MESON Chess Problem Database
Problem Display
PID: 268663 (8/2p5/2p5/p1K5/b3N3/P1QB4/p1PpN3/rk1r4 w - - 0 1)
Stubbs, Arthur Goodwin
Sunday Referee, 1930
(First published on Sun Feb 9 1930)
#2
7 + 9
| 15239 | Valois Notebooks | 2023 |
SOLUTION
- SOUND
- Sets
- 1...Rc1
- 2.Sxd2#
- 1...Re1
- 2.Sxd2#
- 1...Rf1
- 2.Sxd2#
- 1...Rg1
- 2.Sxd2#
- 1...Rh1
- 2.Sxd2#
- 1...Bxc2
- 2.Bxc2#
- 2.Qxc2#
- 2.Qb3#
- 1...Bb3
- 2.Qxb3#
- 2.cxb3#
- 1...Bb5
- 2.Qb3#
- 1...Rc1
- Tries
- 1.Kd4?
- 1...Bxc2
- 2.Bxc2#
- 2.Qxc2#
- 2.Qb3#
- 1...Rc1
- 2.Sxd2#
- 1...Re1
- 2.Sxd2#
- 1...Rf1
- 2.Sxd2#
- 1...Rg1
- 2.Sxd2#
- 1...Rh1
- 2.Sxd2#
- 1...Bb3
- 2.Qxb3#
- 2.cxb3#
- 1...Bb5
- 2.Qb3#
- 1...c5+!
- 1...Bxc2
- 1.Bc4?
- 1...Re1
- 2.Sxd2#
- 1...Rc1
- 2.Sxd2#
- 1...Rf1
- 2.Sxd2#
- 1...Rg1
- 2.Sxd2#
- 1...Rh1
- 2.Sxd2#
- 1...Bb3
- 2.Qxb3#
- 1...Bb5
- 2.Qb3#
- 1...Bxc2!
- 1...Re1
- 1.Ba6?
- 1...Re1
- 2.Sxd2#
- 1...Rc1
- 2.Sxd2#
- 1...Rf1
- 2.Sxd2#
- 1...Rg1
- 2.Sxd2#
- 1...Rh1
- 2.Sxd2#
- 1...Bb3
- 2.Qxb3#
- 1...Bb5
- 2.Qb3#
- 1...Bxc2!
- 1...Re1
- 1.Qb4+?
- 1...Bb3
- 2.Qxb3#
- 1...axb4!
- 1...Bb3
- 1.Qd4?
- 1...Re1
- 2.Sxd2#
- 1...Rc1
- 2.Sxd2#
- 1...Rf1
- 2.Sxd2#
- 1...Rg1
- 2.Sxd2#
- 1...Rh1
- 2.Sxd2#
- 1...Bb3
- 2.cxb3#
- 1...Bb5
- 2.c4#
- 1...Bxc2!
- 1...Re1
- 1.Qe5?
- 1...Re1
- 2.Sxd2#
- 1...Rc1
- 2.Sxd2#
- 1...Rf1
- 2.Sxd2#
- 1...Rg1
- 2.Sxd2#
- 1...Rh1
- 2.Sxd2#
- 1...Bb3
- 2.cxb3#
- 1...Bb5
- 2.c4#
- 1...Bxc2!
- 1...Re1
- 1.Qf6?
- 1...Re1
- 2.Sxd2#
- 1...Rc1
- 2.Sxd2#
- 1...Rf1
- 2.Sxd2#
- 1...Rg1
- 2.Sxd2#
- 1...Rh1
- 2.Sxd2#
- 1...Bb3
- 2.cxb3#
- 1...Bb5
- 2.c4#
- 1...Bxc2!
- 1...Re1
- 1.Qg7?
- 1...Re1
- 2.Sxd2#
- 1...Rc1
- 2.Sxd2#
- 1...Rf1
- 2.Sxd2#
- 1...Rg1
- 2.Sxd2#
- 1...Rh1
- 2.Sxd2#
- 1...Bb3
- 2.cxb3#
- 1...Bb5
- 2.c4#
- 1...Bxc2!
- 1...Re1
- 1.Kd4?
- Keys
- 1.Qh8!
- 1...Bxc2
- 2.Qb8#
- 1...Re1
- 2.Sxd2#
- 1...Rc1
- 2.Sxd2#
- 1...Rf1
- 2.Sxd2#
- 1...Rg1
- 2.Sxd2#
- 1...Rh1
- 2.Sxd2#
- 1...Bb3
- 2.cxb3#
- 1...Bb5
- 2.c4#
- 1...Bxc2
- 1.Qh8!
FEATURES
- Static
- TYPE = MUTATE
- CHANGED MATES = 1
- ADDED MATES = 2
- REMOVED MATES = 0
- Sets
- R(c);N_GUARD::S(F),XP(e)
- B(f);N_GUARD::QAR2(D)
- Tries
- Try
- K(G);S_FLIGHT
- Vars
- R(c);N_GUARD::S(F),XP(e)
- B(f);N_GUARD::QAR2(D)
- Refutation
- P(h);CHECK
- Try
- B(E);
- Vars
- R(c);N_GUARD::S(F),XP(e)
- B(f);N_GUARD::QAR2(D),XB(f)
- B(f);N_GUARD::QAR2(D)
- Refutation
- B(f);XP(A)
- Try
- B(E);
- Vars
- R(c);N_GUARD::S(F),XP(e)
- B(f);N_GUARD::QAR2(D),XB(f)
- B(f);N_GUARD::QAR2(D)
- Refutation
- B(f);XP(A)
- Try
- Q(D);CHECK
- Vars
- B(f);N_GUARD,P_SPINB(f)::QAR2(D),XB(f)
- Refutation
- P(g);XQ(D)
- Try
- Q(D);
- Vars
- R(c);N_GUARD::S(F),XP(e)
- R(c);N_GUARD,P_PINP(A)::S(F),XP(e)
- B(f);OGATE::B(E)+P(A),XB(f)
- B(f);N_GUARD::B(E)+P(A)
- Refutation
- B(f);P_SPINB(f),XP(A)
- Try
- Q(D);
- Vars
- R(c);N_GUARD::S(F),XP(e)
- R(c);N_GUARD,P_PINP(A)::S(F),XP(e)
- B(f);OGATE::B(E)+P(A),XB(f)
- B(f);N_GUARD::B(E)+P(A)
- Refutation
- B(f);P_SPINB(f),XP(A)
- Try
- Q(D);
- Vars
- R(c);N_GUARD::S(F),XP(e)
- R(c);N_GUARD,P_PINP(A)::S(F),XP(e)
- B(f);OGATE::B(E)+P(A),XB(f)
- B(f);N_GUARD::B(E)+P(A)
- Refutation
- B(f);P_SPINB(f),XP(A)
- Try
- Q(D);
- Vars
- R(c);N_GUARD::S(F),XP(e)
- R(c);N_GUARD,P_PINP(A)::S(F),XP(e)
- B(f);OGATE::B(E)+P(A),XB(f)
- B(f);N_GUARD::B(E)+P(A)
- Refutation
- B(f);P_SPINB(f),XP(A)
- Try
- Actual
- Q(D);
- Vars
- B(f);N_GUARD,P_SPINB(f),XP(A)::QAB(D)
- R(c);N_GUARD::S(F),XP(e)
- R(c);N_GUARD,P_PINP(A)::S(F),XP(e)
- B(f);OGATE::B(E)+P(A),XB(f)
- B(f);N_GUARD::B(E)+P(A)
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