MESON Chess Problem Database
Problem Display
PID: 40055 (4R1K1/r3b2n/1p3pN1/1P1k1rR1/p2pNp2/QbPPPB2/2p4B/8 w - - 0 1)
Dyachuk, Vasyl Vasilovich
Probleemblad, 2001
#2
12 + 12
SOLUTION
- SOUND
- Sets
- 1...Ke6
- 2.Qd6#
- 1...Re5
- 2.Sxf4#
- 1...Rxg5
- 2.Sxg5#
- 1...Ba2
- 2.Qxa2#
- 1...Bxa3
- 2.Sxf4#
- 2.Rxf5#
- 1...Bb4
- 2.Sxf4#
- 2.Rxf5#
- 1...Bc5
- 2.Sxf4#
- 2.Rxf5#
- 1...Bd6
- 2.Sd2#
- 2.Sf2#
- 2.Sg3#
- 2.Sc5#
- 2.Sxd6#
- 2.Sxf6#
- 2.Qxd6#
- 1...Bd8
- 2.Sd2#
- 2.Sf2#
- 2.Sg3#
- 2.Sd6#
- 2.Sxf6#
- 2.Sxf4#
- 2.Rxf5#
- 2.Qd6#
- 1...Bf8
- 2.Sd2#
- 2.Sf2#
- 2.Sg3#
- 2.Sd6#
- 2.Sxf6#
- 2.Sxf4#
- 2.Rxf5#
- 1...Sxg5
- 2.Sxg5#
- 1...fxe3
- 2.Sc5#
- 1...fxg5
- 2.Sxg5#
- 1...Ke6
- Tries
- 1.Sxe7+?
- 1...Ke6
- 2.Qd6#
- 1...Rxe7
- 2.Qd6#
- 1...Ke5+!
- 1...Ke6
- 1.Bxf4?
- threat
- 2.Sc5#
- 1...Ke6
- 2.Qd6#
- 1...Bxa3
- 2.Rxf5#
- 1...Sxg5
- 2.Sxg5#
- 1...Bb4
- 2.Rxf5#
- 1...Bc5
- 2.Sd2#
- 2.Sf2#
- 2.Sg3#
- 2.Sxc5#
- 2.Sd6#
- 2.Sxf6#
- 2.Rxf5#
- 1...Re5!
- threat
- 1.Rxe7?
- threat
- 2.Sd2#
- 2.Sf2#
- 2.Sg3#
- 2.Sd6#
- 2.Sxf6#
- 2.Sxf4#
- 2.Rxf5#
- 2.Qd6#
- 1...Rxg5
- 2.Sd2#
- 2.Sf2#
- 2.Sg3#
- 2.Sxg5#
- 2.Sd6#
- 2.Sxf6#
- 2.Qd6#
- 1...Rxe7
- 2.Qd6#
- 1...Sxg5
- 2.Sxg5#
- 2.Sxf6#
- 2.Qd6#
- 1...fxe3
- 2.Sd2#
- 2.Sf2#
- 2.Sg3#
- 2.Sc5#
- 2.Sd6#
- 2.Sxf6#
- 2.Sf4#
- 2.Rxf5#
- 2.Qd6#
- 1...fxg5
- 2.Sd2#
- 2.Sf2#
- 2.Sg3#
- 2.Sxg5#
- 2.Sd6#
- 2.Sf6#
- 2.Qd6#
- 1...Re5
- 2.Sd2#
- 2.Sf2#
- 2.Sg3#
- 2.Sd6#
- 2.Sxf6#
- 2.Sxf4#
- 2.Qd6#
- 1...Rd7
- 2.Sd2#
- 2.Sf2#
- 2.Sg3#
- 2.Sd6#
- 2.Sxf6#
- 2.Sxf4#
- 2.Rxf5#
- 1...Ra8+!
- threat
- 1.Qc5+?
- 1...Ke6
- 2.Qd6#
- 2.Qxf5#
- 2.Qc6#
- 1...Bxc5
- 2.Sxf4#
- 2.Rxf5#
- 1...bxc5!
- 1...Ke6
- 1.Qxe7?
