MESON Chess Problem Database
Problem Display
PID: 140570 (n5bQ/p1p1Bp2/PbP2p2/1N1kNP2/3P2p1/4p1P1/n3P2p/1BRR1K2 w - - 0 1)
Stewart, John
British Chess Magazine, 1919
#2
14 + 12
| 56 | The Problemist | 1943 |
SOLUTION
- SOUND
- Sets
- 1...Bxd4
- 2.Rc5#
- 1...Ba5
- 2.Rc5#
- 1...Bc5
- 2.Rxc5#
- 1...Bh7
- 2.Qd8#
- 1...Sxc1
- 2.Sc3#
- 1...Sc3
- 2.Sxc3#
- 1...Sb4
- 2.Sc3#
- 1...h1Q+
- 2.Qxh1#
- 1...h1S
- 2.Qxh1#
- 1...h1B
- 2.Qxh1#
- 1...h1R+
- 2.Qxh1#
- 1...fxe5
- 2.Qxe5#
- 1...Bxd4
- Tries
- 1.Ke1?
- 1...h1Q+
- 2.Qxh1#
- 1...h1R+
- 2.Qxh1#
- 1...Bxd4
- 2.Rc5#
- 1...Sxc1
- 2.Sc3#
- 1...fxe5
- 2.Qxe5#
- 1...h1S
- 2.Qxh1#
- 1...h1B
- 2.Qxh1#
- 1...Bc5
- 2.Rxc5#
- 1...Bh7
- 2.Qd8#
- 1...Sc3
- 2.Sxc3#
- 1...Sb4
- 2.Sc3#
- 1...Ba5+!
- 1...h1Q+
- 1.Sxc7+?
- 1...Bxc7
- 2.Rc5#
- 1...Sxc7!
- 1...Bxc7
- 1.Ba3?
- 1...h1Q+
- 2.Qxh1#
- 1...h1R+
- 2.Qxh1#
- 1...Bxd4
- 2.Rc5#
- 1...Sxc1
- 2.Sc3#
- 1...fxe5
- 2.Qxe5#
- 1...h1S
- 2.Qxh1#
- 1...h1B
- 2.Qxh1#
- 1...Ba5
- 2.Rc5#
- 1...Bc5
- 2.Rxc5#
- 1...Bh7
- 2.Qd8#
- 1...Sc3
- 2.Sxc3#
- 1...Sb4!
- 1...h1Q+
- 1.Bb4?
- 1...h1Q+
- 2.Qxh1#
- 1...h1R+
- 2.Qxh1#
- 1...Bxd4
- 2.Rc5#
- 1...Sxc1
- 2.Sc3#
- 1...fxe5
- 2.Qxe5#
- 1...h1S
- 2.Qxh1#
- 1...h1B
- 2.Qxh1#
- 1...Ba5
- 2.Rc5#
- 1...Bc5
- 2.Rxc5#
- 1...Bh7
- 2.Qd8#
- 1...Sc3
- 2.Sxc3#
- 1...Sxb4!
- 1...h1Q+
- 1.Bf8?
- 1...h1Q+
- 2.Qxh1#
- 1...h1R+
- 2.Qxh1#
- 1...Bxd4
- 2.Rc5#
- 1...Sxc1
- 2.Sc3#
- 1...fxe5
- 2.Qxe5#
- 1...h1S
- 2.Qxh1#
- 1...h1B
- 2.Qxh1#
- 1...Sc3
- 2.Sxc3#
- 1...Ba5
- 2.Rc5#
- 1...Bc5
- 2.Rxc5#
- 1...Sb4
- 2.Sc3#
- 1...Bh7!
- 1...h1Q+
- 1.Rc2?
- 1...h1Q+
- 2.Qxh1#
- 1...h1R+
- 2.Qxh1#
- 1...Ke4
- 2.Rc5#
- 1...Bxd4
- 2.Rc5#
- 1...fxe5
- 2.Qxe5#
- 1...h1S
- 2.Qxh1#
- 1...h1B
- 2.Qxh1#
- 1...Sc3
- 2.Sxc3#
- 1...Ba5
- 2.Rc5#
- 1...Bc5
- 2.Rxc5#
- 1...Sc1
- 2.Sc3#
- 1...Sb4
- 2.Sc3#
- 1...Bh7!
- 1...h1Q+
- 1.Rc4?
