MESON Chess Problem Database
Problem Display
PID: 221515 (7k/P4B2/2p1P1K1/3b1PP1/2nR2p1/1p2Q3/5n1q/r6R w - - 0 1)
Kipping, Cyril Stanley
Recomm., BCPS 052. Ty., 1943-1944
#2
9 + 9
SOLUTION
- SOUND
- Sets
- 1...Qh4
- 2.Rxh4#
- 1...Qh5+
- 2.Rxh5#
- 1...Qh6+
- 2.Rxh6#
- 1...Qh7+
- 2.Rxh7#
- 1...Rb1
- 2.a8Q#
- 2.a8R#
- 1...Rc1
- 2.a8Q#
- 2.a8R#
- 1...Rd1
- 2.a8Q#
- 2.a8R#
- 1...Re1
- 2.a8Q#
- 2.a8R#
- 1...Rf1
- 2.a8Q#
- 2.a8R#
- 1...Rg1
- 2.a8Q#
- 2.a8R#
- 1...Bxh1
- 2.Rd8#
- 1...Bg2
- 2.Rd8#
- 1...Bf3
- 2.Rd8#
- 1...Be4
- 2.Rd8#
- 1...Bxe6
- 2.Rd8#
- 1...Sd1
- 2.Rxh2#
- 1...Sd3
- 2.Rxh2#
- 1...Se4
- 2.Rxh2#
- 1...Sb2
- 2.Qe5#
- 1...Sd2
- 2.Qe5#
- 1...Sa3
- 2.Qe5#
- 2.a8Q#
- 2.a8R#
- 1...Sa5
- 2.Qe5#
- 2.a8Q#
- 2.a8R#
- 1...Se5+
- 2.Qxe5#
- 1...Sb6
- 2.Qe5#
- 1...Sd6
- 2.Qe5#
- 1...Qh4
- Tries
- 1.Rxd5?
- threat
- 2.Rd8#
- 1...Qh5+
- 2.Rxh5#
- 1...Qh6+
- 2.Rxh6#
- 1...Qh7+
- 2.Rxh7#
- 1...Se5+
- 2.Qxe5#
- 1...Rd1
- 2.a8Q#
- 2.a8R#
- 1...Sd6
- 2.Qd4#
- 2.Qc3#
- 2.Qe5#
- 1...cxd5!
- threat
- 1.Qf4?
- threat
- 2.Qb8#
- 1...Qh5+
- 2.Rxh5#
- 1...Qh6+
- 2.Rxh6#
- 1...Qh7+
- 2.Rxh7#
- 1...Se5+
- 2.Qxe5#
- 1...Rxh1
- 2.a8Q#
- 2.a8R#
- 1...Bxh1
- 2.Rd8#
- 1...Bxe6
- 2.Rd8#
- 1...Sxh1
- 2.Qxh2#
- 1...Sb6
- 2.Qe5#
- 1...Sd6
- 2.Qe5#
- 1...Sh3!
- threat
- 1.e7?
- threat
- 2.e8Q#
- 2.e8R#
- 1...Qh5+
- 2.Rxh5#
- 1...Qh6+
- 2.Rxh6#
- 1...Qh7+
- 2.Rxh7#
- 1...Se5+
- 2.Qxe5#
- 1...Qxh1
- 2.e8Q#
- 2.e8R#
- 1...Rxh1
- 2.e8Q#
- 2.e8R#
- 1...Rxa7
- 2.e8Q#
- 2.e8R#
- 1...Bxh1
- 2.Rd8#
- 2.e8Q#
- 2.e8R#
- 1...Sxh1
- 2.e8Q#
- 2.e8R#
- 1...Sxe3
- 2.e8Q#
- 2.e8R#
- 1...Sh3
- 2.e8Q#
- 2.e8R#
- 1...Qh3
- 2.e8Q#
- 2.e8R#
- 1...Qh4
- 2.Rxh4#
- 2.e8Q#
- 2.e8R#
- 1...Rb1
- 2.a8Q#
- 2.a8R#
- 2.e8Q#
- 2.e8R#
- 1...Rc1
- 2.a8Q#
- 2.a8R#
- 2.e8Q#
- 2.e8R#
- 1...Rd1
- 2.a8Q#
- 2.a8R#
- 2.e8Q#
- 2.e8R#
- 1...Re1
- 2.a8Q#
- 2.a8R#
- 2.e8Q#
- 2.e8R#
- 1...Rf1
- 2.a8Q#
- 2.a8R#
- 2.e8Q#
- 2.e8R#
- 1...Rg1
- 2.a8Q#
- 2.a8R#
- 2.e8Q#
- 2.e8R#
- 1...Ra2
- 2.e8Q#
- 2.e8R#
- 1...Ra3
- 2.e8Q#
- 2.e8R#
- 1...Ra4
- 2.e8Q#
- 2.e8R#
- 1...Ra5
- 2.e8Q#
- 2.e8R#
- 1...Ra6
- 2.e8Q#
- 2.e8R#
- 1...Bg2
- 2.Rd8#
- 2.e8Q#
- 2.e8R#
- 1...Bf3
- 2.Rd8#
- 2.e8Q#
- 2.e8R#
- 1...Be4
- 2.Rd8#
- 2.e8Q#
- 2.e8R#
- 1...Be6
- 2.Rd8#
- 2.e8Q#
- 2.e8R#
- 1...Sd1
- 2.Rxh2#
- 2.e8Q#
- 2.e8R#
- 1...Sd3
- 2.Rxh2#
- 2.e8Q#
- 2.e8R#
- 1...Se4
- 2.Rxh2#
- 2.e8Q#
- 2.e8R#
- 1...Sb2
- 2.Qe5#
- 2.e8Q#
- 2.e8R#
- 1...Sd2
- 2.Qe5#
- 2.e8Q#
- 2.e8R#
- 1...Sa3
- 2.Qe5#
- 2.a8Q#
- 2.a8R#
- 2.e8Q#
- 2.e8R#
- 1...Sa5
- 2.Qe5#
- 2.a8Q#
- 2.a8R#
- 2.e8Q#
- 2.e8R#
- 1...Sb6
- 2.Qe5#
- 2.e8Q#
- 2.e8R#
- 1...Sd6
- 2.Qe5#
- 1...b2
- 2.e8Q#
- 2.e8R#
- 1...g3
- 2.e8Q#
- 2.e8R#
- 1...c5
- 2.e8Q#
- 2.e8R#
- 1...Bxf7+!
