MESON Chess Problem Database
Problem Display
PID: 136018 (8/5p2/p4Qp1/P5Bb/1N2K1pr/1P2P1Pp/1b5R/kr4NR w - - 0 1)
Lewis, Robert Tony
Mat Plus, 2009
#2
11 + 10
SOLUTION
- SOUND
- Sets
- 1...Rc1
- 2.Qxb2#
- 1...Rd1
- 2.Qxb2#
- 1...Re1
- 2.Qxb2#
- 1...Rf1
- 2.Qxb2#
- 1...Rxg1
- 2.Rxg1#
- 2.Qxb2#
- 1...Bc3
- 2.Ra2#
- 1...Bd4
- 2.Ra2#
- 1...Be5
- 2.Ra2#
- 1...Bxf6
- 2.Ra2#
- 1...Rc1
- Tries
- 1.Kd3?
- 1...Rxg1
- 2.Rxg1#
- 2.Qxb2#
- 1...Bxf6
- 2.Ra2#
- 1...Rc1
- 2.Qxb2#
- 1...Re1
- 2.Qxb2#
- 1...Rf1
- 2.Qxb2#
- 1...Bc3
- 2.Ra2#
- 1...Bd4
- 2.Ra2#
- 1...Be5
- 2.Ra2#
- 1...Rd1+!
- 1...Rxg1
- 1.Kd5?
- 1...Rxg1
- 2.Rxg1#
- 2.Qxb2#
- 1...Bxf6
- 2.Ra2#
- 1...Rc1
- 2.Qxb2#
- 1...Re1
- 2.Qxb2#
- 1...Rf1
- 2.Qxb2#
- 1...Bc3
- 2.Ra2#
- 1...Bd4
- 2.Ra2#
- 1...Be5
- 2.Ra2#
- 1...Rd1+!
- 1...Rxg1
- 1.Sf3?
- threat
- 2.Qxb2#
- 1...Bxf6
- 2.Bxf6#
- 2.Ra2#
- 1...Bc3
- 2.Ra2#
- 2.Qxc3#
- 1...Bd4
- 2.Ra2#
- 2.Qxd4#
- 1...Be5
- 2.Ra2#
- 2.Qxe5#
- 1...gxf3+!
- threat
- 1.Sxh3?
- threat
- 2.Qxb2#
- 1...Bxf6
- 2.Bxf6#
- 2.Ra2#
- 1...Bc3
- 2.Ra2#
- 2.Qxc3#
- 1...Bd4
- 2.Ra2#
- 2.Qxd4#
- 1...Be5
- 2.Ra2#
- 2.Qxe5#
- 1...gxh3+!
- threat
- 1.Bf4?
- 1...Rxg1
- 2.Rxg1#
- 2.Qxb2#
- 1...Bxf6
- 2.Ra2#
- 1...Rc1
- 2.Qxb2#
- 1...Rd1
- 2.Qxb2#
- 1...Re1
- 2.Qxb2#
- 1...Rf1
- 2.Qxb2#
- 1...Bc3
- 2.Ra2#
- 1...Bd4
- 2.Ra2#
- 1...Be5
- 2.Ra2#
- 1...g5!
- 1...Rxg1
- 1.Bxh4?
- 1...Rxg1
- 2.Rxg1#
- 2.Qxb2#
- 1...Bxf6
- 2.Ra2#
- 1...Rc1
- 2.Qxb2#
- 1...Rd1
- 2.Qxb2#
- 1...Re1
- 2.Qxb2#
- 1...Rf1
- 2.Qxb2#
- 1...Bc3
- 2.Ra2#
- 1...Bd4
- 2.Ra2#
- 1...Be5
- 2.Ra2#
- 1...g5!
- 1...Rxg1
- 1.Bh6?
- 1...Rxg1
- 2.Rxg1#
- 2.Qxb2#
- 1...Bxf6
- 2.Ra2#
- 1...Rc1
- 2.Qxb2#
- 1...Rd1
- 2.Qxb2#
- 1...Re1
- 2.Qxb2#
- 1...Rf1
- 2.Qxb2#
- 1...Bc3
- 2.Ra2#
- 1...Bd4
- 2.Ra2#
- 1...Be5
- 2.Ra2#
- 1...g5!
