MESON Chess Problem Database
Problem Display
PID: 421 (3n4/p1Q5/PRp5/1rk5/r1b1P3/3B1N1p/4P1pP/2R1B1K1 w - - 0 1)
Warton, Joseph John
Warton, Thomas Joseph
The Observer, 1946
(First published on Sun Mar 17 1946)
#2
11 + 9
| 15239 | Valois Notebooks | 2019 |
SOLUTION
- SOUND
- Sets
- 1...Ra1
- 2.Rxc4#
- 1...Ra2
- 2.Rxc4#
- 1...Ra3
- 2.Rxc4#
- 1...Rab4
- 2.Bf2#
- 1...Raa5
- 2.Rxc4#
- 1...Rxa6
- 2.Rxc4#
- 1...Rb1
- 2.Bf2#
- 1...Rb2
- 2.Bf2#
- 1...Rb3
- 2.Bf2#
- 1...Rbb4
- 2.Bf2#
- 1...Rba5
- 2.Bf2#
- 1...Rxb6
- 2.Qe5#
- 1...Se6
- 2.Rxc6#
- 2.Qxc6#
- 1...Sb7
- 2.Rxc6#
- 2.Qxc6#
- 1...Sf7
- 2.Rxc6#
- 2.Qxc6#
- 1...axb6
- 2.Qe5#
- 2.Qe7#
- 1...Ra1
- Tries
- 1.Bd2?
- 1...Rxa6
- 2.Rxc4#
- 1...Rxb6
- 2.Qe5#
- 1...axb6
- 2.Qe5#
- 2.Qe7#
- 1...Ra2
- 2.Rxc4#
- 1...Ra3
- 2.Rxc4#
- 1...Rab4
- 2.Be3#
- 1...Raa5
- 2.Rxc4#
- 1...Rb1
- 2.Be3#
- 1...Rb2
- 2.Be3#
- 1...Rb3
- 2.Be3#
- 1...Rbb4
- 2.Be3#
- 1...Rba5
- 2.Be3#
- 1...Se6
- 2.Rxc6#
- 2.Qxc6#
- 1...Sb7
- 2.Rxc6#
- 2.Qxc6#
- 1...Sf7
- 2.Rxc6#
- 2.Qxc6#
- 1...Ra1!
- 1...Rxa6
- 1.Ba5?
- threat
- 2.Qe5#
- 2.Qe7#
- 1...Raxa5
- 2.Rxc4#
- 1...Rxb6
- 2.Qe5#
- 1...Sb7
- 2.Rxc6#
- 2.Qe5#
- 2.Qxc6#
- 1...Sf7
- 2.Rxc6#
- 2.Qxc6#
- 1...Rbxa5!
- threat
- 1.Rc2?
- 1...Rxa6
- 2.Rxc4#
- 1...Rxb6
- 2.Qe5#
- 1...axb6
- 2.Qe5#
- 2.Qe7#
- 1...Ra1
- 2.Rxc4#
- 1...Ra2
- 2.Rxc4#
- 1...Ra3
- 2.Rxc4#
- 1...Rab4
- 2.Bf2#
- 1...Raa5
- 2.Rxc4#
- 1...Rb2
- 2.Bf2#
- 1...Rb3
- 2.Bf2#
- 1...Rbb4
- 2.Bf2#
- 1...Rba5
- 2.Bf2#
- 1...Se6
- 2.Rxc6#
- 2.Qxc6#
- 1...Sb7
- 2.Rxc6#
- 2.Qxc6#
- 1...Sf7
- 2.Rxc6#
- 2.Qxc6#
- 1...Rb1!
- 1...Rxa6
- 1.Bd2?
- Keys
- 1.Sg5!
- 1...Kd4
- 2.Bf2#
- 1...Rxa6
- 2.Rxc4#
- 1...Rxb6
- 2.Qe5#
- 1...axb6
- 2.Qe5#
- 1...Ra1
- 2.Rxc4#
- 1...Ra2
- 2.Rxc4#
- 1...Ra3
- 2.Rxc4#
- 1...Rab4
- 2.Bf2#
- 1...Raa5
- 2.Rxc4#
- 1...Rb1
- 2.Bf2#
- 1...Rb2
- 2.Bf2#
- 1...Rb3
- 2.Bf2#
- 1...Rbb4
- 2.Bf2#
- 1...Rba5
- 2.Bf2#
- 1...Se6
- 2.Sxe6#
- 1...Sb7
- 2.Se6#
- 1...Sf7
- 2.Se6#
- 1...Kd4
- 1.Sg5!
FEATURES
- Static
- TYPE = WAITER
- CHANGED MATES = 0
- ADDED MATES = 5
- REMOVED MATES = 0
- Sets
- R(c);N_GUARD::R1(A),XB(d)
- R(c);SBLOCK::B(B)
- R(c);N_GUARD,XP(I)::R1(A),XB(d)
- R(e);::B(B)
- R(e);SBLOCK,XR(J)::QAR2(K)
- Tries
- Try
- B(B);
- Vars
- R(c);N_GUARD,XP(I)::R1(A),XB(d)
- R(e);SBLOCK,XR(J)::QAR2(K)
- R(c);N_GUARD::R1(A),XB(d)
- R(c);SBLOCK::B(B)
- R(e);P_PINR(A)::B(B)
- R(e);::B(B)
- Refutation
- R(c);P_PINR(A)
- Try
- B(B);
- Threat
- DUALS(2)
- Vars
- R(c);N_GUARD,XB(B)::R1(A),XB(d)
- R(e);XR(J)::QAR2(K)
- Refutation
- R(e);XB(B)
- Try
- R(A);
- Vars
- R(c);N_GUARD,XP(I)::R1(A),XB(d)
- R(e);SBLOCK,XR(J)::QAR2(K)
- R(c);N_GUARD,P_PINB(B)::R1(A),XB(d)
- R(c);N_GUARD::R1(A),XB(d)
- R(c);SBLOCK::B(B)
- R(e);::B(B)
- Refutation
- R(e);P_PINB(B)
- Try
- Actual
- S(G);
- Vars
- K(f);N_SPINB(d),N_SPINP(g),S_FLIGHT::B(B)
- R(c);N_GUARD,XP(I)::R1(A),XB(d)
- R(e);SBLOCK,XR(J)::QAR2(K)
- P(h);SBLOCK,XR(J)::QAR2(K)
- R(c);N_GUARD::R1(A),XB(d)
- R(c);SBLOCK::B(B)
- R(e);::B(B)
- S(i);N_GUARD::S(G),XS(i)
- S(i);N_GUARD::S(G)
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