MESON Chess Problem Database
Problem Display
PID: 237380 (4b3/p1N5/BP1r4/6R1/Qppkpnn1/4p3/P2P1P2/1KN3b1 w - - 0 1)
Dyachuk, Vasyl Vasilovich
Novitski, Petr Adrinovich
1st HM., Rochade Europa, 2014-2015
#2
10 + 11
| 15148 | Sadier Collection | 2021 |
SOLUTION
- SOUND
- Sets
- 1...Rc6
- 2.Sb5#
- 1...Rd7
- 2.Sb5#
- 1...Bb5
- 2.Sxb5#
- 1...Bh5
- 2.Sb5#
- 1...Bg6
- 2.Sb5#
- 1...Bf7
- 2.Sb5#
- 1...Sd3
- 2.Se2#
- 1...b3
- 2.Qxc4#
- 1...c3
- 2.Sb3#
- 2.Qxb4#
- 1...Rc6
- Tries
- 1.Sb3+?
- 1...cxb3
- 2.Qxb4#
- 1...Kd3!
- 1...cxb3
- 1.Qc2?
- threat
- 2.Qxc4#
- 1...Rc6
- 2.Sb5#
- 1...Bb5
- 2.Sxb5#
- 1...Bf7
- 2.Sb5#
- 1...c3
- 2.Sb3#
- 1...Se5!
- threat
- 1.Qb5?
- threat
- 2.Qxc4#
- 2.Qc5#
- 1...Bxb5
- 2.Sxb5#
- 1...exd2
- 2.Qxc4#
- 1...axb6
- 2.Qxc4#
- 1...Rd5
- 2.Qxc4#
- 1...Bf7
- 2.Qc5#
- 1...Sd3
- 2.Se2#
- 2.Qxc4#
- 1...Sd5
- 2.Qxc4#
- 1...Se6
- 2.Qxc4#
- 1...Se5
- 2.Qxe5#
- 1...c3
- 2.Sb3#
- 2.Qc4#
- 2.Qxb4#
- 2.Qc5#
- 1...Rc6!
- threat
- 1.Qc6?
- threat
- 2.Sb5#
- 2.Qxc4#
- 2.Qc5#
- 1...Rxc6
- 2.Sb5#
- 1...exd2
- 2.Sb5#
- 2.Qxc4#
- 1...axb6
- 2.Sb5#
- 2.Qxc4#
- 1...Rd5
- 2.Qxc4#
- 1...Bf7
- 2.Sb5#
- 2.Qc5#
- 1...Sd3
- 2.Se2#
- 2.Sb5#
- 2.Qxc4#
- 2.Qxd6#
- 1...Sd5
- 2.Sb5#
- 2.Qxc4#
- 1...Se6
- 2.Sb5#
- 2.Qxc4#
- 2.Qxd6#
- 1...Se5
- 2.Sb5#
- 1...c3
- 2.Sb3#
- 2.Sb5#
- 2.Qc4#
- 2.Qc5#
- 1...Bxc6!
- threat
- 1.Qxb4?
- threat
- 2.Qc3#
- 2.Qc5#
- 2.Qxc4#
- 1...exd2
- 2.Qxc4#
- 1...axb6
- 2.Qc3#
- 2.Qxc4#
- 1...Rd5
- 2.Qxc4#
- 1...Rc6
- 2.Sb5#
- 2.Qc3#
- 1...Bb5
- 2.Sxb5#
- 2.Qc3#
- 2.Qc5#
- 1...Bf7
- 2.Sb5#
- 2.Qc3#
- 2.Qc5#
- 1...Se2
- 2.Qc5#
- 2.Qxd6#
- 2.Qxc4#
- 1...Sd3
- 2.Se2#
- 2.Sb3#
- 2.Qc3#
- 2.Qxd6#
- 2.Qxc4#
- 1...Sd5
- 2.Qxc4#
- 1...Se6
- 2.Qc3#
- 2.Qxd6#
- 2.Qxc4#
- 1...Se5
- 2.dxe3#
- 1...Rxb6!
- threat
- 1.dxe3+?
- 1...Kc3
- 2.Qc2#
- 1...Sxe3!
- 1...Kc3
- 1.Sb3+?
- Keys
- 1.Qb3!
- threat
- 2.Qxc4#
- 1...cxb3
- 2.Sxb3#
- 1...Se5
- 2.Qxe3#
- 1...Rc6
- 2.Sb5#
- 1...Bb5
- 2.Sxb5#
- 1...Bf7
- 2.Sb5#
- 1...c3
- 2.Qc4#
- 2.Qxb4#
- threat
- 1.Qb3!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 2
- REMOVED MATES = 5
- Sets
- R(i);S_CUTB(k)::S(J)
- B(k);N_GUARD::S(J),XB(k)
- B(k);N_GUARD::S(J)
- S(g);N_GUARD,SBLOCK::S(B)
- P(c);OGATE,P_SPINP(d)::QAR1(F),XP(d)
- Tries
- Try
- S(B);CHECK
- Vars
- P(d);P_SPINP(c),XS(B)::QAR2(F),XP(c)
- Refutation
- K(e);P-FLIGHT,P_SPINP(d)
- Try
- Q(F);
- Threat
- QAR1(F),XP(d)
- Vars
- R(i);S_CUTB(k)::S(J)
- B(k);N_GUARD::S(J),XB(k)
- B(k);N_GUARD::S(J)
- P(d);N_GUARD::S(B)
- Refutation
- S(h);
- Try
- Q(F);
- Threat
- DUALS(2)
- Vars
- B(k);XQ(F)::S(J),XB(k)
- P(b);XP(D)::QAR1(F),XP(d)
- P(j);XP(I)::QAR1(F),XP(d)
- R(i);::QAR1(F),XP(d)
- B(k);::QAB1(F)
- S(g);::QAR1(F),XP(d)
- S(h);N_GUARD::QAB1(F),XS(h)
- Refutation
- R(i);
- Try
- Q(F);
- Threat
- DUALS(3)
- Vars
- R(i);XQ(F)::S(J)
- R(i);::QAR1(F),XP(d)
- S(h);::S(J)
- Refutation
- B(k);XQ(F)
- Try
- Q(F);P_PINP(d),XP(c)
- Threat
- DUALS(3)
- Vars
- P(b);XP(D)::QAR1(F),XP(d)
- R(i);::QAR1(F),XP(d)
- S(g);::QAR1(F),XP(d)
- S(h);N_GUARD::P(D),XP(b)
- Refutation
- R(i);P_PINQ(F),XP(I)
- Try
- P(D);CHECK,XP(b)
- Vars
- K(e);S_FLIGHT::QAR1(F)
- Refutation
- S(h);XP(D)
- Try
- Actual
- Q(F);
- Threat
- QAR1(F),XP(d)
- Vars
- P(d);XQ(F)::S(B),XP(d)
- S(h);N_GUARD::QAB1(F),XP(b)
- R(i);S_CUTB(k)::S(J)
- B(k);N_GUARD::S(J),XB(k)
- B(k);N_GUARD::S(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).