MESON Chess Problem Database
Problem Display
PID: 193366 (1Q4nb/8/3pK3/p1RP4/P2kB3/Bp3RN1/pr1rP2p/N4n2 w - - 0 1)
Mosely, Arthur James
Manchester Times, 1914
#2
11 + 11
| 6490 | yacpdb | 2019 |
SOLUTION
- SOUND
- Sets
- 1...Rbc2
- 2.Sxb3#
- 1...Rdc2
- 2.Rd3#
- 1...Rxe2
- 2.Rd3#
- 1...Rd3
- 2.Rxd3#
- 1...Sh6
- 2.Qxh8#
- 1...Se7
- 2.Qxh8#
- 1...Rbc2
- Tries
- 1.Sc2+?
- 1...Rdxc2
- 2.Rd3#
- 1...bxc2
- 2.Qxb2#
- 1...Rbxc2!
- 1...Rdxc2
- 1.Bxb2+?
- 1...Kxc5
- 2.Qb5#
- 1...Rxb2!
- 1...Kxc5
- 1.Rc6?
- threat
- 2.Qa7#
- 2.Qb6#
- 1...Rbc2
- 2.Sxb3#
- 1...Rdc2
- 2.Rd3#
- 1...Sxg3!
- threat
- 1.Rc7?
- threat
- 2.Qa7#
- 2.Qb6#
- 1...Rbc2
- 2.Sxb3#
- 1...Rdc2
- 2.Rd3#
- 1...Sxg3!
- threat
- 1.Rc8?
- threat
- 2.Qa7#
- 2.Qb6#
- 1...Rbc2
- 2.Sxb3#
- 1...Rdc2
- 2.Rd3#
- 1...Sxg3!
- threat
- 1.Qa7?
- threat
- 2.Rc1#
- 2.Rc2#
- 2.Rcc3#
- 2.Rc6#
- 2.Rc7#
- 2.Rc8#
- 1...dxc5
- 2.Qxc5#
- 1...Rbc2
- 2.Sxb3#
- 2.Rxc2#
- 2.Rcc3#
- 1...Rdc2
- 2.Rd3#
- 2.Rxc2#
- 2.Rcc3#
- 1...Rd3
- 2.Rxd3#
- 2.Rc1#
- 2.Rc2#
- 2.Rc6#
- 2.Rc7#
- 2.Rc8#
- 1...Se3
- 2.Rc1#
- 2.Rc2#
- 2.Rc6#
- 2.Rc7#
- 2.Rc8#
- 1...Sxg3!
- threat
- 1.Qc7?
- threat
- 2.Rc4#
- 1...dxc5
- 2.Qxc5#
- 1...Rbc2
- 2.Sxb3#
- 1...Rdc2
- 2.Rd3#
- 1...Se3!
- threat
- 1.Qxb3?
- threat
- 2.Rc4#
- 2.Qc4#
- 2.Qc3#
- 1...Rxb3
- 2.Sxb3#
- 1...Sxg3
- 2.Rc4#
- 2.Qc4#
- 2.Qe3#
- 1...dxc5
- 2.Qc3#
- 1...Rdc2
- 2.Rd3#
- 2.Qd3#
- 1...Rd3
- 2.Rxd3#
- 2.Rc4#
- 2.Qc4#
- 2.Qxd3#
- 1...Se3
- 2.Qc3#
- 2.Qxe3#
- 1...Rbc2!
- threat
- 1.Qb5?
- threat
- 2.Rc4#
- 2.Qc4#
- 1...dxc5
- 2.Bxc5#
- 2.Qxc5#
- 1...Rbc2
- 2.Sxb3#
- 1...Rdc2
- 2.Rd3#
- 2.Qd3#
- 1...Se3!
- threat
- 1.Qb6?
- threat
- 2.Rc1#
- 2.Rc2#
- 2.Rcc3#
- 2.Rc6#
- 2.Rc7#
- 2.Rc8#
- 1...dxc5
- 2.Qxc5#
- 1...Rbc2
- 2.Sxb3#
- 2.Rxc2#
- 2.Rcc3#
- 1...Rdc2
- 2.Rd3#
- 2.Rxc2#
- 2.Rcc3#
- 1...Rd3
- 2.Rxd3#
- 2.Rc1#
- 2.Rc2#
- 2.Rc6#
- 2.Rc7#
- 2.Rc8#
- 1...Se3
- 2.Rc1#
- 2.Rc2#
- 2.Rc6#
- 2.Rc7#
- 2.Rc8#
- 1...Sxg3!