- 1...Rxg1
- 1.Rxb2?
- threat
- 2.Sc2#
- 2.Ra2#
- 1...Rxg1
- 2.Sc2#
- 2.Rxg1#
- 1...Rxb2
- 2.Se2#
- 2.Sf3#
- 2.Sxh3#
- 1...Rd1
- 2.Sc2#
- 1...Re1
- 2.Sc2#
- 1...Rf1
- 2.Sc2#
- 1...Rc1!
- threat
- 1.Rc2?
- 1...Rxg1
- 2.Rxg1#
- 2.Qxb2#
- 1...Bxf6
- 2.Ra2#
- 1...Rc1
- 2.Rxc1#
- 2.Qxb2#
- 1...Rd1
- 2.Qxb2#
- 1...Re1
- 2.Qxb2#
- 1...Rf1
- 2.Qxb2#
- 1...Bc3
- 2.Ra2#
- 1...Bd4
- 2.Ra2#
- 1...Be5
- 2.Ra2#
- 1...h2!
- 1...Rxg1
- 1.Rd2?
- 1...Rxg1
- 2.Rxg1#
- 2.Qxb2#
- 1...Bxf6
- 2.Ra2#
- 1...Rc1
- 2.Qxb2#
- 1...Rd1
- 2.Rxd1#
- 2.Qxb2#
- 1...Re1
- 2.Qxb2#
- 1...Rf1
- 2.Qxb2#
- 1...Bc3
- 2.Ra2#
- 1...Bd4
- 2.Ra2#
- 1...Be5
- 2.Ra2#
- 1...h2!
- 1...Rxg1
- 1.Re2?
- 1...Rxg1
- 2.Rxg1#
- 2.Qxb2#
- 1...Bxf6
- 2.Ra2#
- 1...Rc1
- 2.Qxb2#
- 1...Rd1
- 2.Qxb2#
- 1...Re1
- 2.Rxe1#
- 2.Qxb2#
- 1...Rf1
- 2.Qxb2#
- 1...Bc3
- 2.Ra2#
- 1...Bd4
- 2.Ra2#
- 1...Be5
- 2.Ra2#
- 1...h2!
- 1...Rxg1
- 1.Rf2?
- 1...Rxg1
- 2.Rxg1#
- 2.Qxb2#
- 1...Bxf6
- 2.Ra2#
- 1...Rc1
- 2.Qxb2#
- 1...Rd1
- 2.Qxb2#
- 1...Re1
- 2.Qxb2#
- 1...Rf1
- 2.Rxf1#
- 2.Qxb2#
- 1...Bc3
- 2.Ra2#
- 1...Bd4
- 2.Ra2#
- 1...Be5
- 2.Ra2#
- 1...h2!
- 1...Rxg1
- 1.gxh4?
- 1...Rxg1
- 2.Rxg1#
- 2.Qxb2#
- 1...Bxf6
- 2.Ra2#
- 1...Rc1
- 2.Qxb2#
- 1...Rd1
- 2.Qxb2#
- 1...Re1
- 2.Qxb2#
- 1...Rf1
- 2.Qxb2#
- 1...Bc3
- 2.Ra2#
- 1...Bd4
- 2.Ra2#
- 1...Be5
- 2.Ra2#
- 1...g3!
- 1...Rxg1
- 1.Kd3?
- Keys
- 1.Se2!
- 1...Rxh1
- 2.Rxh1#
- 1...Bxf6
- 2.Bxf6#
- 1...Rc1
- 2.Rxc1#
- 1...Rd1
- 2.Rxd1#
- 1...Re1
- 2.Rxe1#
- 1...Rf1
- 2.Rxf1#
- 1...Rg1
- 2.Rxg1#
- 1...Bc3
- 2.Qxc3#
- 1...Bd4
- 2.Qxd4#
- 1...Be5
- 2.Qxe5#
- 1...Rxh1
- 1.Se2!