- threat
- 1.Rxd5?
- Keys
- 1.Qg3!
- threat
- 2.Qb8#
- 1...Qh5+
- 2.Rxh5#
- 1...Qh6+
- 2.Rxh6#
- 1...Qh7+
- 2.Rxh7#
- 1...Se5+
- 2.Qxe5#
- 1...Rxh1
- 2.a8Q#
- 2.a8R#
- 1...Bxh1
- 2.Rd8#
- 1...Bxe6
- 2.Rd8#
- 1...Sxh1
- 2.Qxh2#
- 1...Sh3
- 2.Qh4#
- 1...Sb6
- 2.Qe5#
- 1...Sd6
- 2.Qe5#
- threat
- 1.Qg3!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 2
- REMOVED MATES = 9
- Sets
- Q(c);OGATE::R(A),XQ(c)
- Q(c);CHECK,OGATE::R(A),XQ(c)
- Q(c);CHECK,OGATE::R1(A),XQ(c)
- R(a);N_GUARD::P=Q
- B(g);N_SPINQ(c),OGATE,XR(A)::R(C)
- B(g);OGATE::R(C)
- B(g);OGATE,P_PINP(D)::R(C)
- B(g);OGATE,XP(F)::R(C)
- S(b);N_GUARD::R(A),XQ(c)
- S(e);N_GUARD::QAB(B)
- S(e);CHECK,N_GUARD::QAB(B),XS(e)
- Tries
- Try
- R(C);XB(g)
- Threat
- R(C)
- Vars
- Q(c);CHECK,OGATE::R(A),XQ(c)
- Q(c);CHECK,OGATE::R1(A),XQ(c)
- S(e);CHECK,N_GUARD::QAB(B),XS(e)
- R(a);N_GUARD::P=Q
- Refutation
- P(h);XR(C)
- Try
- Q(B);
- Threat
- QAR(B)
- Vars
- Q(c);CHECK,OGATE::R(A),XQ(c)
- Q(c);CHECK,OGATE::R1(A),XQ(c)
- S(e);CHECK,N_GUARD::QAB(B),XS(e)
- R(a);N_GUARD,N_SPINQ(c),XR(A)::P=Q
- B(g);N_SPINQ(c),OGATE,XR(A)::R(C)
- B(g);OGATE,XP(F)::R(C)
- S(b);N_GUARD,N_SPINQ(c),XR(A)::QAR(B),XQ(c)
- S(e);N_GUARD::QAB(B)
- Refutation
- S(b);N_SPINQ(c)
- Try
- P(F);
- Threat
- P=Q
- Vars
- Q(c);CHECK,OGATE::R(A),XQ(c)
- Q(c);CHECK,OGATE::R1(A),XQ(c)
- S(e);CHECK,N_GUARD::QAB(B),XS(e)
- Q(c);N_SPINQ(c),XR(A)::P=Q
- R(a);N_SPINQ(c),XR(A)::P=Q
- R(a);XP(H)::P=Q
- S(b);N_SPINQ(c),XR(A)::P=Q
- S(e);XQ(B)::P=Q
- S(b);N_SPINQ(c)::P=Q
- Q(c);::P=Q
- R(a);::P=Q
- S(e);N_GUARD::QAB(B)
- P(d);::P=Q
- P(f);::P=Q
- P(h);::P=Q
- Refutation
- B(g);CHECK,XB(I)
- Try
- Actual
- Q(B);
- Threat
- QAR(B)
- Vars
- Q(c);CHECK,OGATE::R(A),XQ(c)
- Q(c);CHECK,OGATE::R1(A),XQ(c)
- S(e);CHECK,N_GUARD::QAB(B),XS(e)
- R(a);N_GUARD,N_SPINQ(c),XR(A)::P=Q
- B(g);N_SPINQ(c),OGATE,XR(A)::R(C)
- B(g);OGATE,XP(F)::R(C)
- S(b);N_GUARD,N_SPINQ(c),XR(A)::QAR(B),XQ(c)
- S(b);N_SPINQ(c),S_CUTQ(c)::QAR(B)
- S(e);N_GUARD::QAB(B)
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).