MESON Chess Problem Database
Problem Display
PID: 38476 (8/2p5/2B5/5pp1/4r1n1/3p1kpQ/3K1PNb/4R1B1 w - - 0 1)
Meurs, Abraham
9th Comm., BCF 016. Ty., 1934-1935
#2
7 + 9
SOLUTION
- SOUND
- Sets
- 1...Bxg1
- 2.Qxg3#
- 1...Sxf2
- 2.Re3#
- 1...Se3
- 2.Rxe3#
- 1...Se5
- 2.Re3#
- 1...Sf6
- 2.Re3#
- 1...Sh6
- 2.Re3#
- 1...f4
- 2.Bxe4#
- 1...Bxg1
- Tries
- 1.Kc1?
- 1...Bxg1
- 2.Qxg3#
- 1...Sxf2
- 2.Re3#
- 1...Se3
- 2.Rxe3#
- 1...Se5
- 2.Re3#
- 1...Sf6
- 2.Re3#
- 1...Sh6
- 2.Re3#
- 1...f4
- 2.Bxe4#
- 1...d2+!
- 1...Bxg1
- 1.Kc3?
- 1...Bxg1
- 2.Qxg3#
- 1...Sxf2
- 2.Re3#
- 1...Se3
- 2.Rxe3#
- 1...Se5
- 2.Re3#
- 1...Sf6
- 2.Re3#
- 1...Sh6
- 2.Re3#
- 1...f4
- 2.Bxe4#
- 1...d2!
- 1...Bxg1
- 1.Bxh2?
- threat
- 2.Qxg3#
- 1...Kxf2
- 2.Qxg3#
- 1...f4!
- threat
- 1.Re2?
- 1...Bxg1
- 2.Qxg3#
- 1...Sxf2
- 2.Rxf2#
- 2.Re3#
- 1...Se3
- 2.Rxe3#
- 1...Se5
- 2.Re3#
- 1...Sf6
- 2.Re3#
- 1...Sh6
- 2.Re3#
- 1...f4
- 2.Se1#
- 2.Bxe4#
- 1...dxe2!
- 1...Bxg1
- 1.Rxe4?
- threat
- 2.Se1#
- 2.Re1#
- 2.Re2#
- 2.Re3#
- 2.Ra4#
- 2.Rb4#
- 2.Rc4#
- 2.Rd4#
- 2.Rf4#
- 2.Rxg4#
- 2.Re5#
- 2.Re6#
- 2.Re7#
- 2.Re8#
- 1...Bxg1
- 2.Re2#
- 2.Rf4#
- 2.Qxg3#
- 1...Sxf2
- 2.Se1#
- 2.Re3#
- 2.Rf4#
- 1...Se3
- 2.Se1#
- 2.Rxe3#
- 2.Rf4#
- 1...Se5
- 2.Se1#
- 2.Re3#
- 2.Rf4#
- 2.Rxe5#
- 1...Sf6
- 2.Se1#
- 2.Re3#
- 2.Rf4#
- 1...Sh6
- 2.Se1#
- 2.Re1#
- 2.Re2#
- 2.Re3#
- 2.Ra4#
- 2.Rb4#
- 2.Rc4#
- 2.Rd4#
- 2.Rf4#
- 2.Rg4#
- 2.Rh4#
- 2.Re5#
- 2.Re6#
- 2.Re7#
- 2.Re8#
- 1...f4
- 2.Se1#
- 2.Re1#
- 2.Re2#
- 2.Re3#
- 2.Ra4#
- 2.Rb4#
- 2.Rc4#
- 2.Rd4#
- 2.Rxf4#
- 2.Re5#
- 2.Re6#
- 2.Re7#
- 2.Re8#
- 1...fxe4!
- threat
- 1.Kc1?
- Keys
- 1.Rf1!
- 1...Bxg1
- 2.Qxg3#
- 1...Sxf2
- 2.Rxf2#
- 1...Se3
- 2.fxe3#
- 1...Se5
- 2.fxg3#
- 1...Sf6
- 2.fxg3#
- 1...Sh6
- 2.fxg3#
- 1...f4
- 2.Se1#
- 1...Bxg1
- 1.Rf1!
FEATURES
- Static
- TYPE = MUTATE
- CHANGED MATES = 6
- ADDED MATES = 0
- REMOVED MATES = 0
- Sets
- B(a);N_GUARD,XB(B)::QAR1(F),XP(d)
- S(f);N_GUARD,XP(D)::R1(A)
- S(f);N_GUARD::R1(A),XS(f)
- S(f);N_GUARD::R1(A)
- P(g);N_GUARD::B(G),XR(e)
- Tries
- Try
- K(C);S_FLIGHT
- Vars
- B(a);N_GUARD,XB(B)::QAR1(F),XP(d)
- S(f);N_GUARD,XP(D)::R1(A)
- S(f);N_GUARD::R1(A),XS(f)
- S(f);N_GUARD::R1(A)
- P(g);N_GUARD::B(G),XR(e)
- Refutation
- P(b);CHECK
- Try
- K(C);S_FLIGHT
- Vars
- B(a);N_GUARD,XB(B)::QAR1(F),XP(d)
- S(f);N_GUARD,XP(D)::R1(A)
- S(f);N_GUARD::R1(A),XS(f)
- S(f);N_GUARD::R1(A)
- P(g);N_GUARD::B(G),XR(e)
- Refutation
- P(b);
- Try
- B(B);XB(a)
- Threat
- QAR1(F),XP(d)
- Vars
- K(c);N_SPINP(d),N_SPINR(e),P-FLIGHT,XP(D)::QAB1(F),XP(d)
- Refutation
- P(g);
- Try
- R(A);
- Vars
- B(a);N_GUARD,XB(B)::QAR1(F),XP(d)
- S(f);N_GUARD::R1(A),XS(f)
- S(f);N_GUARD::R1(A)
- Refutation
- P(b);XR(A)
- Try
- R(A);XR(e)
- Threat
- DUALS(14)
- Refutation
- P(g);XR(A)
- Try
- Actual
- R(A);
- Vars
- B(a);N_GUARD,XB(B)::QAR1(F),XP(d)
- S(f);OGATE,P_SPINS(f),XP(D)::R1(A),XS(f)
- S(f);OGATE::R(A)+P(D),XS(f)
- S(f);N_GUARD::R(A)+P(D),XP(d)
- P(g);SBLOCK::S(E)
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