- 1...h1Q+
- 2.Qxh1#
- 1...h1R+
- 2.Qxh1#
- 1...Bxd4
- 2.Rc5#
- 1...h1S
- 2.Qxh1#
- 1...h1B
- 2.Qxh1#
- 1...Sc3
- 2.Sxc3#
- 1...Ba5
- 2.Rc5#
- 1...Bc5
- 2.Rxc5#
- 1...Bh7
- 2.Qd8#
- 1...Sc1
- 2.Sc3#
- 1...Sb4
- 2.Sc3#
- 1...fxe5!
- 1...h1Q+
- 1.Qxh2?
- threat
- 2.Qh1#
- 2.Qg2#
- 1...Bxd4
- 2.Rc5#
- 1...Sc3
- 2.Sxc3#
- 1...fxe5!
- threat
- 1.Qh5?
- 1...h1Q+
- 2.Qxh1#
- 1...h1R+
- 2.Qxh1#
- 1...Bxd4
- 2.Rc5#
- 1...Sxc1
- 2.Sc3#
- 1...h1S
- 2.Qxh1#
- 1...h1B
- 2.Qxh1#
- 1...Bh7
- 2.Qxf7#
- 1...Ba5
- 2.Rc5#
- 1...Bc5
- 2.Rxc5#
- 1...Sc3
- 2.Sxc3#
- 1...Sb4
- 2.Sc3#
- 1...fxe5!
- 1...h1Q+
- 1.Ke1?
- Keys
- 1.Rd2!
- 1...h1Q+
- 2.Qxh1#
- 1...h1R+
- 2.Qxh1#
- 1...Bxd4
- 2.Rc5#
- 1...Sxc1
- 2.Sc3#
- 1...exd2
- 2.e4#
- 1...fxe5
- 2.Qxe5#
- 1...h1S
- 2.Qxh1#
- 1...h1B
- 2.Qxh1#
- 1...Sc3
- 2.Sxc3#
- 1...Ba5
- 2.Rc5#
- 1...Bc5
- 2.Rxc5#
- 1...Bh7
- 2.Qd8#
- 1...Sb4
- 2.Sc3#
- 1...h1Q+
- 1.Rd2!
This is a version of 196880
FEATURES
- Static
- TYPE = WAITER
- CHANGED MATES = 0
- ADDED MATES = 1
- REMOVED MATES = 0
- Sets
- B(f);N_GUARD,P_SPINB(f),XP(G)::R1(B)
- B(f);N_GUARD::R1(B)
- B(f);N_GUARD::R1(B),XB(f)
- B(l);OGATE::QAR(N)
- S(a);N_GUARD,XR(B)::S(H)
- S(a);N_GUARD::S(H),XS(a)
- S(a);N_GUARD::S(H)
- P(b);CHECK,OGATE::QAB(N),XQ(b)
- P(b);OGATE::QAB(N),XS(b)
- P(b);OGATE::QAB(N),XB(b)
- P(b);CHECK,OGATE::QAB(N),XR(b)
- P(g);OGATE,XS(I)::QAR1(N),XP(g)
- Tries
- Try
- K(D);P-FLIGHT
- Vars
- P(b);CHECK,OGATE::QAB(N),XQ(b)
- P(b);CHECK,OGATE::QAB(N),XR(b)
- B(f);N_GUARD,P_SPINB(f),XP(G)::R1(B)
- S(a);N_GUARD,XR(B)::S(H)
- P(g);OGATE,XS(I)::QAR1(N),XP(g)
- P(b);OGATE::QAB(N),XS(b)
- P(b);OGATE::QAB(N),XB(b)
- B(f);N_GUARD::R1(B),XB(f)
- B(l);OGATE::QAR(N)
- S(a);N_GUARD::S(H),XS(a)
- S(a);N_GUARD::S(H)
- Refutation
- B(f);CHECK
- Try
- S(H);CHECK,XP(i)
- Vars
- B(f);XS(H)::R1(B)
- Refutation
- S(k);XS(H)
- Try
- B(M);
- Vars
- P(b);CHECK,OGATE::QAB(N),XQ(b)
- P(b);CHECK,OGATE::QAB(N),XR(b)
- B(f);N_GUARD,P_SPINB(f),XP(G)::R1(B)
- S(a);N_GUARD,XR(B)::S(H)
- P(g);OGATE,XS(I)::QAR1(N),XP(g)
- P(b);OGATE::QAB(N),XS(b)
- P(b);OGATE::QAB(N),XB(b)
- B(f);N_GUARD::R1(B)
- B(f);N_GUARD::R1(B),XB(f)
- B(l);OGATE::QAR(N)
- S(a);N_GUARD::S(H),XS(a)
- Refutation
- S(a);
- Try
- B(M);
- Vars
- P(b);CHECK,OGATE::QAB(N),XQ(b)
- P(b);CHECK,OGATE::QAB(N),XR(b)
