MESON Chess Problem Database
Problem Display
PID: 240328 (1n2R1N1/r5BP/2pp2B1/2Pk2N1/3P1p1p/1P1pR2P/p6r/K2Q3b w - - 0 1)
Maleika, Gerhard
Problem-Forum, 2015
#2
13 + 11
| 15148 | Sadier Collection | 2021 |
SOLUTION
- SOUND
- Sets
- 1...Rg2
- 2.Be4#
- 2.Qf3#
- 1...Ra3
- 2.Se7#
- 2.Bf7#
- 1...Ra4
- 2.Se7#
- 2.Bf7#
- 1...Ra5
- 2.Se7#
- 2.Bf7#
- 1...Ra6
- 2.Se7#
- 2.Bf7#
- 1...Re7
- 2.Sxe7#
- 1...Rf7
- 2.Bxf7#
- 1...Ra8
- 2.Se7#
- 2.Bf7#
- 1...Bf3
- 2.Qxf3#
- 1...Be4
- 2.Bxe4#
- 1...Sd7
- 2.Se7#
- 2.Bf7#
- 1...f3
- 2.Be4#
- 1...Rg2
- Tries
- 1.Sf3?
- threat
- 2.Sf6#
- 2.Be4#
- 1...Bxf3
- 2.Qxf3#
- 1...Re7
- 2.Sf6#
- 2.Sxe7#
- 1...Rf7
- 2.Be4#
- 2.Bxf7#
- 1...Sd7
- 2.Se7#
- 2.Be4#
- 2.Bf7#
- 1...dxc5!
- threat
- 1.Se4?
- threat
- 2.Sc3#
- 2.Qh5#
- 1...Bxe4
- 2.Bxe4#
- 1...dxc5
- 2.Qh5#
- 1...Re7
- 2.Sc3#
- 1...Rc2
- 2.Qh5#
- 1...Re2
- 2.Sc3#
- 1...Rg2
- 2.Sc3#
- 1...Rf7
- 2.Sc3#
- 2.Bxf7#
- 1...Bf3
- 2.Sc3#
- 1...Sd7
- 2.Sc3#
- 2.Bf7#
- 1...f3
- 2.Sc3#
- 1...Rxg7!
- threat
- 1.Sf7?
- threat
- 2.Qh5#
- 1...Rxf7
- 2.Bxf7#
- 1...Rg2
- 2.Be4#
- 2.Qf3#
- 1...Re7
- 2.Sxe7#
- 1...Bf3
- 2.Qxf3#
- 1...Be4
- 2.Bxe4#
- 1...Sd7
- 2.Se7#
- 1...f3
- 2.Be4#
- 1...Re2!
- threat
- 1.Be5?
- threat
- 2.Sf6#
- 1...Rf7
- 2.Bxf7#
- 1...Sd7
- 2.Se7#
- 2.Bf7#
- 1...dxe5!
- threat
- 1.Rxd3?
- threat
- 2.Sf6#
- 1...Rf7
- 2.Bxf7#
- 1...Sd7
- 2.Se7#
- 2.Bf7#
- 1...dxc5!
- threat
- 1.R3e4?
- threat
- 2.Sf6#
- 1...Bxe4
- 2.Bxe4#
- 1...Rf7
- 2.Bxf7#
- 1...Sd7
- 2.Se7#
- 2.Bf7#
- 1...dxc5!
- threat
- 1.R3e5+?
- 1...Kxd4
- 2.Qxd3#
- 1...dxe5!
- 1...Kxd4
- 1.R8e4?
- threat
- 2.Sf6#
- 1...Bxe4
- 2.Bxe4#
- 1...Rf7
- 2.Bxf7#
- 1...Sd7
- 2.Se7#
- 2.Bf7#
- 1...dxc5!
- threat
- 1.R8e5+?
- 1...Kxd4
- 2.Rxd3#
- 2.Qxd3#
- 1...dxe5!
- 1...Kxd4
- 1.R8e7?
- threat
- 2.Bf7#
- 1...Rxe7
- 2.Sxe7#
- 1...dxc5!
- threat
- 1.Rd8?
- threat
- 2.Rxd6#
- 1...Sd7
- 2.Se7#
- 2.Bf7#
- 1...Rd7!
- threat
- 1.Qg4?
- threat
- 2.Qf5#
- 2.Qe6#
- 1...dxc5
- 2.Qe6#
- 1...Re7
- 2.Sxe7#
- 1...Rf7
- 2.Bxf7#
- 2.Qe6#
- 1...Be4
- 2.Bxe4#
- 2.Qe6#
- 1...Sd7
- 2.Se7#
- 2.Bf7#
- 2.Qe6#
- 1...Rxg7!
- threat
- 1.Qc1?
- threat
- 2.Qc4#
- 1...dxc5
- 2.Qxc5#
- 1...Ra4
- 2.Se7#
- 2.Bf7#
- 1...Rc2!
- threat
- 1.Qxh1+?
- 1...Rg2
- 2.Be4#
- 1...f3
- 2.Be4#
- 2.Qxf3#
- 1...Rxh1+!
- 1...Rg2
- 1.Qxd3?
