MESON Chess Problem Database
Problem Display
PID: 250592 (1RN1B3/1b6/r2Pn3/4RP1Q/2kn4/BpP1p3/1P2PP2/2K5 w - - 0 1)
Wood, PJ
Manchester Evening News, 1926
(First published on Sat Mar 20 1926)
#2
13 + 7
| 15239 | Valois Notebooks | 2021 |
SOLUTION
- SOUND
- Sets
- 1...Rxa3
- 2.Sb6#
- 1...Ra4
- 2.Sb6#
- 1...Ra5
- 2.Sb6#
- 1...Rb6
- 2.Sxb6#
- 1...Rxd6
- 2.Sxd6#
- 1...Ra7
- 2.Sb6#
- 1...Ra8
- 2.Sb6#
- 1...Bh1
- 2.Rb4#
- 1...Bg2
- 2.Rb4#
- 1...Bf3
- 2.Rb4#
- 1...Be4
- 2.Rb4#
- 1...Bc6
- 2.Rb4#
- 1...Ba8
- 2.Rb4#
- 1...Bxc8
- 2.Rb4#
- 1...Sc2
- 2.Bb5#
- 1...Sxe2+
- 2.Qxe2#
- 1...Sf3
- 2.Bb5#
- 1...Sb5
- 2.Bxb5#
- 1...Sxf5
- 2.Bb5#
- 1...Sf4
- 2.Rc5#
- 1...Sc5
- 2.Rxc5#
- 1...Sg5
- 2.Rc5#
- 1...Sc7
- 2.Rc5#
- 1...Sg7
- 2.Rc5#
- 1...Sd8
- 2.Rc5#
- 1...Sf8
- 2.Rc5#
- 1...Rxa3
- Tries
- 1.Rxb7?
- threat
- 2.Rb4#
- 1...Sxe2+
- 2.Qxe2#
- 1...Ra4
- 2.Sb6#
- 1...Rb6
- 2.Sxb6#
- 1...Sc2
- 2.Bb5#
- 1...Sb5
- 2.Bxb5#
- 1...Sc6!
- threat
- 1.Qg4?
- threat
- 2.Bb5#
- 1...Ra5
- 2.Sb6#
- 1...Rb6
- 2.Sxb6#
- 1...Be4
- 2.Rb4#
- 1...Bc6
- 2.Rb4#
- 1...Sf4
- 2.Rc5#
- 1...Sc5
- 2.Rxc5#
- 2.Qxd4#
- 1...Sc7
- 2.Rc5#
- 2.Qxd4#
- 1...Rc6!
- threat
- 1.Qh4?
- threat
- 2.Bb5#
- 1...Ra5
- 2.Sb6#
- 1...Rb6
- 2.Sxb6#
- 1...Be4
- 2.Rb4#
- 1...Bc6
- 2.Rb4#
- 1...Sf4
- 2.Rc5#
- 1...Sc5
- 2.Rxc5#
- 2.Qxd4#
- 1...Sc7
- 2.Rc5#
- 2.Qxd4#
- 1...Rc6!
- threat
- 1.Rxb7?
- Keys
- 1.Qf3!
- 1...Sxe2+
- 2.Qxe2#
- 1...Rxa3
- 2.Sb6#
- 1...Rxd6
- 2.Sxd6#
- 1...Bxf3
- 2.Rb4#
- 1...Bxc8
- 2.Rb4#
- 2.Qd5#
- 1...Sxf3
- 2.Bb5#
- 1...Sxf5
- 2.Bb5#
- 1...exf2
- 2.Qd3#
- 1...Rc6
- 2.Qd5#
- 1...Ra4
- 2.Sb6#
- 1...Ra5
- 2.Sb6#
- 1...Rb6
- 2.Sxb6#
- 1...Ra7
- 2.Sb6#
- 1...Ra8
- 2.Sb6#
- 1...Be4
- 2.Rb4#
- 1...Bd5
- 2.Qxd5#
- 1...Bc6
- 2.Rb4#
- 1...Ba8
- 2.Rb4#
- 1...Sc2
- 2.Bb5#
- 1...Sb5
- 2.Bxb5#
- 1...Sc6
- 2.Qd5#
- 1...Sf4
- 2.Rc5#
- 1...Sc5
- 2.Rxc5#
- 1...Sg5
- 2.Rc5#
- 1...Sc7
- 2.Rc5#
- 1...Sg7
- 2.Rc5#
- 1...Sd8
- 2.Rc5#
- 1...Sf8
- 2.Rc5#
- 1...Sxe2+
- 1.Qf3!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 4
- REMOVED MATES = 3
- Sets
- R(e);N_GUARD,XB(E)::S(L)
- R(e);N_GUARD::S(L)
- R(e);N_GUARD::S(L),XR(e)
- R(e);XP(J)::S(L),XR(e)
- B(g);OGATE::R1(K)
- B(g);OGATE,XS(L)::R1(K)
- S(d);N_GUARD::B(M)
- S(d);CHECK,OGATE,XP(C)::QAB(I),XS(d)
- S(d);N_GUARD::B(M),XS(d)
- S(d);N_GUARD,XP(H)::B(M)
- S(f);N_GUARD::R1(G)
- S(f);N_GUARD::R1(G),XS(f)
- Tries
- Try
- R(K);XB(g)
- Threat
- R1(K)
- Vars
- S(d);CHECK,OGATE,XP(C)::QAB(I),XS(d)
- R(e);N_GUARD::S(L)
- R(e);N_GUARD::S(L),XR(e)
- S(d);N_GUARD::B(M)
- S(d);N_GUARD::B(M),XS(d)
- Refutation
- S(d);
- Try
- Q(I);P_PINS(d)
- Threat
- B(M)
- Vars
- R(e);N_GUARD::S(L)
- R(e);N_GUARD::S(L),XR(e)
- B(g);N_SPINS(d),OGATE::R1(K)
- B(g);OGATE::R1(K)
- S(f);N_GUARD,N_SPINS(d)::R1(G)
- Refutation
- R(e);
- Try
- Q(I);P_PINS(d)
- Threat
- B(M)
- Vars
- R(e);N_GUARD::S(L)
- R(e);N_GUARD::S(L),XR(e)
- B(g);N_SPINS(d),OGATE::R1(K)
- B(g);OGATE::R1(K)
- S(f);N_GUARD,N_SPINS(d)::R1(G)
- Refutation
- R(e);
- Try
- Actual
- Q(I);
- Vars
- S(d);CHECK,OGATE,XP(C)::QAB(I),XS(d)
- R(e);N_GUARD,XB(E)::S(L)
- R(e);XP(J)::S(L),XR(e)
- B(g);OGATE,XQ(I)::R1(K)
- S(d);N_GUARD,XQ(I)::B(M)
- S(d);N_GUARD,XP(H)::B(M)
- P(b);OGATE,XP(D)::QAB1(I)
- R(e);S_CUTB(g)::QAB1(I)
- R(e);N_GUARD::S(L)
- R(e);N_GUARD::S(L),XR(e)
- B(g);OGATE::R1(K)
- B(g);N_GUARD::QAB1(I),XB(g)
- S(d);N_GUARD::B(M)
- S(d);N_GUARD::B(M),XS(d)
- S(d);S_CUTB(g)::QAB1(I)
- S(f);N_GUARD::R1(G)
- S(f);N_GUARD::R1(G),XS(f)
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