- threat
- 2.Sd2#
- 2.Sf2#
- 2.Sg3#
- 2.Sc5#
- 2.Sxf6#
- 2.Sxf4#
- 2.Rxf5#
- 2.Qd6#
- 2.Qe6#
- 1...Rxg5
- 2.Sd2#
- 2.Sf2#
- 2.Sg3#
- 2.Sc5#
- 2.Sxg5#
- 2.Sxf6#
- 2.Qd6#
- 2.Qe6#
- 1...Sxg5
- 2.Sxg5#
- 2.Sxf6#
- 2.Qd6#
- 1...fxe3
- 2.Sd2#
- 2.Sf2#
- 2.Sg3#
- 2.Sc5#
- 2.Sxf6#
- 2.Sf4#
- 2.Rxf5#
- 2.Qd6#
- 2.Qe6#
- 1...fxg5
- 2.Sd2#
- 2.Sf2#
- 2.Sg3#
- 2.Sc5#
- 2.Sxg5#
- 2.Sf6#
- 2.Qd6#
- 2.Qe6#
- 1...Re5
- 2.Sd2#
- 2.Sf2#
- 2.Sg3#
- 2.Sc5#
- 2.Sxf6#
- 2.Sxf4#
- 2.Qd6#
- 2.Qe6#
- 1...Rd7
- 2.Sd2#
- 2.Sf2#
- 2.Sg3#
- 2.Sc5#
- 2.Sxf6#
- 2.Sxf4#
- 2.Rxf5#
- 2.Qe6#
- 2.Qxd7#
- 1...Sf8
- 2.Sd2#
- 2.Sf2#
- 2.Sg3#
- 2.Sc5#
- 2.Sxf6#
- 2.Sxf4#
- 2.Rxf5#
- 2.Qd6#
- 1...Rxe7!
- threat
- 1.cxd4?
- threat
- 2.Sxf4#
- 1...Ke6
- 2.Qd6#
- 1...Rxg5
- 2.Sxg5#
- 1...Sxg5
- 2.Sxg5#
- 1...fxg5
- 2.Sxg5#
- 1...Bd6
- 2.Sd2#
- 2.Sf2#
- 2.Sc3#
- 2.Sg3#
- 2.Sc5#
- 2.Sxd6#
- 2.Sxf6#
- 2.Qxd6#
- 1...fxe3!
- threat
- 1.c4+?
- 1...Ke6
- 2.Qd6#
- 1...Bxc4!
- 1...Ke6
- 1.Sxe7+?
- Keys
- 1.Rh5!
- threat
- 2.Sg5#
- 1...Ke6
- 2.Qd6#
- 1...Bxa3
- 2.Sxf4#
- 2.Rxf5#
- 1...fxe3
- 2.Sc5#
- 1...Re5
- 2.Sxf4#
- 1...Rg5
- 2.Sxg5#
- 1...Bb4
- 2.Sxf4#
- 2.Rxf5#
- 1...Bc5
- 2.Sxf4#
- 2.Rxf5#
- 1...Sg5
- 2.Sxg5#
- threat
- 1.Rh5!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 0
- REMOVED MATES = 2
- Sets
- K(f);N_SPINR(g),P_SPINB(k),S_FLIGHT::QAR1(B)
- R(g);::S(J),XP(e)
- R(g);N_SPINR(g),P_PINS(J),XR(I)::B(F)+S(G),XR(g)
- B(b);OGATEB::QAB(B),XB(b)
- S(l);N_SPINR(g),XR(I)::B(F)+S(G),XS(l)
- P(e);XP(E)::B(F)+S(G)
- P(i);N_SPINR(g),XR(I)::B(F)+S(G),XP(i)
- Tries
- Try
- S(J);CHECK,XB(k)
- Vars
- K(f);N_SPINR(g),S_FLIGHT::QAR1(B)
- R(j);XS(J)::QAR1(B)
- Refutation
- K(f);CHECK,P-FLIGHT,P_SPINP(e)
- Try
- B(A);XP(e)
- Threat
- B(F)+S(G)
- Vars
- K(f);N_SPINR(g),P_SPINB(k),S_FLIGHT::QAR1(B)
- B(k);XQ(B)::R(I),XR(g)
- S(l);N_SPINR(g),XR(I)::B(F)+S(G),XS(l)
- B(k);::R(I),XR(g)
- Refutation
- R(g);
- Try
- R(K);XB(k)
- Threat
- DUALS(8)
- Vars
- R(j);XR(K)::QAR1(B)
- Refutation
- R(j);CHECK
- Try
- Q(B);CHECK
- Refutation
- P(h);XQ(B)
- Try
- Q(B);XB(k)
- Threat
- DUALS(9)
- Refutation
- R(j);XQ(B)
- Try
- P(C);XP(d)
- Threat
- S(J),XP(e)
- Vars
- K(f);N_SPINR(g),P_SPINB(k),S_FLIGHT::QAR1(B)
- R(g);N_SPINR(g),P_PINS(J),XR(I)::B(F)+S(G),XR(g)
- S(l);N_SPINR(g),XR(I)::B(F)+S(G),XS(l)
- P(i);N_SPINR(g),XR(I)::B(F)+S(G),XP(i)
- Refutation
- P(e);XP(E)
- Try
- P(C);CHECK
- Vars
- K(f);N_SPINR(g),P_SPINB(k),S_FLIGHT::QAR1(B)
- Refutation
- B(b);XP(C)
- Try
- Actual
- R(I);
- Threat
- B(F)+S(G)
- Vars
- K(f);N_SPINR(g),P_SPINB(k),S_FLIGHT::QAR1(B)
- P(e);XP(E)::B(F)+S(G)
- R(g);::S(J),XP(e)
- R(g);P_PINS(J)::B(F)+S(G),XR(g)
- S(l);N_SPINR(g)::B(F)+S(G),XS(l)
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).