MESON Chess Problem Database
Problem Display
PID: 272398 (2r5/1B1P2n1/q1r2pQ1/R3Nn1b/1p2k1N1/2pRP1p1/2P1K3/8 w - - 0 1)
Vertelka, Stasys
Rochade Europa, 1995
#2
10 + 11
| 15601 | Albrecht-Leiss-Degener Collection | 2023 |
SOLUTION
- SOUND
- Sets
- 1...Qxd3+
- 2.cxd3#
- 1...Qxb7
- 2.Rd4#
- 1...Qxa5
- 2.Rd4#
- 1...Qa8
- 2.Rd4#
- 1...Bxg4+
- 2.Qxg4#
- 1...Bxg6
- 2.Sxf6#
- 1...fxe5
- 2.Rxe5#
- 1...Qxd3+
- Tries
- 1.Ke1?
- threat
- 2.Sxf6#
- 2.Rd4#
- 1...Qxd3
- 2.cxd3#
- 1...Qxb7
- 2.Rd4#
- 1...Qxa5
- 2.Rd4#
- 1...Bxg4
- 2.Qxg4#
- 1...Bxg6
- 2.Sxf6#
- 1...Qc4
- 2.Sxf6#
- 1...Qb5
- 2.Rd4#
- 1...Qb6
- 2.Sxf6#
- 1...Qa7
- 2.Sxf6#
- 1...Rf8
- 2.Rd4#
- 1...Se6
- 2.Sxf6#
- 1...Se8
- 2.Rd4#
- 1...fxe5!
- threat
- 1.Sf3?
- threat
- 2.Sxf6#
- 1...Qxd3+
- 2.cxd3#
- 1...Qxb7
- 2.Rd4#
- 1...Bxg4
- 2.Qxg4#
- 1...Se8
- 2.Qxf5#
- 1...Rf8!
- threat
- 1.Sc4?
- threat
- 2.Sd6#
- 2.Rd4#
- 1...Bxg4+
- 2.Qxg4#
- 1...Qxb7
- 2.Rd4#
- 1...Bxg6
- 2.Sxf6#
- 1...Qb6
- 2.Sd6#
- 1...Qa7
- 2.Sd6#
- 1...Se6
- 2.Sd6#
- 2.Qxf5#
- 1...Se8
- 2.Rd4#
- 2.Qxf5#
- 1...Qxc4!
- threat
- 1.Bxc6+?
- 1...Qxc6
- 2.Rd4#
- 1...Rxc6!
- 1...Qxc6
- 1.dxc8S?
- threat
- 2.Sd6#
- 1...Qxd3+
- 2.cxd3#
- 1...Bxg4+
- 2.Qxg4#
- 1...Qxb7
- 2.Rd4#
- 1...Bxg6
- 2.Sxf6#
- 1...Se8!
- threat
- 1.Ke1?
- Keys
- 1.Sf7!
- threat
- 2.Sd6#
- 1...Qxd3+
- 2.cxd3#
- 1...Bxg4+
- 2.Qxg4#
- 1...Qxb7
- 2.Rd4#
- 1...Bxg6
- 2.Sxf6#
- 1...Se8
- 2.Qxf5#
- threat
- 1.Sf7!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 1
- REMOVED MATES = 3
- Sets
- Q(g);CHECK,OGATE,XR(C)::P(A),XQ(g)
- Q(g);N_PINR(C),N_SPINR(h),XB(I)::R1(C)
- Q(g);N_PINR(C),XR(F)::R1(C)
- Q(g);N_PINR(C)::R1(C)
- B(f);CHECK,OGATE,XS(E)::QAR2(H),XB(f)
- B(f);N_PINS(E),N_SPINS(e),XQ(H)::S(E),XP(i)
- P(i);OGATE,XS(G)::R1(F),XP(i)
- Tries
- Try
- K(B);N_SPINR(C),N_SPINS(E),P-FLIGHT
- Threat
- DUALS(2)
- Vars
- Q(g);OGATE,XR(C)::P(A),XQ(g)
- Q(g);N_SPINR(h),XB(I)::R1(C)
- Q(g);XR(F)::R1(C)
- B(f);OGATE,XS(E)::QAR2(H),XB(f)
- B(f);N_SPINS(e),XQ(H)::S(E),XP(i)
- Q(g);::S(E),XP(i)
- Q(g);::R1(C)
- R(k);::R1(C)
- S(j);::S(E),XP(i)
- S(j);::R1(C)
- Refutation
- P(i);XS(G)
- Try
- S(G);N_SPINS(E)
- Threat
- S(E),XP(i)
- Vars
- Q(g);CHECK,OGATE,XR(C)::P(A),XQ(g)
- Q(g);N_PINR(C),N_SPINR(h),XB(I)::R1(C)
- B(f);OGATE,P_PINS(G),XS(E)::QAR2(H),XB(f)
- S(j);N_GUARD::QAB1(H),XS(e)
- Refutation
- R(k);
- Try
- S(G);N_SPINR(C)
- Threat
- DUALS(2)
- Vars
- B(f);CHECK,OGATE,XS(E)::QAR2(H),XB(f)
- Q(g);N_SPINR(h),XB(I)::R1(C)
- B(f);N_PINS(E),N_SPINS(e),XQ(H)::S(E),XP(i)
- Q(g);::S(G)
- Refutation
- Q(g);P_PINR(C),XS(G)
- Try
- B(I);CHECK,XR(h)
- Vars
- Q(g);N_PINR(C),XB(I)::R1(C)
- Refutation
- R(k);XB(I)
- Try
- P(J);XR(k)
- Threat
- S(J)
- Vars
- Q(g);CHECK,OGATE,XR(C)::P(A),XQ(g)
- B(f);CHECK,OGATE,XS(E)::QAR2(H),XB(f)
- Q(g);N_PINR(C),N_SPINR(h),XB(I)::R1(C)
- B(f);N_PINS(E),N_SPINS(e),XQ(H)::S(E),XP(i)
- Refutation
- S(j);
- Try
- Actual
- S(G);
- Threat
- S(G)
- Vars
- Q(g);CHECK,OGATE,XR(C)::P(A),XQ(g)
- B(f);CHECK,OGATE,XS(E)::QAR2(H),XB(f)
- Q(g);N_PINR(C),N_SPINR(h),XB(I)::R1(C)
- B(f);N_PINS(E),N_SPINS(e),XQ(H)::S(E),XP(i)
- S(j);N_GUARD::QAB1(H),XS(e)
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).