MESON Chess Problem Database
Problem Display
PID: 180738 (K2N2b1/2R2p2/3P4/3kP1p1/Bb4Q1/nR6/2P1PBN1/r2r2n1 w - - 0 1)
Papack, Daniel
Trommler, Sven
1st Prize, Sachsische Zeitung, 2014-2015
#2
12 + 9
| 23 | Die Schwalbe | 2018 |
SOLUTION
- SOUND
- Sets
- 1...Rb1
- 2.Qd4#
- 1...Rc1
- 2.Qd4#
- 1...Re1
- 2.Qd4#
- 1...Rf1
- 2.Qd4#
- 1...Rd4
- 2.Qxd4#
- 1...Be1
- 2.Rc5#
- 1...Bd2
- 2.Rc5#
- 2.Qd4#
- 1...Bc3
- 2.Rc5#
- 1...Ba5
- 2.Rc5#
- 1...Bc5
- 2.Rxc5#
- 1...Rb1
- Tries
- 1.Sxf7?
- threat
- 2.Se3#
- 2.Bc6#
- 2.e4#
- 1...Sxe2
- 2.Se3#
- 2.Bc6#
- 1...Sxc2
- 2.Qc4#
- 2.e4#
- 1...Re1
- 2.Se3#
- 2.Bc6#
- 2.Rd3#
- 1...Rd3
- 2.Bc6#
- 2.Rxd3#
- 2.e4#
- 1...Rd4
- 2.Se3#
- 1...Bd2
- 2.Bc6#
- 2.Rd3#
- 2.Rc5#
- 2.e4#
- 1...Bc5
- 2.Bc6#
- 2.Rxc5#
- 1...Bh7
- 2.Se3#
- 2.Bc6#
- 1...Sb1
- 2.Se3#
- 2.Qc4#
- 2.c4#
- 2.e4#
- 1...Sc4
- 2.Qxc4#
- 2.e4#
- 1...Sb5
- 2.Se3#
- 2.Qc4#
- 2.c4#
- 2.e4#
- 1...Bxf7!
- threat
- 1.Rxb4?
- threat
- 2.Rc5#
- 2.Qe4#
- 1...Rd4
- 2.Qxd4#
- 1...Bh7
- 2.Rc5#
- 1...Sc4
- 2.Rb5#
- 2.Rc5#
- 1...f5
- 2.Rc5#
- 1...Kxe5!
- threat
- 1.Re7?
- threat
- 2.Bc6#
- 1...Rd4
- 2.Qxd4#
- 1...Sb1
- 2.c4#
- 1...Sc4
- 2.e4#
- 1...Sb5
- 2.c4#
- 1...Sxc2!
- threat
- 1.Qf5?
- threat
- 2.e4#
- 1...Bc5
- 2.Rxc5#
- 1...Re1
- 2.Rd3#
- 1...Rd4
- 2.Se3#
- 1...Sxe2!
- threat
- 1.Qf4?
- threat
- 2.Se3#
- 2.Bc6#
- 2.e4#
- 1...Sxe2
- 2.Se3#
- 2.Bc6#
- 1...Sxc2
- 2.e4#
- 1...Re1
- 2.Se3#
- 2.Bc6#
- 2.Rd3#
- 2.Qd4#
- 1...Rd3
- 2.Bc6#
- 2.Rxd3#
- 2.e4#
- 1...Rd4
- 2.Se3#
- 2.Qxd4#
- 1...Bd2
- 2.Bc6#
- 2.Rd3#
- 2.Rc5#
- 2.Qd4#
- 2.e4#
- 1...Bc5
- 2.Bc6#
- 2.Rxc5#
- 1...Bh7
- 2.Se3#
- 2.Bc6#
- 1...Sb1
- 2.Se3#
- 2.c4#
- 2.e4#
- 1...Sc4
- 2.e4#
- 1...Sb5
- 2.Se3#
- 2.c4#
- 2.e4#
- 1...f5
- 2.Se3#
- 2.Bc6#
- 1...gxf4!
- threat
- 1.Sxf7?
- Keys
- 1.Bg3!
- threat
- 2.Se3#
- 1...Sxc2
- 2.Qc4#
- 1...Rd3
- 2.Rxd3#
- 1...Bd2
- 2.Rd3#
- 1...Bc5
- 2.Bc6#
- 1...Sc4
- 2.Qxc4#
- threat
- 1.Bg3!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 1
- ADDED MATES = 4
- REMOVED MATES = 8
- Sets
- R(b);N_GUARD::QAR1(G)
- R(b);N_GUARD::QAR1(G),XR(b)
- B(e);N_GUARD::R1(J)
- B(e);N_GUARD::R1(J),XB(e)
- Tries
- Try
- S(L);XP(h)
- Threat
- DUALS(3)
- Vars
- R(b);::S(D)
- Refutation
- B(i);XS(L)
- Try
- R(E);XB(e)
- Threat
- DUALS(2)
- Vars
- R(b);N_GUARD::QAR1(G),XR(b)
- B(i);::R1(J)
- P(h);::R1(J)
- Refutation
- K(f);P-FLIGHT,XP(H)
- Try
- R(J);
- Threat
- B(F)
- Vars
- R(b);N_GUARD::QAR1(G),XR(b)
- S(d);N_GUARD,P_PINB(F)::P(A)
- S(d);P_PINB(F),SBLOCK::P(B)
- Refutation
- S(d);P_PINB(F),XP(A)
- Try
- Q(G);
- Threat
- P(B)
- Vars
- B(e);N_GUARD::R1(J),XB(e)
- R(b);N_GUARD::R(E)
- R(b);SBLOCK::S(D)
- Refutation
- S(c);XP(B)
- Try
- Q(G);
- Threat
- DUALS(3)
- Vars
- S(d);P_PINB(F),XP(A)::P(B)
- S(d);P_PINB(F)::P(B)
- Refutation
- P(g);XQ(G)
- Try
- Actual
- B(C);
- Threat
- S(D)
- Vars
- S(d);N_GUARD,P_PINB(F),XP(A)::QAB1(G)
- R(b);N_GUARD::R(E),XR(b)
- B(e);S_CUTR(b)::R(E)
- B(e);SBLOCK::B(F)
- S(d);N_GUARD,P_PINB(F)::QAB1(G),XS(d)
Developed and maintained by Brian Stephenson.
Implemented with HTML5, MySQL, Perl (with, inter alia, CGI::Simple, HTML::Template & XML::LibXML) &
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