MESON Chess Problem Database
Problem Display
PID: 269683 (n5b1/5p2/1nrN1Q2/1PBkN3/1P1bpP2/KPp1P2B/7p/8 w - - 0 1)
Dyachuk, Vasyl Vasilovich
Veselenchuk, Semen Ivanovich
Shakhmatnaya kompozitsiya, 1997
#2
11 + 10
SOLUTION
- SOUND
- Sets
- 1...Rxd6
- 2.Qxd6#
- 1...Bxe5
- 2.Qxe5#
- 1...Bh7
- 2.Qxf7#
- 1...Sc4+
- 2.bxc4#
- 1...Rxd6
- Tries
- 1.Sd3?
- threat
- 2.Qxd4#
- 1...Sc4+
- 2.bxc4#
- 1...Bxe3
- 2.Qe5#
- 2.Qf5#
- 1...Bxc5
- 2.Qe5#
- 1...Be5
- 2.Qxe5#
- 1...Bxf6!
- threat
- 1.Sf3?
- threat
- 2.Qxd4#
- 1...Sc4+
- 2.bxc4#
- 1...Bxe3
- 2.Qe5#
- 2.Qf5#
- 1...Bxc5
- 2.Qe5#
- 1...Be5
- 2.Qxe5#
- 1...Bxf6!
- threat
- 1.Sec4?
- threat
- 2.Qxd4#
- 1...Sxc4+
- 2.bxc4#
- 1...Bxe3
- 2.Sxe3#
- 2.Qe5#
- 2.Qf5#
- 1...Bxc5
- 2.Qe5#
- 2.Qf5#
- 1...Be5
- 2.Qxe5#
- 1...Bxf6!
- threat
- 1.Sxc6?
- threat
- 2.Se7#
- 2.Qxd4#
- 1...Sc4+
- 2.bxc4#
- 1...Bxe3
- 2.Se7#
- 2.Qe5#
- 2.Qf5#
- 1...Bxc5
- 2.Se7#
- 2.Qe5#
- 1...Be5
- 2.Se7#
- 2.Qxe5#
- 1...Sc8
- 2.Qxd4#
- 1...Bxf6!
- threat
- 1.Sg6?
- threat
- 2.Se7#
- 2.Qxd4#
- 1...Sc4+
- 2.bxc4#
- 1...Bxe3
- 2.Se7#
- 2.Qe5#
- 2.Qf5#
- 1...Bxc5
- 2.Se7#
- 2.Qe5#
- 1...fxg6
- 2.Qxd4#
- 1...Rc7
- 2.Qxd4#
- 1...Be5
- 2.Se7#
- 2.Qxe5#
- 1...Sc8
- 2.Qxd4#
- 1...Bxf6!
- threat
- 1.Sexf7?
- threat
- 2.Be6#
- 2.Qxd4#
- 2.Qe6#
- 1...Sc4+
- 2.bxc4#
- 1...Rxd6
- 2.Qxd4#
- 2.Qxd6#
- 1...Bxe3
- 2.Be6#
- 2.Qe5#
- 2.Qg5#
- 2.Qf5#
- 2.Qe6#
- 1...Bxc5
- 2.Be6#
- 2.Qe5#
- 2.Qg5#
- 2.Qf5#
- 2.Qe6#
- 1...Bxf7
- 2.Qxd4#
- 2.Qxf7#
- 1...Be5
- 2.Be6#
- 2.Qxe5#
- 2.Qe6#
- 1...Sc7
- 2.Qxd4#
- 1...Bxf6!
- threat
- 1.Sf5?
- threat
- 2.Se7#
- 2.Qxc6#
- 1...Sc4+
- 2.bxc4#
- 1...Rxc5
- 2.Se7#
- 2.Qd6#
- 1...Rxf6
- 2.Se7#
- 1...Bxc5
- 2.Qxc6#
- 1...Rd6
- 2.Se7#
- 2.Qxd6#
- 1...Rc7
- 2.Qd6#
- 1...Rc8
- 2.Se7#
- 2.Qd6#
- 1...Sc8
- 2.Qxc6#
- 1...Re6!
- threat
- 1.Sdxf7?
- threat
- 2.Qxc6#
- 1...Sc4+
- 2.bxc4#
- 1...Rxc5
- 2.Be6#
- 2.Qd6#
- 2.Qe6#
- 1...Re6
- 2.Bxe6#
- 2.Qxe6#
- 1...Rd6
- 2.Qxd6#
- 1...Rc7
- 2.Be6#
- 2.Qd6#
- 2.Qe6#
- 1...Rc8
- 2.Be6#
- 2.Qd6#
- 2.Qe6#
- 1...Rxf6!
- threat
- 1.Sc8?
- threat
- 2.Se7#
- 2.Qxc6#
- 1...Sc4+
- 2.bxc4#
- 1...Rxc5
- 2.Se7#
- 2.Qd6#
- 1...Rxf6
- 2.Se7#
- 1...Rxc8
- 2.Qd6#
- 1...Bxc5
- 2.Qxc6#
- 1...Sxc8
- 2.Qxc6#
- 1...Rd6
- 2.Se7#
- 2.Qxd6#
- 1...Rc7
- 2.Qd6#
- 1...Re6!