- threat
- 2.Sf6#
- 2.Qc4#
- 2.Qf5#
- 1...Rxg7
- 2.Sf6#
- 2.Qc4#
- 1...Rc2
- 2.Sf6#
- 2.Qf5#
- 1...Ra4
- 2.Sf6#
- 2.Se7#
- 2.Bf7#
- 2.Qf5#
- 1...Re7
- 2.Sf6#
- 2.Sxe7#
- 2.Qc4#
- 1...Rf7
- 2.Bxf7#
- 2.Qc4#
- 1...Be4
- 2.Sf6#
- 2.Bxe4#
- 2.Qc4#
- 2.Qxe4#
- 1...Sd7
- 2.Se7#
- 2.Bf7#
- 2.Qc4#
- 1...dxc5!
- threat
- 1.Sf3?
- Keys
- 1.Qh5!
- threat
- 2.Sf3#
- 2.Se4#
- 2.Se6#
- 2.Sf7#
- 1...Rxg7
- 2.Sf3#
- 2.Se6#
- 1...dxc5
- 2.Se4#
- 2.Sf7#
- 1...Rg2
- 2.Be4#
- 2.Qf3#
- 1...Re7
- 2.Se6#
- 2.Sxe7#
- 1...Rf7
- 2.Sxf7#
- 2.Bxf7#
- 1...Bf3
- 2.Sxf3#
- 2.Qxf3#
- 1...Be4
- 2.Sxe4#
- 2.Bxe4#
- 1...Sd7
- 2.Se7#
- 2.Bf7#
- 1...f3
- 2.Sxf3#
- 2.Se4#
- 2.Se6#
- 2.Sf7#
- 2.Be4#
- threat
- 1.Qh5!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 0
- REMOVED MATES = 5
- Sets
- R(j);N_GUARD::S(M),XR(j)
- R(j);N_GUARD::B(I),XR(j)
- B(a);N_GUARD::QAB(B),XB(a)
- B(a);N_GUARD::B(I),XB(a)
- P(e);S_CUTB(a)::B(I)
- Tries
- Try
- S(H);
- Threat
- DUALS(2)
- Vars
- B(a);OGATE,XS(H)::QAB(B),XB(a)
- Refutation
- P(i);XP(G)
- Try
- S(H);
- Threat
- DUALS(2)
- Vars
- B(a);OGATE,XS(H)::B(I),XB(a)
- P(i);XP(G)::QAR(B)
- R(j);::S(H)
- R(c);::QAR(B)
- R(c);::S(H)
- B(a);::S(H)
- P(e);::S(H)
- Refutation
- R(j);XB(J)
- Try
- S(H);
- Threat
- QAR(B)
- Vars
- R(j);OGATE,XS(H)::B(I),XR(j)
- R(j);N_GUARD::S(M),XR(j)
- B(a);N_GUARD::QAB(B),XB(a)
- B(a);N_GUARD::B(I),XB(a)
- S(k);S_CUTR(j)::S(M)
- P(e);S_CUTB(a)::B(I)
- Refutation
- R(c);
- Try
- B(J);
- Threat
- S(M)
- Vars
- R(j);N_GUARD::B(I),XR(j)
- Refutation
- P(i);XB(J)
- Try
- R(D);XP(d)
- Threat
- S(M)
- Vars
- R(j);N_GUARD::B(I),XR(j)
- Refutation
- P(i);XP(G)
- Try
- R(D);
- Threat
- S(M)
- Vars
- B(a);OGATE,XR(D)::B(I),XB(a)
- R(j);N_GUARD::B(I),XR(j)
- Refutation
- P(i);XP(G)
- Try
- R(D);CHECK
- Vars
- K(g);P-FLIGHT,P_SPINP(d),XP(F)::QAR1(B),XP(d)
- Refutation
- P(i);XR(D)
- Try
- R(L);
- Threat
- S(M)
- Vars
- B(a);OGATE,XR(L)::B(I),XB(a)
- R(j);N_GUARD::B(I),XR(j)
- Refutation
- P(i);XP(G)
- Try
- R(L);CHECK
- Refutation
- P(i);XR(L)
- Try
- R(L);
- Threat
- B(I)
- Vars
- R(j);XR(L)::S(M),XR(j)
- Refutation
- P(i);XP(G)
- Try
- R(L);P_PINP(i)
- Threat
- R1(L),XP(i)
- Refutation
- R(j);N_SPINP(i)
- Try
- Q(B);
- Threat
- DUALS(2)
- Vars
- P(i);XP(G)::QAB1(B)
- R(j);N_GUARD::S(M),XR(j)
- Refutation
- R(j);XB(J)
- Try
- Q(B);
- Threat
- QAB1(B)
- Vars
- P(i);OGATE,XP(G)::QAR1(B),XP(i)
- Refutation
- R(c);
- Try
- Q(B);CHECK,XB(a)
- Vars
- R(c);P_SPINR(c)::B(I)
- Refutation
- R(c);CHECK,XQ(B)
- Try
- Q(B);XP(d)
- Threat
- DUALS(3)
- Refutation
- P(i);XP(G)
- Try
- Actual
- Q(B);
- Threat
- DUALS(4)
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).