MESON Chess Problem Database
Problem Display
PID: 16316 (K1RR4/8/2p2P2/Qnk1r3/1p3N2/1P5p/6rp/4n2B w - - 0 1)
Andrade, Barry Jack da Costa
Chess, 1940
#2
8 + 9
SOLUTION
- SOUND
- Sets
- 1...Rg1
- 2.Rxc6#
- 1...Ra2
- 2.Rxc6#
- 1...Rb2
- 2.Rxc6#
- 1...Rc2
- 2.Rxc6#
- 1...Rd2
- 2.Rxc6#
- 1...Rge2
- 2.Rxc6#
- 1...Rf2
- 2.Rxc6#
- 1...Rg3
- 2.Rxc6#
- 1...Rg4
- 2.Rxc6#
- 1...Rgg5
- 2.Rxc6#
- 1...Rg6
- 2.Rxc6#
- 1...Rg7
- 2.Rxc6#
- 1...Rg8
- 2.Rxc6#
- 1...Ree2
- 2.Rd5#
- 1...Re3
- 2.Rd5#
- 1...Re4
- 2.Rd5#
- 1...Rd5
- 2.Se6#
- 2.Rxd5#
- 1...Rf5
- 2.Se6#
- 1...Reg5
- 2.Se6#
- 1...Rh5
- 2.Se6#
- 1...Re6
- 2.Sxe6#
- 2.Rd5#
- 1...Re7
- 2.Rd5#
- 1...Re8
- 2.Rd5#
- 1...Sc2
- 2.Sd3#
- 1...Sd3
- 2.Sxd3#
- 1...Sf3
- 2.Sd3#
- 1...Rg1
- Tries
- 1.Bxg2?
- threat
- 2.Rxc6#
- 1...Sxg2
- 2.Sd3#
- 1...Rd5
- 2.Se6#
- 2.Rxd5#
- 1...Re4
- 2.Rd5#
- 1...Re6
- 2.Sxe6#
- 2.Rd5#
- 1...Sf3
- 2.Sd3#
- 1...hxg2!
- threat
- 1.Rc7?
- 1...Rd5
- 2.Se6#
- 2.Rxd5#
- 1...Ree2
- 2.Rd5#
- 1...Rg1
- 2.Rxc6#
- 1...Ra2
- 2.Rxc6#
- 1...Rb2
- 2.Rxc6#
- 1...Rc2
- 2.Rxc6#
- 1...Rd2
- 2.Rxc6#
- 1...Rge2
- 2.Rxc6#
- 1...Rf2
- 2.Rxc6#
- 1...Rg3
- 2.Rxc6#
- 1...Rg4
- 2.Rxc6#
- 1...Rgg5
- 2.Rxc6#
- 1...Rg6
- 2.Rxc6#
- 1...Rg7
- 2.Rxc6#
- 1...Rg8
- 2.Rxc6#
- 1...Re3
- 2.Rd5#
- 1...Re4
- 2.Rd5#
- 1...Rf5
- 2.Se6#
- 1...Reg5
- 2.Se6#
- 1...Rh5
- 2.Se6#
- 1...Re6
- 2.Sxe6#
- 2.Rd5#
- 1...Re7
- 2.Rd5#
- 1...Sc2
- 2.Sd3#
- 1...Sd3
- 2.Sxd3#
- 1...Sf3
- 2.Sd3#
- 1...Re8!
- 1...Rd5
- 1.Rd7?
- 1...Rd5
- 2.Se6#
- 2.Rxd5#
- 1...Ree2
- 2.Rd5#
- 1...Rg1
- 2.Rxc6#
- 1...Ra2
- 2.Rxc6#
- 1...Rb2
- 2.Rxc6#
- 1...Rc2
- 2.Rxc6#
- 1...Rd2
- 2.Rxc6#
- 1...Rge2
- 2.Rxc6#
- 1...Rf2
- 2.Rxc6#
- 1...Rg3
- 2.Rxc6#
- 1...Rg4
- 2.Rxc6#
- 1...Rgg5
- 2.Rxc6#
- 1...Rg6
- 2.Rxc6#
- 1...Rg7
- 2.Rxc6#
- 1...Re3
- 2.Rd5#
- 1...Re4
- 2.Rd5#
- 1...Rf5
- 2.Se6#
- 1...Reg5
- 2.Se6#
- 1...Rh5
- 2.Se6#
- 1...Re6
- 2.Sxe6#
- 2.Rd5#
- 1...Re7
- 2.Rd5#
- 1...Re8
- 2.Rd5#
- 1...Sc2
- 2.Sd3#
- 1...Sd3
- 2.Sxd3#
- 1...Sf3
- 2.Sd3#
- 1...Rg8!
- 1...Rd5
- 1.f7?
