MESON Chess Problem Database
Problem Display
PID: 237365 (4N3/1Nbp1p1K/5P2/3Pk1P1/b3p1Qp/2P2nn1/3RPRBB/2r2q2 w - - 0 1)
Dyachuk, Vasyl Vasilovich
Rochade Europa, 2003
#2
13 + 11
| 15148 | Sadier Collection | 2021 |
SOLUTION
- SOUND
- Sets
- 1...Se1
- 2.Qf5#
- 2.Qxe4#
- 2.Qf4#
- 1...Sg1
- 2.Qf5#
- 2.Qxe4#
- 2.Qf4#
- 1...Sxd2
- 2.Qf5#
- 1...Sxh2
- 2.Qf4#
- 1...Sd4
- 2.Qxe4#
- 1...Sxg5+
- 2.Qxg5#
- 1...h3
- 2.Bxg3#
- 1...Se1
- Tries
- 1.Sc5?
- threat
- 2.Qxe4#
- 1...Sxg5+
- 2.Qxg5#
- 1...Sxd2
- 2.Qf5#
- 1...Sxh2
- 2.Qf4#
- 1...Bc2
- 2.Sxd7#
- 1...e3
- 2.Qe4#
- 1...Qxe2!
- threat
- 1.Sbd6?
- threat
- 2.Sc4#
- 2.Sxf7#
- 2.Qf5#
- 2.Qxe4#
- 1...Sxg5+
- 2.Qxg5#
- 1...Qxe2
- 2.Sxf7#
- 2.Qf5#
- 1...Rxc3
- 2.Sxf7#
- 2.Qf5#
- 2.Qxe4#
- 1...Sxd2
- 2.Qf5#
- 1...Sxh2
- 2.Sc4#
- 2.Sxf7#
- 2.Qf4#
- 1...Sd4
- 2.Qxe4#
- 1...Bc2
- 2.Sc4#
- 2.Sxf7#
- 2.Qf5#
- 1...Bb3
- 2.Sxf7#
- 2.Qf5#
- 2.Qxe4#
- 1...Bb5
- 2.Sxf7#
- 2.Qf5#
- 2.Qxe4#
- 1...e3
- 2.Sc4#
- 2.Sxf7#
- 2.Qf5#
- 2.Qe4#
- 1...Bxd6!
- threat
- 1.Sd8?
- threat
- 2.Sxf7#
- 1...Sxg5+
- 2.Qxg5#
- 1...Sxd2
- 2.Qf5#
- 1...Sd4
- 2.Qxe4#
- 1...Bxd8!
- threat
- 1.Sed6?
- threat
- 2.Sc4#
- 2.Sxf7#
- 2.Qf5#
- 2.Qxe4#
- 1...Sxg5+
- 2.Qxg5#
- 1...Qxe2
- 2.Sxf7#
- 2.Qf5#
- 1...Rxc3
- 2.Sxf7#
- 2.Qf5#
- 2.Qxe4#
- 1...Sxd2
- 2.Qf5#
- 1...Sxh2
- 2.Sc4#
- 2.Sxf7#
- 2.Qf4#
- 1...Sd4
- 2.Qxe4#
- 1...Bc2
- 2.Sc4#
- 2.Sxf7#
- 2.Qf5#
- 1...Bb3
- 2.Sxf7#
- 2.Qf5#
- 2.Qxe4#
- 1...Bb5
- 2.Sxf7#
- 2.Qf5#
- 2.Qxe4#
- 1...e3
- 2.Sc4#
- 2.Sxf7#
- 2.Qf5#
- 2.Qe4#
- 1...Bxd6!
- threat
- 1.Qxf3?
- threat
- 2.Qxe4#
- 2.Qf4#
- 2.Qf5#
- 1...Qxe2
- 2.Qf4#
- 2.Qf5#
- 1...Qxg2
- 2.Qf4#
- 2.Qf5#
- 1...Qxf2
- 2.Qxe4#
- 1...Bc2
- 2.Qf4#
- 2.Qf5#
- 1...e3
- 2.Qe4#
- 2.Qxe3#
- 2.Qf4#
- 2.Qf5#
- 1...exf3!
- threat
- 1.Qxg3+?
- 1...Kf5
- 2.Sg7#
- 1...hxg3!
- 1...Kf5
- 1.e3?
- threat
- 2.Qf4#
- 1...Sxg5+
- 2.Qxg5#
- 1...Sxd2
- 2.Qf5#
- 1...Sd4
- 2.Qxe4#
- 1...Qd3!
- threat
- 1.Sc5?
- Keys
- 1.Sg7!
- threat
- 2.Qf5#
- 1...Sxg5+
- 2.Qxg5#
- 1...Sxh2
- 2.Qf4#
- 1...Sd4
- 2.Qxe4#
- threat
- 1.Sg7!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 0
- REMOVED MATES = 2
- Sets
- S(c);XR(A)::QAR1(G)
- S(c);N_SPINS(d),XB(E)::QAB1(G)
- S(c);::QAR1(G),XP(f)
- S(c);CHECK,OGATE,XP(I)::QAR2(G),XS(c)
- P(g);N_GUARD::B(E),XS(d)
- Tries
- Try
- S(K);
- Threat
- QAR1(G),XP(f)
- Vars
- S(c);CHECK,OGATE,XP(I)::QAR2(G),XS(c)
- S(c);XR(A)::QAR1(G)
- S(c);N_SPINS(d),XB(E)::QAB1(G)
- B(e);N_GUARD::S(K),XP(j)
- P(f);::QAR1(G)
- Refutation
- Q(b);XP(B)
- Try
- S(K);
- Threat
- DUALS(4)
- Vars
- S(c);CHECK,OGATE,XP(I)::QAR2(G),XS(c)
- S(c);XR(A)::QAR1(G)
- S(c);::QAR1(G),XP(f)
- Refutation
- B(i);XS(K)
- Try
- S(K);
- Threat
- S(K),XP(k)
- Vars
- S(c);CHECK,OGATE,XP(I)::QAR2(G),XS(c)
- S(c);XR(A)::QAR1(G)
- S(c);::QAR1(G),XP(f)
- Refutation
- B(i);XS(K)
- Try
- S(M);
- Threat
- DUALS(4)
- Vars
- S(c);CHECK,OGATE,XP(I)::QAR2(G),XS(c)
- S(c);XR(A)::QAR1(G)
- S(c);::QAR1(G),XP(f)
- Refutation
- B(i);XS(M)
- Try
- Q(G);XS(c)
- Threat
- DUALS(3)
- Vars
- Q(b);XR(C)::QAR1(G),XP(f)
- Refutation
- P(f);XQ(G)
- Try
- Q(G);CHECK,XS(d)
- Vars
- K(h);P-FLIGHT,P_SPINS(c)::S(M)
- Refutation
- P(g);P_SPINP(g),XQ(G)
- Try
- P(B);
- Threat
- QAB1(G)
- Vars
- S(c);CHECK,OGATE,XP(I)::QAR2(G),XS(c)
- S(c);XR(A)::QAR1(G)
- S(c);::QAR1(G),XP(f)
- Refutation
- Q(b);
- Try
- Actual
- S(M);
- Threat
- QAR1(G)
- Vars
- S(c);CHECK,OGATE,XP(I)::QAR2(G),XS(c)
- S(c);N_SPINS(d),XB(E)::QAB1(G)
- S(c);::QAR1(G),XP(f)
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).