This is after 97025
FEATURES
- Static
- TYPE = MUTATE
- CHANGED MATES = 8
- ADDED MATES = 2
- REMOVED MATES = 0
- Sets
- R(b);N_GUARD::QAB1(K),XB(c)
- R(b);N_GUARD,P_PINP(E)::QAB1(K),XB(c)
- B(c);OGATE::R1(C)
- B(c);N_SPINB(c),OGATE,XQ(K)::R1(C)
- Tries
- Try
- K(H);S_FLIGHT
- Vars
- B(c);N_SPINB(c),OGATE,XQ(K)::R1(C)
- R(b);N_GUARD::QAB1(K),XB(c)
- B(c);OGATE::R1(C)
- Refutation
- R(b);CHECK
- Try
- K(H);S_FLIGHT
- Vars
- B(c);N_SPINB(c),OGATE,XQ(K)::R1(C)
- R(b);N_GUARD::QAB1(K),XB(c)
- B(c);OGATE::R1(C)
- Refutation
- R(b);CHECK
- Try
- S(A);P_PINR(b)
- Threat
- QAB1(K),XB(c)
- Refutation
- P(e);CHECK,XS(A)
- Try
- S(A);P_PINR(b),XP(d)
- Threat
- QAB1(K),XB(c)
- Refutation
- P(e);CHECK,XS(A)
- Try
- B(J);
- Vars
- B(c);N_SPINB(c),OGATE,XQ(K)::R1(C)
- R(b);N_GUARD::QAB1(K),XB(c)
- R(b);N_GUARD,P_PINP(E)::QAB1(K),XB(c)
- B(c);OGATE::R1(C)
- Refutation
- P(i);
- Try
- B(J);XR(f)
- Vars
- B(c);N_SPINB(c),OGATE,XQ(K)::R1(C)
- R(b);N_GUARD::QAB1(K),XB(c)
- R(b);N_GUARD,P_PINP(E)::QAB1(K),XB(c)
- B(c);OGATE::R1(C)
- Refutation
- P(i);
- Try
- B(J);
- Vars
- B(c);N_SPINB(c),OGATE,XQ(K)::R1(C)
- R(b);N_GUARD::QAB1(K),XB(c)
- R(b);N_GUARD,P_PINP(E)::QAB1(K),XB(c)
- B(c);OGATE::R1(C)
- Refutation
- P(i);
- Try
- R(C);XB(c)
- Threat
- DUALS(2)
- Vars
- R(b);::S(G)
- R(b);P_PINP(E)::S(G)
- Refutation
- R(b);
- Try
- R(C);
- Vars
- B(c);N_SPINB(c),OGATE,XQ(K)::R1(C)
- R(b);N_GUARD::QAB1(K),XB(c)
- R(b);N_GUARD,P_PINP(E)::QAB1(K),XB(c)
- B(c);OGATE::R1(C)
- Refutation
- P(d);
- Try
- R(C);
- Vars
- B(c);N_SPINB(c),OGATE,XQ(K)::R1(C)
- R(b);N_GUARD::QAB1(K),XB(c)
- R(b);N_GUARD,P_PINP(E)::QAB1(K),XB(c)
- B(c);OGATE::R1(C)
- Refutation
- P(d);
- Try
- R(C);
- Vars
- B(c);N_SPINB(c),OGATE,XQ(K)::R1(C)
- R(b);N_GUARD::QAB1(K),XB(c)
- B(c);OGATE::R1(C)
- Refutation
- P(d);
- Try
- R(C);
- Vars
- B(c);N_SPINB(c),OGATE,XQ(K)::R1(C)
- R(b);N_GUARD::QAB1(K),XB(c)
- R(b);N_GUARD,P_PINP(E)::QAB1(K),XB(c)
- B(c);OGATE::R1(C)
- Refutation
- P(d);
- Try
- P(F);XR(f)
- Vars
- B(c);N_SPINB(c),OGATE,XQ(K)::R1(C)
- R(b);N_GUARD::QAB1(K),XB(c)
- R(b);N_GUARD,P_PINP(E)::QAB1(K),XB(c)
- B(c);OGATE::R1(C)
- Refutation
- P(e);
- Try
- Actual
- S(A);P_PINR(b)
- Vars
- R(b);N_SPINR(b),OGATE,XR(B)::R(C),XR(b)
- B(c);N_SPINB(c),OGATE,XQ(K)::B(J),XB(c)
- R(b);OGATEB::R(B),XR(b)
- B(c);OGATEB::QAB(K),XB(c)
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