MESON Chess Problem Database
Problem Display
PID: 156861 (1b6/1p1BKp2/bR1Bp3/R1Nk1p2/3N3r/1PQp2p1/2P1Pn2/5nq1 w - - 0 1)
Dyachuk, Vasyl Vasilovich
Zamanov, Vidadi
3rd HM., Troll, 2014
#2
11 + 13
SOLUTION
- SOUND
- Sets
- 1...Re4
- 2.Sxa6#
- 1...Bc4
- 2.Qxc4#
- 2.bxc4#
- 1...f6
- 2.Bxe6#
- 1...Re4
- Tries
- 1.Sf3?
- threat
- 2.Qe5#
- 1...Bxd6+
- 2.Rxd6#
- 1...Rd4
- 2.Qxd4#
- 1...Re4
- 2.Sxa6#
- 1...e5
- 2.Qxe5#
- 1...f6
- 2.Bxe6#
- 1...Sg4!
- threat
- 1.Sb5?
- threat
- 2.Qe5#
- 1...Bxd6+
- 2.Rxd6#
- 1...Rd4
- 2.Qxd4#
- 1...Sg4
- 2.Qc4#
- 1...e5
- 2.Qxe5#
- 1...f6
- 2.Bxe6#
- 1...Re4!
- threat
- 1.Sc6?
- threat
- 2.Qe5#
- 1...Rd4
- 2.Qxd4#
- 1...Re4
- 2.Sxa6#
- 1...Sg4
- 2.Sb4#
- 1...e5
- 2.Qxe5#
- 1...f6
- 2.Bxe6#
- 1...Bxd6+!
- threat
- 1.Sdxe6?
- threat
- 2.Qe5#
- 1...Bxd6+
- 2.Rxd6#
- 1...Rd4
- 2.Qxd4#
- 1...Re4
- 2.Sxa6#
- 1...Sg4
- 2.Sf4#
- 1...f6!
- threat
- 1.Sxd3+?
- 1...Ke4
- 2.Re5#
- 1...Bb5!
- 1...Ke4
- 1.Se4+?
- 1...Bb5
- 2.Sf6#
- 1...Kxe4!
- 1...Bb5
- 1.Scxe6+?
- 1...Ke4
- 2.Re5#
- 1...Bb5!
- 1...Ke4
- 1.Sxb7+?
- 1...Bb5
- 2.Bc6#
- 1...Ke4!
- 1...Bb5
- 1.e4+?
- 1...Rxe4
- 2.Sxa6#
- 1...fxe4
- 2.Sxa6#
- 1...Sxe4!
- 1...Rxe4
- 1.Sf3?
- Keys
- 1.Sxf5!
- threat
- 2.Qe5#
- 1...Bxd6+
- 2.Rxd6#
- 1...Rd4
- 2.Qxd4#
- 1...Re4
- 2.Sxa6#
- 1...Sg4
- 2.e4#
- 1...e5
- 2.Qxe5#
- 1...f6
- 2.Bxe6#
- threat
- 1.Sxf5!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 4
- REMOVED MATES = 0
- Sets
- R(f);SBLOCK::R(F)+S(G),XB(i)
- P(l);N_GUARD::B(J),XP(j)
- Tries
- Try
- S(E);
- Threat
- QAR1(D)
- Vars
- B(m);CHECK,OGATE,XB(I)::R1(H),XB(m)
- R(f);N_GUARD::QAR1(D),XR(f)
- R(f);SBLOCK::R(F)+S(G),XB(i)
- P(j);::QAR1(D),XP(j)
- P(l);N_GUARD::B(J),XP(j)
- Refutation
- S(c);
- Try
- S(E);
- Threat
- QAR1(D)
- Vars
- B(m);CHECK,OGATE,XB(I)::R1(H),XB(m)
- R(f);N_GUARD::QAR1(D),XR(f)
- S(c);S_CUTR(f)::QAB1(D)
- P(j);::QAR1(D),XP(j)
- P(l);N_GUARD::B(J),XP(j)
- Refutation
- R(f);
- Try
- S(E);
- Threat
- QAR1(D)
- Vars
- R(f);N_GUARD::QAR1(D),XR(f)
- R(f);SBLOCK::R(F)+S(G),XB(i)
- S(c);S_CUTR(f)::S(E)
- P(j);::QAR1(D),XP(j)
- P(l);N_GUARD::B(J),XP(j)
- Refutation
- B(m);CHECK,XB(I)
- Try
- S(E);XP(j)
- Threat
- QAR1(D)
- Vars
- B(m);CHECK,OGATE,XB(I)::R1(H),XB(m)
- R(f);N_GUARD::QAR1(D),XR(f)
- R(f);P_PINS(E),SBLOCK::R(F)+S(G),XB(i)
- S(c);S_CUTR(f)::S(E)
- Refutation
- P(l);
- Try
- S(G);CHECK,XP(d)
- Vars
- K(g);OGATE,S_FLIGHT::R1(F)
- Refutation
- B(i);P_SPINB(i)
- Try
- S(G);CHECK
- Vars
- B(i);P_SPINB(i)::S(G)
- Refutation
- K(g);S_FLIGHT,XS(G)
- Try
- S(G);CHECK,XP(j)
- Vars
- K(g);OGATE,S_FLIGHT::R1(F)
- Refutation
- B(i);P_SPINB(i)
- Try
- S(G);CHECK,XP(k)
- Vars
- B(i);P_SPINB(i)::B(J)
- Refutation
- K(g);S_FLIGHT
- Try
- P(B);CHECK
- Vars
- R(f);SBLOCK,XP(B)::R(F)+S(G),XB(i)
- P(h);SBLOCK,XP(B)::R(F)+S(G),XB(i)
- Refutation
- S(c);XP(B)
- Try
- Actual
- S(E);XP(h)
- Threat
- QAR1(D)
- Vars
- B(m);CHECK,OGATE,XB(I)::R1(H),XB(m)
- R(f);N_GUARD::QAR1(D),XR(f)
- R(f);SBLOCK::R(F)+S(G),XB(i)
- S(c);N_GUARD,S_CUTR(f)::P(B)
- P(j);::QAR1(D),XP(j)
- P(l);N_GUARD::B(J),XP(j)
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).