MESON Chess Problem Database
Problem Display
PID: 193834 (7K/6R1/b1pp4/r4Np1/r3k3/b4RB1/3Qp3/4N3 w - - 0 1)
Wainwright, Joseph CJ
Pittsburgh Gazette-Times, 1916
#2
7 + 9
| 6490 | yacpdb | 2019 |
SOLUTION
- SOUND
- Sets
- 1...Rb4
- 2.Sxd6#
- 1...Rc4
- 2.Qd3#
- 1...Rd4
- 2.Qxd4#
- 1...Rb5
- 2.Qd3#
- 1...Rc5
- 2.Sxd6#
- 1...Rd5
- 2.Qe3#
- 1...Rxf5
- 2.Re3#
- 1...Bc1
- 2.Sxd6#
- 1...Bb2
- 2.Sxd6#
- 1...Bb4
- 2.Qd4#
- 1...Bc5
- 2.Re7#
- 1...Bd3
- 2.Qxd3#
- 1...Bc4
- 2.Qd4#
- 1...Bb5
- 2.Re7#
- 1...Bb7
- 2.Qd3#
- 1...Bc8
- 2.Qd3#
- 1...g4
- 2.Rxg4#
- 1...c5
- 2.Sxd6#
- 2.Re7#
- 1...d5
- 2.Qe3#
- 1...Rb4
- Tries
- 1.Kh7?
- 1...Rxf5
- 2.Re3#
- 1...Rd4
- 2.Qxd4#
- 1...Bd3
- 2.Qxd3#
- 1...Rb4
- 2.Sxd6#
- 1...Rc4
- 2.Qd3#
- 1...Rb5
- 2.Qd3#
- 1...Rc5
- 2.Sxd6#
- 1...Rd5
- 2.Qe3#
- 1...Bc1
- 2.Sxd6#
- 1...Bb2
- 2.Sxd6#
- 1...Bb4
- 2.Qd4#
- 1...Bc5
- 2.Re7#
- 1...Bc4
- 2.Qd4#
- 1...Bb5
- 2.Re7#
- 1...Bb7
- 2.Qd3#
- 1...Bc8
- 2.Qd3#
- 1...g4
- 2.Rxg4#
- 1...c5
- 2.Sxd6#
- 2.Re7#
- 1...d5
- 2.Qe3#
- 1...Re5!
- 1...Rxf5
- 1.Sh4?
- threat
- 2.Re3#
- 1...gxh4
- 2.Rg4#
- 1...Bd3
- 2.Qxd3#
- 1...Bc5
- 2.Re7#
- 1...Rd4!
- threat
- 1.Sh6?
- threat
- 2.Re3#
- 1...Bd3
- 2.Qxd3#
- 1...Bc5
- 2.Re7#
- 1...Rd4!
- threat
- 1.Se7?
- threat
- 2.Re3#
- 2.Qe3#
- 1...Bd3
- 2.Qe3#
- 2.Qxd3#
- 1...Bc1
- 2.Re3#
- 1...Bc5!
- threat
- 1.Bxd6?
- threat
- 2.Sg3#
- 1...Rxf5
- 2.Re3#
- 1...Rd4
- 2.Qxd4#
- 1...Bd3
- 2.Qxd3#
- 1...Bxd6!
- threat
- 1.Rxg5?
- threat
- 2.Re3#
- 2.Rg4#
- 1...Rxf5
- 2.Re3#
- 1...Rd4
- 2.Qxd4#
- 1...Bd3
- 2.Qxd3#
- 1...Bc5
- 2.Rg4#
- 1...Bb2+!
- threat
- 1.Rf7?
- threat
- 2.Re3#
- 1...Rd4
- 2.Qxd4#
- 1...Bd3
- 2.Qxd3#
- 1...Bc5
- 2.Re7#
- 1...Bb2+!
- threat
- 1.Qc2+?
- 1...Bd3
- 2.Qxd3#
- 1...Kd5!
- 1...Bd3
- 1.Kh7?
- Keys
- 1.Bh2!
