MESON Chess Problem Database
Problem Display
PID: 146483 (8/2p3p1/1pB3nn/1R4N1/P2QPkpb/K3N1rp/P3R2B/5r2 w - - 0 1)
Kemp, Charles Edward
Social Chess Quarterly (The), 1935
#2
11 + 11
| 15044 | Kemp Archive | 2013 |
SOLUTION
- SOUND
- Sets
- 1...Ra1
- 2.Rf2#
- 1...Rb1
- 2.Rf2#
- 1...Rc1
- 2.Rf2#
- 1...Rd1
- 2.Rf2#
- 1...Re1
- 2.Rf2#
- 1...Rg1
- 2.Rf2#
- 1...Rh1
- 2.Rf2#
- 1...Rf2
- 2.Rxf2#
- 1...Rf3
- 2.Se6#
- 1...Bxg5
- 2.e5#
- 1...Se5
- 2.Qxe5#
- 1...Se7
- 2.Qe5#
- 1...Sf8
- 2.Qe5#
- 1...Sh8
- 2.Qe5#
- 1...Sf5
- 2.Rxf5#
- 1...Sf7
- 2.Rf5#
- 1...Sg8
- 2.Rf5#
- 1...Ra1
- Tries
- 1.Kb2?
- 1...Bxg5
- 2.e5#
- 1...Se5
- 2.Qxe5#
- 1...Sf5
- 2.Rxf5#
- 1...Ra1
- 2.Rf2#
- 1...Rc1
- 2.Rf2#
- 1...Rd1
- 2.Rf2#
- 1...Re1
- 2.Rf2#
- 1...Rg1
- 2.Rf2#
- 1...Rh1
- 2.Rf2#
- 1...Rf2
- 2.Rxf2#
- 1...Rf3
- 2.Se6#
- 1...Se7
- 2.Qe5#
- 1...Sf8
- 2.Qe5#
- 1...Sh8
- 2.Qe5#
- 1...Sf7
- 2.Rf5#
- 1...Sg8
- 2.Rf5#
- 1...Rb1+!
- 1...Bxg5
- 1.Kb3?
- 1...Bxg5
- 2.e5#
- 1...Se5
- 2.Qxe5#
- 1...Sf5
- 2.Rxf5#
- 1...Ra1
- 2.Rf2#
- 1...Rc1
- 2.Rf2#
- 1...Rd1
- 2.Rf2#
- 1...Re1
- 2.Rf2#
- 1...Rg1
- 2.Rf2#
- 1...Rh1
- 2.Rf2#
- 1...Rf2
- 2.Rxf2#
- 1...Rf3
- 2.Se6#
- 1...Se7
- 2.Qe5#
- 1...Sf8
- 2.Qe5#
- 1...Sh8
- 2.Qe5#
- 1...Sf7
- 2.Rf5#
- 1...Sg8
- 2.Rf5#
- 1...Rb1+!
- 1...Bxg5
- 1.Kb4?
- 1...Bxg5
- 2.e5#
- 1...Se5
- 2.Qxe5#
- 1...Sf5
- 2.Rxf5#
- 1...Ra1
- 2.Rf2#
- 1...Rc1
- 2.Rf2#
- 1...Rd1
- 2.Rf2#
- 1...Re1
- 2.Rf2#
- 1...Rg1
- 2.Rf2#
- 1...Rh1
- 2.Rf2#
- 1...Rf2
- 2.Rxf2#
- 1...Rf3
- 2.Se6#
- 1...Se7
- 2.Qe5#
- 1...Sf8
- 2.Qe5#
- 1...Sh8
- 2.Qe5#
- 1...Sf7
- 2.Rf5#
- 1...Sg8
- 2.Rf5#
- 1...Rb1+!
- 1...Bxg5
- 1.Qf6+?
- 1...Sf5
- 2.Rxf5#
- 2.Qxf5#
- 1...gxf6!
- 1...Sf5
- 1.Qd6+?
- 1...Se5
- 2.Qxe5#
- 1...cxd6!
- 1...Se5
- 1.a5?
- 1...Bxg5
- 2.e5#
- 1...Se5
- 2.Qxe5#
- 1...Sf5
- 2.Rxf5#
- 1...Se7
- 2.Qe5#
- 1...Ra1
- 2.Rf2#
- 1...Rb1
- 2.Rf2#
- 1...Rc1
- 2.Rf2#
- 1...Rd1
- 2.Rf2#
- 1...Re1
- 2.Rf2#
- 1...Rg1
- 2.Rf2#
- 1...Rh1
- 2.Rf2#
- 1...Rf2
- 2.Rxf2#
- 1...Rf3
- 2.Se6#
- 1...Sf8
- 2.Qe5#
- 1...Sh8
- 2.Qe5#
- 1...Sf7
- 2.Rf5#
- 1...Sg8
- 2.Rf5#
- 1...bxa5!
