MESON Chess Problem Database
Problem Display
PID: 64343 (2R5/8/7B/2Q2nq1/B2N1n2/P5R1/2P5/KNk5 w - - 0 1)
Kipping, Cyril Stanley
Chess, 1947
#2
10 + 4
SOLUTION
- SOUND
- Sets
- 1...Qf6
- 2.Rg1#
- 1...Qxh6
- 2.Rg1#
- 1...Qd8
- 2.Rg1#
- 1...Sd3
- 2.cxd3#
- 1...Sd5
- 2.Rg1#
- 1...Sh5
- 2.Rg1#
- 1...Se6
- 2.Rg1#
- 1...Sg6
- 2.Rg1#
- 1...Qf6
- Tries
- 1.Qb4?
- threat
- 2.Qe1#
- 2.Qd2#
- 1...Kd1
- 2.Qd2#
- 1...Qxg3
- 2.Qd2#
- 1...Se3
- 2.Qd2#
- 1...Qe7
- 2.Qd2#
- 1...Qg4
- 2.Qd2#
- 1...Qh5
- 2.Qd2#
- 1...Se2
- 2.Qe1#
- 1...Sd3
- 2.cxd3#
- 1...Sh3
- 2.Qe1#
- 1...Sd5
- 2.Rg1#
- 2.Qe1#
- 1...Sh5
- 2.Rg1#
- 2.Qe1#
- 1...Se6
- 2.Rg1#
- 2.Qe1#
- 1...Sg6
- 2.Rg1#
- 2.Qe1#
- 1...Sg2!
- threat
- 1.Qc3?
- threat
- 2.Qe1#
- 2.Qd2#
- 1...Kd1
- 2.Qd2#
- 1...Qxg3
- 2.Qd2#
- 1...Se3
- 2.Qd2#
- 1...Qe7
- 2.Qd2#
- 1...Qg4
- 2.Qd2#
- 1...Qh5
- 2.Qd2#
- 1...Se2
- 2.Qe1#
- 1...Sd3
- 2.cxd3#
- 1...Sh3
- 2.Qe1#
- 1...Sd5
- 2.Rg1#
- 2.Qe1#
- 1...Sh5
- 2.Rg1#
- 2.Qe1#
- 1...Se6
- 2.Rg1#
- 2.Qe1#
- 1...Sg6
- 2.Rg1#
- 2.Qe1#
- 1...Sg2!
- threat
- 1.Qa5?
- threat
- 2.Qe1#
- 2.Qd2#
- 1...Kd1
- 2.Qd2#
- 1...Qxg3
- 2.Qd2#
- 1...Qe7
- 2.Qd2#
- 1...Qg4
- 2.Qd2#
- 1...Qh5
- 2.Qd2#
- 1...Se2
- 2.Qe1#
- 1...Sd3
- 2.cxd3#
- 1...Sh3
- 2.Qe1#
- 1...Sd5
- 2.Rg1#
- 2.Qe1#
- 1...Sh5
- 2.Rg1#
- 2.Qe1#
- 1...Se6
- 2.Rg1#
- 2.Qe1#
- 1...Sg6
- 2.Rg1#
- 2.Qe1#
- 1...Se3
- 2.Qd2#
- 1...Sg2!
- threat
- 1.Qb4?
- Keys
- 1.Qd5!
- threat
- 2.Sb3#
- 2.Qh1#
- 1...Kd1
- 2.Qh1#
- 1...Qxh6
- 2.Sb3#
- 2.Rg1#
- 1...Qxg3
- 2.Se2#
- 1...Sxd5
- 2.Rg1#
- 1...Sxg3
- 2.Sb3#
- 1...Sxd4
- 2.Qh1#
- 1...Sg2
- 2.Se2#
- 2.Sb3#
- 1...Qh4
- 2.Se2#
- 2.Sb3#
- 1...Qf6
- 2.Rg1#
- 2.Qh1#
- 1...Qe7
- 2.Sb3#
- 1...Qg4
- 2.Sb3#
- 1...Qh5
- 2.Sb3#
- 1...Qg7
- 2.Qh1#
- 1...Se2
- 2.Sxe2#
- 2.Sb3#
- 1...Sd3
- 2.cxd3#
- 1...Sh3
- 2.Se2#
- 2.Sb3#
- 1...Se3
- 2.Sb3#
- threat
- 1.Qd5!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 9
- REMOVED MATES = 6
- Sets
- Q(d);N_GUARD,P_PINS(G),P_SPINS(b)::R(E)
- Q(d);N_GUARD,XB(I)::R(E)
- Q(d);N_GUARD,P_SPINS(b)::R(E)
- S(b);OGATE,P_SPINQ(d)::QAR(H)+P(C),XS(b)
- S(b);P_SPINQ(d)::R(E)
- Tries
- Try
- Q(H);
- Threat
- DUALS(2)
- Vars
- K(a);P-FLIGHT::QAR1(H)
- Q(d);P_SPINS(b),XR(E)::QAB1(H)
- S(c);::QAB1(H)
- Q(d);P_SPINS(b)::QAB1(H)
- S(b);P_SPINQ(d)::QAR2(H)
- S(b);OGATE,P_SPINQ(d)::R(J)+P(C),XS(b)
- Refutation
- S(b);P_SPINQ(d)
- Try
- Q(H);
- Threat
- DUALS(2)
- Vars
- K(a);P-FLIGHT::QAR1(H)
- Q(d);P_SPINS(b),XR(E)::QAB1(H)
- S(c);::QAB1(H)
- Q(d);P_SPINS(b)::QAB1(H)
- S(b);P_SPINQ(d)::QAR2(H)
- S(b);OGATE,P_SPINQ(d)::QAR(H)+P(C),XS(b)
- Refutation
- S(b);P_SPINQ(d)
- Try
- Q(H);
- Threat
- DUALS(2)
- Vars
- K(a);P-FLIGHT::QAR1(H)
- Q(d);P_SPINS(b),XR(E)::QAB1(H)
- Q(d);P_SPINS(b)::QAB1(H)
- S(b);P_SPINQ(d)::QAR2(H)
- S(b);OGATE,P_SPINQ(d)::R(J)+P(C),XS(b)
- S(c);::QAB1(H)
- Refutation
- S(b);P_SPINQ(d)
- Try
- Actual
- Q(H);
- Threat
- DUALS(2)
- Vars
- K(a);P-FLIGHT::QAR(H)
- Q(d);P_SPINS(b),XR(E)::S(G)
- S(b);P_SPINQ(d),XQ(H)::R(E)
- S(c);XR(E)::S(G)
- S(c);XS(G)::QAR(H)
- Q(d);P_SPINS(b)::S(G)
- Q(d);P_PINS(G),P_SPINS(b)::QAR(H)
- S(b);OGATE,P_SPINQ(d)::R(J)+P(C),XS(b)
- S(c);::S(G)
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).