- 1...Rxf5
- 2.Re3#
- 1...Rd4
- 2.Qxd4#
- 1...Bd3
- 2.Qxd3#
- 1...Re5
- 2.Sg3#
- 1...Rb4
- 2.Sxd6#
- 1...Rc4
- 2.Qd3#
- 1...Rb5
- 2.Qd3#
- 1...Rc5
- 2.Sxd6#
- 1...Rd5
- 2.Qe3#
- 1...Bc1
- 2.Sxd6#
- 1...Bb2
- 2.Sxd6#
- 1...Bb4
- 2.Qd4#
- 1...Bc5
- 2.Re7#
- 1...Bc4
- 2.Qd4#
- 1...Bb5
- 2.Re7#
- 1...Bb7
- 2.Qd3#
- 1...Bc8
- 2.Qd3#
- 1...g4
- 2.Rxg4#
- 1...c5
- 2.Sxd6#
- 2.Re7#
- 1...d5
- 2.Qe3#
- 1...Rxf5
- 1.Bh2!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 1
- REMOVED MATES = 0
- Sets
- R(c);S_CUTB(b)::S(E),XP(i)
- R(c);S_CUTB(g)::QAB1(B)
- R(c);N_GUARD::QAR1(B),XR(c)
- R(e);S_CUTB(g)::QAB1(B)
- R(e);S_CUTB(b)::S(E),XP(i)
- R(e);SBLOCK::QAR1(B)
- R(e);SBLOCK,XS(E)::R1(C)
- B(b);N_GUARD::S(E),XP(i)
- B(b);N_GUARD,P_PINR(F)::S(E),XP(i)
- B(b);S_CUTR(c)::QAR1(B)
- B(b);S_CUTR(e)::R(F)
- B(g);N_GUARD::QAB1(B),XB(g)
- B(g);S_CUTR(c)::QAR1(B)
- B(g);S_CUTR(e)::R(F)
- B(g);N_GUARD::QAB1(B)
- P(f);OGATE::R(F),XP(f)
- P(i);SBLOCK::QAR1(B)
- Tries
- Try
- K(G);P-FLIGHT
- Vars
- R(e);SBLOCK,XS(E)::R1(C)
- R(c);N_GUARD::QAR1(B),XR(c)
- B(g);N_GUARD::QAB1(B),XB(g)
- R(c);S_CUTB(b)::S(E),XP(i)
- R(c);S_CUTB(g)::QAB1(B)
- R(e);S_CUTB(g)::QAB1(B)
- R(e);S_CUTB(b)::S(E),XP(i)
- R(e);SBLOCK::QAR1(B)
- B(b);N_GUARD::S(E),XP(i)
- B(b);S_CUTR(c)::QAR1(B)
- B(b);S_CUTR(e)::R(F)
- B(g);S_CUTR(c)::QAR1(B)
- B(g);S_CUTR(e)::R(F)
- B(g);N_GUARD::QAB1(B)
- P(f);OGATE::R(F),XP(f)
- P(i);SBLOCK::QAR1(B)
- Refutation
- R(e);
- Try
- S(E);
- Threat
- R1(C)
- Vars
- P(f);OGATE,XS(E)::R(F)
- B(g);N_GUARD::QAB1(B),XB(g)
- B(b);S_CUTR(e)::R(F)
- Refutation
- R(c);
- Try
- S(E);
- Threat
- R1(C)
- Vars
- B(g);N_GUARD::QAB1(B),XB(g)
- B(b);S_CUTR(e)::R(F)
- Refutation
- R(c);
- Try
- S(E);
- Threat
- DUALS(2)
- Vars
- B(b);::R1(C)
- Refutation
- B(b);
- Try
- B(D);XP(i)
- Threat
- S(E)
- Vars
- R(e);SBLOCK,XS(E)::R1(C)
- R(c);N_GUARD::QAR1(B),XR(c)
- B(g);N_GUARD::QAB1(B),XB(g)
- Refutation
- B(b);XB(D)
- Try
- R(F);XP(f)
- Threat
- DUALS(2)
- Vars
- R(e);XS(E)::R1(C)
- R(c);N_GUARD::QAR1(B),XR(c)
- B(g);N_GUARD::QAB1(B),XB(g)
- B(b);::R(F)
- Refutation
- B(b);CHECK
- Try
- R(F);
- Threat
- R1(C)
- Vars
- R(c);N_GUARD::QAR1(B),XR(c)
- B(g);N_GUARD::QAB1(B),XB(g)
- B(b);S_CUTR(e)::R(F)
- Refutation
- B(b);CHECK
- Try
- Q(B);CHECK
- Vars
- B(g);N_GUARD,P_SPINB(g)::QAB1(B),XB(g)
- Refutation
- K(d);S_FLIGHT
- Try
- Actual
- B(D);
- Vars
- R(e);SBLOCK,XS(E)::R1(C)
- R(c);N_GUARD::QAR1(B),XR(c)
- B(g);N_GUARD::QAB1(B),XB(g)
- R(e);SBLOCK::S(E)
- R(c);S_CUTB(b)::S(E),XP(i)
- R(c);S_CUTB(g)::QAB1(B)
- R(e);S_CUTB(g)::QAB1(B)
- R(e);S_CUTB(b)::S(E),XP(i)
- R(e);SBLOCK::QAR1(B)
- B(b);N_GUARD::S(E),XP(i)
- B(b);N_GUARD,P_PINR(F)::S(E),XP(i)
- B(b);S_CUTR(c)::QAR1(B)
- B(b);S_CUTR(e)::R(F)
- B(g);S_CUTR(c)::QAR1(B)
- B(g);S_CUTR(e)::R(F)
- B(g);N_GUARD::QAB1(B)
- P(f);OGATE::R(F),XP(f)
- P(i);SBLOCK::QAR1(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).