- B(f);N_GUARD,P_SPINB(f),XP(G)::R1(B)
- S(a);N_GUARD,XR(B)::S(H)
- P(g);OGATE,XS(I)::QAR1(N),XP(g)
- P(b);OGATE::QAB(N),XS(b)
- P(b);OGATE::QAB(N),XB(b)
- B(f);N_GUARD::R1(B)
- B(f);N_GUARD::R1(B),XB(f)
- B(l);OGATE::QAR(N)
- S(a);N_GUARD::S(H),XS(a)
- Refutation
- S(a);XB(M)
- Try
- B(M);
- Vars
- P(b);CHECK,OGATE::QAB(N),XQ(b)
- P(b);CHECK,OGATE::QAB(N),XR(b)
- B(f);N_GUARD,P_SPINB(f),XP(G)::R1(B)
- S(a);N_GUARD,XR(B)::S(H)
- P(g);OGATE,XS(I)::QAR1(N),XP(g)
- P(b);OGATE::QAB(N),XS(b)
- P(b);OGATE::QAB(N),XB(b)
- S(a);N_GUARD::S(H),XS(a)
- B(f);N_GUARD::R1(B)
- B(f);N_GUARD::R1(B),XB(f)
- S(a);N_GUARD::S(H)
- Refutation
- B(l);
- Try
- R(B);
- Vars
- P(b);CHECK,OGATE::QAB(N),XQ(b)
- P(b);CHECK,OGATE::QAB(N),XR(b)
- K(e);S_FLIGHT::B(A)+R(B)
- B(f);N_GUARD,P_SPINB(f),XP(G)::R1(B)
- P(g);OGATE,XS(I)::QAR1(N),XP(g)
- P(b);OGATE::QAB(N),XS(b)
- P(b);OGATE::QAB(N),XB(b)
- S(a);N_GUARD::S(H),XS(a)
- B(f);N_GUARD::R1(B)
- B(f);N_GUARD::R1(B),XB(f)
- S(a);N_GUARD::S(H)
- Refutation
- B(l);
- Try
- R(B);
- Vars
- P(b);CHECK,OGATE::QAB(N),XQ(b)
- P(b);CHECK,OGATE::QAB(N),XR(b)
- B(f);N_GUARD,P_SPINB(f),XP(G)::R1(B)
- P(b);OGATE::QAB(N),XS(b)
- P(b);OGATE::QAB(N),XB(b)
- S(a);N_GUARD::S(H),XS(a)
- B(f);N_GUARD::R1(B)
- B(f);N_GUARD::R1(B),XB(f)
- B(l);OGATE::QAR(N)
- S(a);N_GUARD::S(H)
- Refutation
- P(g);XS(I)
- Try
- Q(N);XP(b)
- Threat
- DUALS(2)
- Vars
- B(f);N_GUARD,P_SPINB(f),XP(G)::R1(B)
- S(a);N_GUARD::S(H),XS(a)
- Refutation
- P(g);XS(I)
- Try
- Q(N);
- Vars
- P(b);CHECK,OGATE::QAB(N),XQ(b)
- P(b);CHECK,OGATE::QAB(N),XR(b)
- B(f);N_GUARD,P_SPINB(f),XP(G)::R1(B)
- S(a);N_GUARD,XR(B)::S(H)
- P(b);OGATE::QAB(N),XS(b)
- P(b);OGATE::QAB(N),XB(b)
- B(l);N_GUARD::QAB(N),XP(j)
- B(f);N_GUARD::R1(B)
- B(f);N_GUARD::R1(B),XB(f)
- S(a);N_GUARD::S(H),XS(a)
- S(a);N_GUARD::S(H)
- Refutation
- P(g);XS(I)
- Try
- Actual
- R(C);
- Vars
- P(b);CHECK,OGATE::QAB(N),XQ(b)
- P(b);CHECK,OGATE::QAB(N),XR(b)
- B(f);N_GUARD,P_SPINB(f),XP(G)::R1(B)
- S(a);N_GUARD,XR(B)::S(H)
- P(c);OGATE,XR(C)::P(E)
- P(g);OGATE,XS(I)::QAR1(N),XP(g)
- P(b);OGATE::QAB(N),XS(b)
- P(b);OGATE::QAB(N),XB(b)
- S(a);N_GUARD::S(H),XS(a)
- B(f);N_GUARD::R1(B)
- B(f);N_GUARD::R1(B),XB(f)
- B(l);OGATE::QAR(N)
- S(a);N_GUARD::S(H)
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).