MESON Chess Problem Database
Problem Display
PID: 87958 (8/n5p1/6Q1/1p2kNn1/pR2p3/K1N1p1P1/4Pb2/5R2 w - - 0 1)
Francey, James
The Problemist, 1931
#2
8 + 9
| 6490 | yacpdb | 2009 |
| 14867 | BCPS Library | 2011 |
SOLUTION
- SOUND
- Sets
- 1...Be1
- 2.Qd6#
- 1...Bg1
- 2.Qd6#
- 1...Bxg3
- 2.Qd6#
- 1...Sf3
- 2.Rxe4#
- 1...Sh3
- 2.Rxe4#
- 1...Se6
- 2.Rxe4#
- 1...Sf7
- 2.Rxe4#
- 1...Sh7
- 2.Rxe4#
- 1...Sc6
- 2.Rxb5#
- 1...Sc8
- 2.Rxb5#
- 1...Be1
- Tries
- 1.Ka2?
- 1...Bxg3
- 2.Qd6#
- 1...Be1
- 2.Qd6#
- 1...Bg1
- 2.Qd6#
- 1...Sf3
- 2.Rxe4#
- 1...Sh3
- 2.Rxe4#
- 1...Se6
- 2.Rxe4#
- 1...Sf7
- 2.Rxe4#
- 1...Sh7
- 2.Rxe4#
- 1...Sc6
- 2.Rxb5#
- 1...Sc8
- 2.Rxb5#
- 1...a3!
- 1...Bxg3
- 1.Kb2?
- 1...Bxg3
- 2.Qd6#
- 1...Be1
- 2.Qd6#
- 1...Bg1
- 2.Qd6#
- 1...Sf3
- 2.Rxe4#
- 1...Sh3
- 2.Rxe4#
- 1...Se6
- 2.Rxe4#
- 1...Sf7
- 2.Rxe4#
- 1...Sh7
- 2.Rxe4#
- 1...Sc6
- 2.Rxb5#
- 1...Sc8
- 2.Rxb5#
- 1...a3+!
- 1...Bxg3
- 1.Sxe3?
- threat
- 2.Sg4#
- 1...Bxe3
- 2.Rf5#
- 1...Se6!
- threat
- 1.Sh6?
- threat
- 2.Sg4#
- 1...Se6
- 2.Sf7#
- 1...gxh6!
- threat
- 1.Se7?
- 1...Bxg3
- 2.Rf5#
- 1...Sf3
- 2.Rxe4#
- 1...Be1
- 2.Rf5#
- 1...Bg1
- 2.Rf5#
- 1...Sh3
- 2.Rxe4#
- 1...Sf7
- 2.Rxe4#
- 1...Sh7
- 2.Rxe4#
- 1...Sc6
- 2.Sxc6#
- 1...Sc8
- 2.Sc6#
- 1...Se6!
- 1...Bxg3
- 1.Rxf2?
- threat
- 2.Qd6#
- 1...Sf3
- 2.Rxe4#
- 1...Se6
- 2.Rxe4#
- 1...Sf7
- 2.Rxe4#
- 1...Sc8
- 2.Rxb5#
- 1...exf2!
- threat
- 1.Ka2?
- Keys
- 1.Sd4!
- 1...Bxg3
- 2.Rf5#
- 1...Se6
- 2.Qxe6#
- 1...Sf3
- 2.Qe6#
- 1...Be1
- 2.Rf5#
- 1...Bg1
- 2.Rf5#
- 1...Sh3
- 2.Qe6#
- 1...Sf7
- 2.Qe6#
- 1...Sh7
- 2.Qe6#
- 1...Sc6
- 2.Sxc6#
- 1...Sc8
- 2.Sc6#
- 1...Bxg3
- 1.Sd4!
FEATURES
- Static
- TYPE = MUTATE
- CHANGED MATES = 10
- ADDED MATES = 0
- REMOVED MATES = 0
- Sets
- B(a);::QAB1(H)
- B(a);XP(E)::QAB1(H)
- S(g);N_GUARD::R1(F),XP(d)
- S(h);N_GUARD::R(F),XP(e)
- Tries
- Try
- K(C);P-FLIGHT
- Vars
- B(a);XP(E)::QAB1(H)
- B(a);::QAB1(H)
- S(g);N_GUARD::R1(F),XP(d)
- S(h);N_GUARD::R(F),XP(e)
- Refutation
- P(c);
- Try
- K(C);S_FLIGHT
- Vars
- B(a);XP(E)::QAB1(H)
- B(a);::QAB1(H)
- S(g);N_GUARD::R1(F),XP(d)
- S(h);N_GUARD::R(F),XP(e)
- Refutation
- P(c);CHECK
- Try
- S(G);XP(b)
- Threat
- S(G)
- Vars
- B(a);OGATE,XS(G)::R1(A)
- Refutation
- S(g);
- Try
- S(G);
- Threat
- S(G)
- Vars
- S(g);N_GUARD::S(G)
- Refutation
- P(i);XS(G)
- Try
- S(G);
- Vars
- B(a);OGATE,XP(E)::R1(A)
- S(g);N_GUARD::R1(F),XP(d)
- B(a);OGATE::R1(A)
- S(h);N_GUARD::S(G),XS(h)
- S(h);N_GUARD::S(G)
- Refutation
- S(g);
- Try
- R(A);XB(a)
- Threat
- QAB1(H)
- Vars
- S(g);N_GUARD::R1(F),XP(d)
- S(h);N_GUARD::R(F),XP(e)
- Refutation
- P(b);XR(A)
- Try
- Actual
- S(G);
- Vars
- B(a);OGATE,XP(E)::R1(A)
- S(g);N_GUARD::QAR1(H),XS(g)
- S(g);N_GUARD::QAR1(H)
- B(a);OGATE::R1(A)
- S(h);N_GUARD::S(G),XS(h)
- S(h);N_GUARD::S(G)
Developed and maintained by Brian Stephenson.
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