- 1...Rd5
- 2.Se6#
- 2.Rxd5#
- 1...Rg8
- 2.Rxc6#
- 1...Rg1
- 2.Rxc6#
- 1...Ra2
- 2.Rxc6#
- 1...Rb2
- 2.Rxc6#
- 1...Rc2
- 2.Rxc6#
- 1...Rd2
- 2.Rxc6#
- 1...Rge2
- 2.Rxc6#
- 1...Rf2
- 2.Rxc6#
- 1...Rg3
- 2.Rxc6#
- 1...Rg4
- 2.Rxc6#
- 1...Rgg5
- 2.Rxc6#
- 1...Rg7
- 2.Rxc6#
- 1...Ree2
- 2.Rd5#
- 1...Re3
- 2.Rd5#
- 1...Re4
- 2.Rd5#
- 1...Rf5
- 2.Se6#
- 1...Reg5
- 2.Se6#
- 2.f8Q#
- 2.f8B#
- 1...Rh5
- 2.Se6#
- 2.f8Q#
- 2.f8B#
- 1...Re6
- 2.Sxe6#
- 2.Rd5#
- 1...Re7
- 2.Rd5#
- 1...Re8
- 2.Rd5#
- 1...Sc2
- 2.Sd3#
- 1...Sd3
- 2.Sxd3#
- 1...Sf3
- 2.Sd3#
- 1...Rg6!
- 1...Rd5
- 1.Bxg2?
- Keys
- 1.Kb8!
- 1...Rd5
- 2.Se6#
- 2.Rxd5#
- 1...Rg1
- 2.Rxc6#
- 1...Ra2
- 2.Rxc6#
- 1...Rb2
- 2.Rxc6#
- 1...Rc2
- 2.Rxc6#
- 1...Rd2
- 2.Rxc6#
- 1...Rge2
- 2.Rxc6#
- 1...Rf2
- 2.Rxc6#
- 1...Rg3
- 2.Rxc6#
- 1...Rg4
- 2.Rxc6#
- 1...Rgg5
- 2.Rxc6#
- 1...Rg6
- 2.Rxc6#
- 1...Rg7
- 2.Rxc6#
- 1...Rg8
- 2.Rxc6#
- 1...Ree2
- 2.Rd5#
- 1...Re3
- 2.Rd5#
- 1...Re4
- 2.Rd5#
- 1...Rf5
- 2.Se6#
- 1...Reg5
- 2.Se6#
- 1...Rh5
- 2.Se6#
- 1...Re6
- 2.Sxe6#
- 2.Rd5#
- 1...Re7
- 2.Rd5#
- 1...Re8
- 2.Rd5#
- 1...Sc2
- 2.Sd3#
- 1...Sd3
- 2.Sxd3#
- 1...Sf3
- 2.Sd3#
- 1...Rd5
- 1.Kb8!
This is a version of 192713
FEATURES
- Static
- TYPE = WAITER
- CHANGED MATES = 0
- ADDED MATES = 0
- REMOVED MATES = 0
- Sets
- R(b);::R1(G),XP(i)
- R(b);P_PINQ(D)::R1(G),XP(i)
- R(h);N_GUARD::R1(H)
- R(h);N_GUARD::S(C)
- S(a);N_GUARD::S(C)
- S(a);N_GUARD::S(C),XS(a)
- Tries
- Try
- B(A);XR(b)
- Threat
- R1(G),XP(i)
- Vars
- S(a);N_GUARD,XB(A)::S(C)
- R(h);N_GUARD::R1(H)
- S(a);N_GUARD::S(C)
- Refutation
- P(d);XB(A)
- Try
- R(G);
- Vars
- R(h);N_GUARD::R1(H)
- R(b);::R1(G),XP(i)
- R(b);P_PINQ(D)::R1(G),XP(i)
- R(b);P_PINR(H)::R1(G),XP(i)
- R(h);N_GUARD::S(C)
- S(a);N_GUARD::S(C)
- S(a);N_GUARD::S(C),XS(a)
- Refutation
- R(h);P_PINR(H)
- Try
- R(H);
- Vars
- R(h);N_GUARD::R1(H)
- R(b);::R1(G),XP(i)
- R(b);P_PINQ(D)::R1(G),XP(i)
- R(h);N_GUARD::S(C)
- R(h);N_GUARD,P_PINR(G)::R1(H)
- S(a);N_GUARD::S(C)
- S(a);N_GUARD::S(C),XS(a)
- Refutation
- R(b);P_PINR(G)
- Try
- P(E);
- Vars
- R(b);::R1(G),XP(i)
- R(b);P_PINQ(D)::R1(G),XP(i)
- R(h);N_GUARD::R1(H)
- R(h);N_GUARD::S(C)
- S(a);N_GUARD::S(C)
- S(a);N_GUARD::S(C),XS(a)
- Refutation
- R(b);
- Try
- Actual
- K(F);P-FLIGHT
- Vars
- R(b);::R1(G),XP(i)
- R(h);N_GUARD::R1(H)
- R(h);N_GUARD::S(C)
- S(a);N_GUARD::S(C)
- S(a);N_GUARD::S(C),XS(a)
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).