- threat
- 1.Se8?
- threat
- 2.Qxc6#
- 1...Sc4+
- 2.bxc4#
- 1...Rxc5
- 2.Qd6#
- 1...Rxf6
- 2.Sxf6#
- 1...Rd6
- 2.Qxd6#
- 1...Rc7
- 2.Qd6#
- 1...Rc8
- 2.Qd6#
- 1...Re6!
- threat
- 1.Sd3?
- Keys
- 1.Sd7!
- threat
- 2.Qxd4#
- 1...Sc4+
- 2.bxc4#
- 1...Bxe3
- 2.Qe5#
- 2.Qf5#
- 1...Bxc5
- 2.Qe5#
- 1...Bxf6
- 2.Sxf6#
- 1...Be5
- 2.Qxe5#
- threat
- 1.Sd7!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 2
- REMOVED MATES = 2
- Sets
- R(g);OGATE,XS(J)::QAR1(K),XR(g)
- B(c);OGATE,XS(I)::QAR1(K),XB(c)
- B(j);N_GUARD::QAB(K),XP(h)
- S(f);CHECK,OGATE::P(B),XS(f)
- Tries
- Try
- S(I);
- Threat
- QAR1(K),XB(c)
- Vars
- S(f);CHECK,OGATE::P(B),XS(f)
- B(c);N_GUARD,P_PINP(E),XB(H)::QAR1(K)
- B(c);N_GUARD::QAR1(K),XB(c)
- Refutation
- B(c);XQ(K)
- Try
- S(I);
- Threat
- QAR1(K),XB(c)
- Vars
- S(f);CHECK,OGATE::P(B),XS(f)
- B(c);N_GUARD,P_PINP(E),XB(H)::QAR1(K)
- B(c);N_GUARD::QAR1(K),XB(c)
- Refutation
- B(c);XQ(K)
- Try
- S(I);
- Threat
- QAR1(K),XB(c)
- Vars
- S(f);CHECK,OGATE,XS(I)::P(B),XS(f)
- B(c);N_GUARD::QAR1(K),XB(c)
- Refutation
- B(c);XQ(K)
- Try
- S(I);XR(g)
- Threat
- DUALS(2)
- Vars
- S(f);CHECK,OGATE::P(B),XS(f)
- S(f);::QAR1(K),XB(c)
- Refutation
- B(c);XQ(K)
- Try
- S(I);
- Threat
- DUALS(2)
- Vars
- S(f);CHECK,OGATE::P(B),XS(f)
- P(h);XS(I)::QAR1(K),XB(c)
- R(g);::QAR1(K),XB(c)
- S(f);::QAR1(K),XB(c)
- Refutation
- B(c);XQ(K)
- Try
- S(I);XP(h)
- Threat
- DUALS(3)
- Vars
- S(f);CHECK,OGATE::P(B),XS(f)
- S(i);::QAR1(K),XB(c)
- Refutation
- B(c);XQ(K)
- Try
- S(J);
- Threat
- DUALS(2)
- Vars
- S(f);CHECK,OGATE::P(B),XS(f)
- R(g);XQ(K)::S(J)
- B(c);P_PINP(E),XB(H)::QAB1(K),XR(g)
- R(g);N_GUARD::QAR1(K)
- S(f);::QAB1(K),XR(g)
- Refutation
- R(g);
- Try
- S(J);XP(h)
- Threat
- QAB1(K),XR(g)
- Vars
- S(f);CHECK,OGATE::P(B),XS(f)
- R(g);N_GUARD::QAR1(K),XR(g)
- Refutation
- R(g);XQ(K)
- Try
- S(J);
- Threat
- DUALS(2)
- Vars
- S(f);CHECK,OGATE::P(B),XS(f)
- R(g);XQ(K)::S(J)
- R(g);N_GUARD,XS(J)::QAR1(K)
- B(c);P_PINP(E),XB(H)::QAB1(K),XR(g)
- S(f);XS(J)::QAB1(K),XR(g)
- R(g);N_GUARD::QAR1(K)
- Refutation
- R(g);
- Try
- S(J);
- Threat
- QAB1(K),XR(g)
- Vars
- S(f);CHECK,OGATE::P(B),XS(f)
- R(g);N_GUARD,XB(H)::QAR1(K)
- R(g);XQ(K)::S(J),XR(g)
- R(g);N_GUARD::QAR1(K),XR(g)
- R(g);N_GUARD::QAR1(K)
- Refutation
- R(g);
- Try
- Actual
- S(I);
- Threat
- QAR1(K),XB(c)
- Vars
- S(f);CHECK,OGATE::P(B),XS(f)
- B(c);N_GUARD,P_PINP(E),XB(H)::QAR1(K)
- B(c);XQ(K)::S(I),XB(c)
- B(c);N_GUARD::QAR1(K),XB(c)
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).