- 1...Bxg5
- 1.Kb2?
- Keys
- 1.Qc3!
- 1...Bxg5
- 2.Sd5#
- 1...Se5
- 2.Qxe5#
- 1...Sf5
- 2.Rxf5#
- 1...Se7
- 2.Qe5#
- 1...Ra1
- 2.Rf2#
- 1...Rb1
- 2.Rf2#
- 1...Rc1
- 2.Rf2#
- 1...Rd1
- 2.Rf2#
- 1...Re1
- 2.Rf2#
- 1...Rg1
- 2.Rf2#
- 1...Rh1
- 2.Rf2#
- 1...Rf2
- 2.Rxf2#
- 1...Rf3
- 2.Se6#
- 1...Sf8
- 2.Qe5#
- 1...Sh8
- 2.Qe5#
- 1...Sf7
- 2.Rf5#
- 1...Sg8
- 2.Rf5#
- 1...Bxg5
- 1.Qc3!
FEATURES
- Static
- TYPE = MUTATE
- CHANGED MATES = 1
- ADDED MATES = 0
- REMOVED MATES = 0
- Sets
- R(a);N_GUARD,P_PINP(A)::R(B)
- R(a);N_GUARD::R(B)
- R(a);N_GUARD::R(B),XR(a)
- R(a);SBLOCK::S(J)
- B(f);SBLOCK,XS(J)::QAR(G)+P(H)
- S(h);N_GUARD::QAB1(G),XS(h)
- S(h);N_GUARD::QAB1(G)
- S(i);N_GUARD::R1(I),XS(i)
- S(i);N_GUARD::R1(I)
- Tries
- Try
- K(D);N_SPINS(E),S_FLIGHT
- Vars
- B(f);SBLOCK,XS(J)::QAR(G)+P(H)
- S(h);N_GUARD::QAB1(G),XS(h)
- S(i);N_GUARD::R1(I),XS(i)
- R(a);N_GUARD::R(B)
- R(a);N_GUARD,P_PINR(B)::R(B),XR(a)
- R(a);SBLOCK::S(J)
- S(h);N_GUARD::QAB1(G)
- S(i);N_GUARD::R1(I)
- Refutation
- R(a);CHECK
- Try
- K(D);P-FLIGHT
- Vars
- B(f);SBLOCK,XS(J)::QAR(G)+P(H)
- S(h);N_GUARD::QAB1(G),XS(h)
- S(i);N_GUARD::R1(I),XS(i)
- R(a);N_GUARD::R(B)
- R(a);N_GUARD::R(B),XR(a)
- R(a);SBLOCK::S(J)
- S(h);N_GUARD::QAB1(G)
- S(i);N_GUARD::R1(I)
- Refutation
- R(a);CHECK
- Try
- K(D);N_SPINS(E),S_FLIGHT
- Vars
- B(f);SBLOCK,XS(J)::QAR(G)+P(H)
- S(h);N_GUARD::QAB1(G),XS(h)
- S(i);N_GUARD::R1(I),XS(i)
- R(a);N_GUARD::R(B)
- R(a);N_GUARD::R(B),XR(a)
- R(a);SBLOCK::S(J)
- S(h);N_GUARD::QAB1(G)
- S(i);N_GUARD::R1(I)
- Refutation
- R(a);CHECK
- Try
- Q(G);CHECK
- Refutation
- P(k);XQ(G)
- Try
- Q(G);CHECK
- Vars
- S(h);N_GUARD,P_SPINS(h)::QAB1(G),XS(h)
- Refutation
- P(j);XQ(G)
- Try
- P(F);
- Vars
- B(f);SBLOCK,XS(J)::QAR(G)+P(H)
- S(h);N_GUARD::QAB1(G),XS(h)
- S(i);N_GUARD::R1(I),XS(i)
- S(h);N_GUARD::QAB1(G)
- R(a);N_GUARD,P_PINP(A)::R(B)
- R(a);N_GUARD::R(B)
- R(a);N_GUARD::R(B),XR(a)
- R(a);SBLOCK::S(J)
- S(i);N_GUARD::R1(I)
- Refutation
- P(g);XP(F)
- Try
- Actual
- Q(G);N_SPINS(E)
- Vars
- B(f);SBLOCK,XS(J)::S(E)
- S(h);N_GUARD::QAB1(G),XS(h)
- S(i);N_GUARD::R1(I),XS(i)
- S(h);N_GUARD::QAB1(G)
- R(a);N_GUARD,P_PINP(A)::R(B)
- R(a);N_GUARD::R(B)
- R(a);N_GUARD::R(B),XR(a)
- R(a);SBLOCK::S(J)
- S(i);N_GUARD::R1(I)
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).