MESON Chess Problem Database
Problem Display
PID: 193987 (2K5/1Qn5/5B2/2pn4/2p1k3/3b4/3R1R2/1B1Nr3 w - - 0 1)
Janet, Frank
Pittsburgh Gazette-Times, 1916
#2
7 + 7
| 6490 | yacpdb | 2019 |
SOLUTION
- SOUND
- Sets
- 1...Rxd1
- 2.Rde2#
- 1...Rf1
- 2.Rde2#
- 1...Rg1
- 2.Rde2#
- 1...Rh1
- 2.Rde2#
- 1...Re2
- 2.Rdxe2#
- 1...Re3
- 2.Sc3#
- 1...Bxb1
- 2.Qxb1#
- 1...Bc2
- 2.Bxc2#
- 1...Sb5
- 2.Qh7#
- 1...Sa6
- 2.Qh7#
- 1...Se6
- 2.Qh7#
- 1...Sa8
- 2.Qh7#
- 1...Se8
- 2.Qh7#
- 1...c3
- 2.Bxd3#
- 1...Rxd1
- Tries
- 1.Kb8?
- 1...Rxd1
- 2.Rde2#
- 1...Bxb1
- 2.Qxb1#
- 1...Rf1
- 2.Rde2#
- 1...Rg1
- 2.Rde2#
- 1...Rh1
- 2.Rde2#
- 1...Re2
- 2.Rdxe2#
- 1...Re3
- 2.Sc3#
- 1...Bc2
- 2.Bxc2#
- 1...Sb5
- 2.Qh7#
- 1...Se6
- 2.Qh7#
- 1...Sa8
- 2.Qh7#
- 1...Se8
- 2.Qh7#
- 1...c3
- 2.Bxd3#
- 1...Sa6+!
- 1...Rxd1
- 1.Kd8?
- 1...Rxd1
- 2.Rde2#
- 1...Bxb1
- 2.Qxb1#
- 1...Rf1
- 2.Rde2#
- 1...Rg1
- 2.Rde2#
- 1...Rh1
- 2.Rde2#
- 1...Re2
- 2.Rdxe2#
- 1...Re3
- 2.Sc3#
- 1...Bc2
- 2.Bxc2#
- 1...Sb5
- 2.Qh7#
- 1...Sa6
- 2.Qh7#
- 1...Sa8
- 2.Qh7#
- 1...Se8
- 2.Qh7#
- 1...c3
- 2.Bxd3#
- 1...Se6+!
- 1...Rxd1
- 1.Bc2?
- 1...Rxd1
- 2.Rde2#
- 1...Rf1
- 2.Rde2#
- 1...Rg1
- 2.Rde2#
- 1...Rh1
- 2.Rde2#
- 1...Re2
- 2.Rdxe2#
- 1...Re3
- 2.Sc3#
- 1...Sb5
- 2.Qh7#
- 1...Sa6
- 2.Qh7#
- 1...Se6
- 2.Qh7#
- 1...Sa8
- 2.Qh7#
- 1...Se8
- 2.Qh7#
- 1...c3
- 2.Bxd3#
- 1...Bxc2!
- 1...Rxd1
- 1.Bc3?
- 1...Rxd1
- 2.Rde2#
- 1...Bxb1
- 2.Qxb1#
- 1...Rf1
- 2.Rde2#
- 1...Rg1
- 2.Rde2#
- 1...Rh1
- 2.Rde2#
- 1...Re2
- 2.Rdxe2#
- 1...Bc2
- 2.Bxc2#
- 1...Sb5
- 2.Qh7#
- 1...Sa6
- 2.Qh7#
- 1...Se6
- 2.Qh7#
- 1...Sa8
- 2.Qh7#
- 1...Se8
- 2.Qh7#
- 1...Re3!
- 1...Rxd1
- 1.Ra2?
