
- 1...Re4
- 2.Rc4#
- 1...Re5
- 2.Rb2#
- 2.Rc4#
- 1...Re6
- 2.Rb2#
- 2.Rc4#
- 1...Re7
- 2.Rb2#
- 1...Re8
- 2.Rb2#
- 2.Rc4#
- 1...Be1
- 2.Qb3#
- 1...Bf2
- 2.Qb3#
- 2.Qc3#
- 1...Bh2
- 2.Qb3#
- 2.Qc3#
- 1...Bf4
- 2.Qc3#
- 1...Bh4
- 2.Qb3#
- 2.Qc3#
- 1...Be5
- 2.Qb3#
- 2.Qc3#
- 1...Bd6
- 2.Qb3#
- 1...Bc7
- 2.Qb3#
- 2.Qc3#
- 1...Bb8
- 2.Qb3#
- 2.Qc3#
- 1...Sc7
- 2.Bxc5#
- 1...Sb8
- 2.Bxc5#
- 1...Qh2
- Tries
- 1.Bxe2?
- threat
- 2.Rc4#
- 1...Bd6
- 2.Qb3#
- 1...Kxa4!
- threat
- 1.Rxe2?
- threat
- 2.Sc2#
- 2.Rb2#
- 1...Qf2
- 2.Sc2#
- 1...Qh2
- 2.Sc2#
- 2.Rxd4#
- 1...Qe3
- 2.Sc2#
- 1...Qg2
- 2.Sc2#
- 2.Rxd4#
- 1...Bf4
- 2.Qc3#
- 1...Bd6
- 2.Rb2#
- 2.Qb3#
- 1...Qxd1!
- threat
- 1.Qxg3?
- threat
- 2.Qb3#
- 2.Qc3#
- 1...Rxc2+
- 2.Sxc2#
- 1...Qxg3
- 2.Rxd4#
- 1...Qe1
- 2.Rxd4#
- 2.Qb3#
- 1...Re3
- 2.Rc4#
- 2.Rxd4#
- 1...Re4
- 2.Rc4#
- 2.Qc3#
- 1...Re7
- 2.Rb2#
- 2.Qb3#
- 1...Qe3!
- threat
- 1.Bxe2?
- Keys
- 1.d8S!
- threat
- 2.Sc6#
- 1...Rxc2+
- 2.Sxc2#
- 1...Qh1
- 2.Rxd4#
- 1...Qg2
- 2.Rxd4#
- 1...Re4
- 2.Rc4#
- 1...Re6
- 2.Rb2#
- 2.Rc4#
- 1...Re7
- 2.Rb2#
- 1...Bf4
- 2.Qc3#
- 1...Bd6
- 2.Qb3#
- 1...Sb8
- 2.Bxc5#
- threat
- 1.d8S!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 0
- REMOVED MATES = 6
- Sets
- Q(a);N_GUARD::R(G),XS(e)
- R(b);CHECK,XR(C)::S(D),XR(b)
- R(b);S_CUTQ(a)::R(G),XS(e)
- R(b);N_PINR(C),N_SPINS(e)::R1(C)
- R(b);N_GUARD,N_PINR(C),N_SPINR(g)::R(C)
- B(c);OGATE::QAR1(E)
- B(c);N_SPINS(e),OGATE::QAB1(E)
- B(c);N_SPINR(g),OGATE::QAR1(E)
- S(h);N_GUARD::B(J),XR(g)
- Tries
- Try
- B(H);N_SPINR(C),XR(b)
- Threat
- R1(C)
- Vars
- B(c);N_SPINR(g),OGATE::QAR1(E)
- Refutation
- K(d);N_SPINR(g),P-FLIGHT,XP(F)
- Try
- R(C);N_SPINR(C),XR(b)
- Threat
- DUALS(2)
- Vars
- Q(a);P_PINR(C)::S(D)
- Q(a);::S(D)
- B(c);N_SPINS(e),OGATE::QAB1(E)
- Refutation
- Q(a);XS(A)
- Try
- Q(E);XB(c)
- Threat
- DUALS(2)
- Vars
- R(b);CHECK,XR(C)::S(D),XR(b)
- Q(a);N_GUARD,XQ(E)::R(G),XS(e)
- Refutation
- Q(a);
- Try
- Actual
- P(I);
- Threat
- S(I)
- Vars
- R(b);CHECK,XR(C)::S(D),XR(b)
- Q(a);N_GUARD::R(G),XS(e)
- R(b);N_PINR(C),N_SPINS(e)::R1(C)
- R(b);N_GUARD,N_PINR(C),N_SPINR(g)::R(C)
- B(c);N_SPINS(e),OGATE::QAB1(E)
- B(c);N_SPINR(g),OGATE::QAR1(E)
- S(h);N_GUARD::B(J),XR(g)
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