- threat
- 1.Qc8?
- threat
- 2.Rc4#
- 1...dxc5
- 2.Qxc5#
- 1...Rbc2
- 2.Sxb3#
- 1...Rdc2
- 2.Rd3#
- 1...Se3!
- threat
- 1.Sc2+?
- Keys
- 1.Bc2!
- threat
- 2.Sf5#
- 1...Rxe2+
- 2.Sxe2#
- 1...Rbxc2
- 2.Sxb3#
- 1...Rdxc2
- 2.Rd3#
- 1...Sxg3
- 2.e3#
- 1...bxc2
- 2.Qxb2#
- 1...dxc5
- 2.Qf4#
- 1...Rd3
- 2.Rxd3#
- 1...Se3
- 2.Rf4#
- 1...Sh6
- 2.Qxh8#
- 1...Se7
- 2.Qxh8#
- threat
- 1.Bc2!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 1
- ADDED MATES = 4
- REMOVED MATES = 0
- Sets
- R(c);N_GUARD::S(A),XP(f)
- R(d);N_GUARD::R1(D)
- R(d);N_GUARD,P_PINB(G),XP(B)::R1(D)
- R(d);N_GUARD::R1(D),XR(d)
- S(j);OGATE::QAB(K),XB(k)
- Tries
- Try
- S(A);CHECK
- Vars
- R(d);XS(A)::R1(D)
- P(f);OGATE,XS(A)::QAB(K),XR(c)
- Refutation
- R(c);XS(A)
- Try
- B(C);CHECK,XR(c)
- Vars
- K(g);S_FLIGHT,XR(H)::QAR1(K)
- Refutation
- R(d);XB(C)
- Try
- R(H);
- Threat
- DUALS(2)
- Vars
- R(c);N_GUARD::S(A),XP(f)
- R(d);N_GUARD::R1(D)
- Refutation
- S(a);XS(E)
- Try
- R(H);
- Threat
- DUALS(2)
- Vars
- R(c);N_GUARD::S(A),XP(f)
- R(d);N_GUARD::R1(D)
- Refutation
- S(a);XS(E)
- Try
- R(H);
- Threat
- DUALS(2)
- Vars
- R(c);N_GUARD::S(A),XP(f)
- R(d);N_GUARD::R1(D)
- Refutation
- S(a);XS(E)
- Try
- Q(K);
- Threat
- DUALS(6)
- Vars
- P(i);OGATE,P_SPINP(i),XR(H)::QAB1(K),XP(i)
- Refutation
- S(a);XS(E)
- Try
- Q(K);
- Threat
- R1(H)
- Vars
- P(i);OGATE,XR(H)::QAB1(K),XP(i)
- R(c);N_GUARD::S(A),XP(f)
- R(d);N_GUARD::R1(D)
- Refutation
- S(a);
- Try
- Q(K);XP(f)
- Threat
- DUALS(3)
- Vars
- R(c);XQ(K)::S(A),XR(c)
- P(i);XR(H)::QAB1(K)
- Refutation
- R(c);
- Try
- Q(K);
- Threat
- DUALS(2)
- Vars
- R(c);N_GUARD::S(A),XP(f)
- Refutation
- S(a);
- Try
- Q(K);
- Threat
- DUALS(6)
- Vars
- P(i);OGATE,P_SPINP(i),XR(H)::QAB1(K),XP(i)
- Refutation
- S(a);XS(E)
- Try
- Q(K);
- Threat
- R1(H)
- Vars
- P(i);OGATE,XR(H)::QAB1(K),XP(i)
- R(c);N_GUARD::S(A),XP(f)
- R(d);N_GUARD::R1(D)
- Refutation
- S(a);
- Try
- Actual
- B(G);
- Threat
- S(E)
- Vars
- R(d);CHECK,XP(B)::S(E),XR(d)
- R(c);N_GUARD,XB(G)::S(A),XP(f)
- R(d);N_GUARD,XB(G)::R1(D)
- S(a);N_GUARD,XS(E)::P(B)
- P(f);OGATE,XB(G)::QAB(K),XR(c)
- P(i);OGATE,XR(H)::QAR2(K)
- R(d);N_GUARD::R1(D),XR(d)
- S(a);SBLOCK::R(D)
- S(j);OGATE::QAB(K),XB(k)
Developed and maintained by Brian Stephenson.
Implemented with HTML5, MySQL, Perl (with, inter alia, CGI::Simple, HTML::Template & XML::LibXML) &
CSS/Javascript (jQuery, Bootstrap & DataTables).