- 1...Rxd1
- 2.Rae2#
- 1...Bxb1
- 2.Qxb1#
- 1...Bc2
- 2.Bxc2#
- 1...Sb5
- 2.Qh7#
- 1...Rf1
- 2.Rae2#
- 1...Rg1
- 2.Rae2#
- 1...Rh1
- 2.Rae2#
- 1...Re2
- 2.Raxe2#
- 1...Re3
- 2.Sc3#
- 1...Sa6
- 2.Qh7#
- 1...Se6
- 2.Qh7#
- 1...Sa8
- 2.Qh7#
- 1...Se8
- 2.Qh7#
- 1...c3!
- 1...Rxd1
- 1.Rc2?
- threat
- 2.Rxc4#
- 1...Rxd1
- 2.Rce2#
- 1...Bxc2
- 2.Bxc2#
- 1...Sb5
- 2.Qh7#
- 1...Se6
- 2.Qh7#
- 1...c3!
- threat
- 1.Rf1?
- 1...Rxd1
- 2.Re2#
- 1...Bxb1
- 2.Qxb1#
- 1...c3
- 2.Bxd3#
- 1...Re2
- 2.Rxe2#
- 1...Re3
- 2.Sc3#
- 1...Bc2
- 2.Bxc2#
- 1...Sb5
- 2.Qh7#
- 1...Sa6
- 2.Qh7#
- 1...Se6
- 2.Qh7#
- 1...Sa8
- 2.Qh7#
- 1...Se8
- 2.Qh7#
- 1...Rxf1!
- 1...Rxd1
- 1.Qc6?
- 1...Rxd1
- 2.Rde2#
- 1...c3
- 2.Bxd3#
- 1...Rf1
- 2.Rde2#
- 1...Rg1
- 2.Rde2#
- 1...Rh1
- 2.Rde2#
- 1...Re2
- 2.Rdxe2#
- 1...Re3
- 2.Sc3#
- 1...Bc2
- 2.Bxc2#
- 1...Sb5
- 2.Qe6#
- 1...Sa6
- 2.Qe6#
- 1...Se6
- 2.Qxe6#
- 1...Sa8
- 2.Qe6#
- 1...Se8
- 2.Qe6#
- 1...Bxb1!
- 1...Rxd1
- 1.Kb8?
- Keys
- 1.Bh8!
- 1...Rxd1
- 2.Rde2#
- 1...Bxb1
- 2.Qxb1#
- 1...Sb5
- 2.Qh7#
- 1...Rf1
- 2.Rde2#
- 1...Rg1
- 2.Rde2#
- 1...Rh1
- 2.Rde2#
- 1...Re2
- 2.Rdxe2#
- 1...Re3
- 2.Sc3#
- 1...Bc2
- 2.Bxc2#
- 1...Sa6
- 2.Qh7#
- 1...Se6
- 2.Qh7#
- 1...Sa8
- 2.Qh7#
- 1...Se8
- 2.Qh7#
- 1...c3
- 2.Bxd3#
- 1...Rxd1
- 1.Bh8!
