MESON Chess Problem Database
Problem Display
PID: 374 (4R1BK/6P1/5P2/4p3/2rrk1P1/1Q2p2N/p6N/B7 w - - 0 1)
Mansfield, Comins
The Observer, 1936
(First published on Sun Mar 29 1936)
#2
10 + 6
| 3550 | Complete Mansfield/II | 1997 |
| 23 | Die Schwalbe | 2011 |
| 15239 | Valois Notebooks | 2019 |
SOLUTION
- SOUND
- Sets
- 1...Rc1
- 2.Bh7#
- 1...Rc2
- 2.Bh7#
- 1...Rc3
- 2.Bh7#
- 1...Ra4
- 2.Bh7#
- 1...Rb4
- 2.Bh7#
- 1...Rc5
- 2.Bh7#
- 1...Rc6
- 2.Bh7#
- 1...Rc7
- 2.Bh7#
- 1...Rc8
- 2.Bh7#
- 1...Rd1
- 2.Rxe5#
- 1...Rd2
- 2.Rxe5#
- 1...Rd3
- 2.Rxe5#
- 1...Rd5
- 2.Bh7#
- 1...Rd6
- 2.Rxe5#
- 1...Rd7
- 2.Rxe5#
- 1...Rd8
- 2.Rxe5#
- 1...e2
- 2.Qf3#
- 1...Rc1
- Tries
- 1.Sf2+?
- 1...exf2
- 2.Qf3#
- 1...Kf4!
- 1...exf2
- 1.Bxd4?
- threat
- 2.Qxe3#
- 1...Kxd4
- 2.Qxc4#
- 1...Rxd4
- 2.Bh7#
- 1...e2
- 2.Qe3#
- 1...Rc3!
- threat
- 1.Bxc4?
- 1...Rxc4
- 2.Rxe5#
- 2.Qxc4#
- 1...Rd1
- 2.Rxe5#
- 1...Rd2
- 2.Rxe5#
- 1...Rd3
- 2.Bxd3#
- 2.Rxe5#
- 2.Qxd3#
- 1...Rd5
- 2.Bxd5#
- 1...Rd6
- 2.Rxe5#
- 1...Rd7
- 2.Rxe5#
- 1...e2
- 2.Qf3#
- 1...Rd8!
- 1...Rxc4
- 1.Bf7?
- 1...Rc3
- 2.Bg6#
- 1...Rc1
- 2.Bg6#
- 1...Rc2
- 2.Bg6#
- 1...Ra4
- 2.Bg6#
- 1...Rb4
- 2.Bg6#
- 1...Rc5
- 2.Bg6#
- 1...Rc6
- 2.Bg6#
- 1...Rc7
- 2.Bg6#
- 1...Rc8
- 2.Bg6#
- 1...Rd1
- 2.Rxe5#
- 1...Rd2
- 2.Rxe5#
- 1...Rd3
- 2.Rxe5#
- 1...Rd5
- 2.Bg6#
- 1...Rd6
- 2.Rxe5#
- 1...Rd7
- 2.Rxe5#
- 1...e2
- 2.Qf3#
- 1...Rd8!
- 1...Rc3
- 1.Re7?
- 1...Rc3
- 2.Bh7#
- 1...Rc1
- 2.Bh7#
- 1...Rc2
- 2.Bh7#
- 1...Ra4
- 2.Bh7#
- 1...Rb4
- 2.Bh7#
- 1...Rc5
- 2.Bh7#
- 1...Rc6
- 2.Bh7#
- 1...Rc7
- 2.Bh7#
- 1...Rd1
- 2.Rxe5#
- 1...Rd2
- 2.Rxe5#
- 1...Rd3
- 2.Rxe5#
- 1...Rd5
- 2.Bh7#
- 1...Rd6
- 2.Rxe5#
- 1...Rd7
- 2.Rxe5#
- 1...Rd8
- 2.Rxe5#
- 1...e2
- 2.Qf3#
- 1...Rc8!
- 1...Rc3
- 1.Qc2+?
- 1...Rd3
- 2.Rxe5#
- 2.Qg2#
- 1...Rxc2!
- 1...Rd3
- 1.Qxc4?
- threat
- 2.Bd5#
- 2.Bh7#
- 2.Qxd4#
- 1...e2
- 2.Qxe2#
- 2.Qxd4#
- 1...Rxc4!
- threat
- 1.Qd3+?
- 1...Rxd3
- 2.Rxe5#
- 1...Kxd3!
- 1...Rxd3
- 1.Sf2+?
- Keys
- 1.g5!
- 1...Kf5
- 2.Bh7#
- 1...Rc3
- 2.Bh7#
- 1...Rd1
- 2.Rxe5#
- 1...Rc1
- 2.Bh7#
- 1...Rc2
- 2.Bh7#
- 1...Ra4
- 2.Bh7#
- 1...Rb4
- 2.Bh7#
- 1...Rc5
- 2.Bh7#
- 1...Rc6
- 2.Bh7#
- 1...Rc7
- 2.Bh7#
- 1...Rc8
- 2.Bh7#
- 1...Rd2
- 2.Rxe5#
- 1...Rd3
- 2.Rxe5#
- 1...Rd5
- 2.Bh7#
- 1...Rd6
- 2.Rxe5#
- 1...Rd7
- 2.Rxe5#
- 1...Rd8
- 2.Rxe5#
- 1...e2
- 2.Qf3#
- 1...Kf5
- 1.g5!
FEATURES
- Static
- TYPE = WAITER
- CHANGED MATES = 0
- ADDED MATES = 1
- REMOVED MATES = 0
- Sets
- R(c);::B(I)
- R(d);::R1(H),XP(f)
- R(d);SBLOCK::B(I)
- P(b);OGATE::QAB1(C)
- Tries
- Try
- S(D);CHECK
- Vars
- P(b);OGATE,XS(D)::QAB1(C)
- Refutation
- K(e);N_SPINP(f),P-FLIGHT
- Try
- B(A);XR(d)
- Threat
- QAR1(C),XP(b)
- Vars
- K(e);N_SPINP(f),OGATEB,P-FLIGHT,XB(A)::QAR1(C),XR(c)
- R(c);SBLOCK,XB(A)::B(I)
- P(b);::QAR1(C)
- Refutation
- R(c);
- Try
- B(I);XR(c)
- Vars
- R(d);::R1(H),XP(f)
- R(d);N_GUARD::B(I),XR(d)
- P(b);OGATE::QAB1(C)
- Refutation
- R(d);P_PINR(H)
- Try
- B(I);
- Vars
- R(c);::B(I)
- R(c);P_PINR(H)::B(I)
- R(d);::R1(H),XP(f)
- R(d);SBLOCK::B(I)
- P(b);OGATE::QAB1(C)
- Refutation
- R(d);P_PINR(H)
- Try
- R(H);
- Vars
- R(c);::B(I)
- R(d);::R1(H),XP(f)
- R(d);SBLOCK::B(I)
- R(d);P_PINB(I)::R1(H),XP(f)
- P(b);OGATE::QAB1(C)
- Refutation
- R(c);P_PINB(I)
- Try
- Q(C);CHECK
- Refutation
- R(c);XQ(C)
- Try
- Q(C);P_PINR(d),XR(c)
- Threat
- DUALS(3)
- Refutation
- R(d);N_SPINR(d),XQ(C)
- Try
- Q(C);CHECK
- Vars
- R(d);SBLOCK,XQ(C)::R1(H),XP(f)
- Refutation
- K(e);N_SPINP(f),S_FLIGHT,XQ(C)
- Try
- Actual
- P(E);
- Vars
- K(e);N_SPINP(f),S_FLIGHT::B(I)
- R(c);::B(I)
- R(d);::R1(H),XP(f)
- R(d);SBLOCK::B(I)
- P(b);OGATE::QAB1(C)
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