FEATURES
- Static
- TYPE = WAITER
- CHANGED MATES = 0
- ADDED MATES = 0
- REMOVED MATES = 0
- Sets
- R(a);N_GUARD,XS(B)::R(C)
- R(a);N_GUARD::R(C)
- R(a);N_GUARD::R(C),XR(a)
- R(a);SBLOCK::S(B)
- B(b);N_SPINB(b),OGATE,XB(A)::QAB(F),XB(b)
- B(b);OGATEB::B(A),XB(b)
- S(g);OGATE::QAB(F)
- P(c);N_GUARD::B(A),XB(b)
- Tries
- Try
- K(G);P-FLIGHT
- Vars
- R(a);N_GUARD,XS(B)::R(C)
- B(b);N_SPINB(b),OGATE,XB(A)::QAB(F),XB(b)
- R(a);N_GUARD::R(C)
- R(a);N_GUARD::R(C),XR(a)
- R(a);SBLOCK::S(B)
- B(b);OGATEB::B(A),XB(b)
- S(g);OGATE::QAB(F)
- P(c);N_GUARD::B(A),XB(b)
- Refutation
- S(g);CHECK
- Try
- K(G);P-FLIGHT
- Vars
- R(a);N_GUARD,XS(B)::R(C)
- B(b);N_SPINB(b),OGATE,XB(A)::QAB(F),XB(b)
- R(a);N_GUARD::R(C)
- R(a);N_GUARD::R(C),XR(a)
- R(a);SBLOCK::S(B)
- B(b);OGATEB::B(A),XB(b)
- S(g);OGATE::QAB(F)
- P(c);N_GUARD::B(A),XB(b)
- Refutation
- S(g);CHECK
- Try
- B(A);
- Vars
- R(a);N_GUARD,XS(B)::R(C)
- R(a);N_GUARD::R(C)
- R(a);N_GUARD::R(C),XR(a)
- R(a);SBLOCK::S(B)
- S(g);OGATE::QAB(F)
- P(c);N_GUARD::B(A),XB(b)
- Refutation
- B(b);N_SPINB(b),XB(A)
- Try
- B(E);
- Vars
- R(a);N_GUARD,XS(B)::R(C)
- B(b);N_SPINB(b),OGATE,XB(A)::QAB(F),XB(b)
- R(a);N_GUARD::R(C)
- R(a);N_GUARD::R(C),XR(a)
- B(b);OGATEB::B(A),XB(b)
- S(g);OGATE::QAB(F)
- Refutation
- R(a);
- Try
- R(C);
- Vars
- R(a);N_GUARD,XS(B)::R(C)
- B(b);N_SPINB(b),OGATE,XB(A)::QAB(F),XB(b)
- B(b);OGATEB::B(A),XB(b)
- S(g);OGATE::QAB(F)
- R(a);N_GUARD::R(C)
- R(a);N_GUARD::R(C),XR(a)
- R(a);SBLOCK::S(B)
- Refutation
- P(c);
- Try
- R(C);N_PINB(b)
- Threat
- R(C),XP(c)
- Vars
- R(a);N_GUARD,XS(B)::R(C)
- B(b);OGATE,P_SPINB(b),XR(C)::B(A),XB(b)
- S(g);OGATE::QAB(F)
- Refutation
- P(c);
- Try
- R(D);
- Vars
- R(a);N_GUARD,XS(B)::R(C)
- B(b);N_SPINB(b),OGATE,XB(A)::QAB(F),XB(b)
- P(c);N_GUARD::B(A),XB(b)
- R(a);N_GUARD::R(C),XR(a)
- R(a);SBLOCK::S(B)
- B(b);OGATEB::B(A),XB(b)
- S(g);OGATE::QAB(F)
- Refutation
- R(a);XR(D)
- Try
- Q(F);
- Vars
- R(a);N_GUARD,XS(B)::R(C)
- P(c);N_GUARD::B(A),XB(b)
- R(a);N_GUARD::R(C)
- R(a);N_GUARD::R(C),XR(a)
- R(a);SBLOCK::S(B)
- B(b);OGATEB::B(A),XB(b)
- S(g);N_GUARD::QAR2(F)
- S(g);N_GUARD::QAR2(F),XS(g)
- Refutation
- B(b);N_SPINB(b),XB(A)
- Try
- Actual
- B(E);
- Vars
- R(a);N_GUARD,XS(B)::R(C)
- B(b);N_SPINB(b),OGATE,XB(A)::QAB(F),XB(b)
- S(g);OGATE::QAB(F)
- R(a);N_GUARD::R(C)
- R(a);N_GUARD::R(C),XR(a)
- R(a);SBLOCK::S(B)
- B(b);OGATEB::B(A),XB(b)
- P(c);N_GUARD::B(A),XB(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).