MESON Chess Problem Database
Problem Display
PID: 230353 (8/4rp1P/p3pQ2/K2b3p/p3k1P1/r1p1N1nq/B2PP2B/2bR2N1 w - - 0 1)
Markovtsy, Vassyl Yuriovich
Zadachi i Etyudi, 2001
#2
11 + 13
SOLUTION
- SOUND
- Sets
- 1...Sf1
- 2.Qe5#
- 2.Qf4#
- 1...Sh1
- 2.Qe5#
- 2.Qf4#
- 1...Sf5
- 2.Qe5#
- 1...Sf1
- Tries
- 1.Sf3?
- threat
- 2.Sg5#
- 2.Qd4#
- 2.Qe5#
- 1...Qxg4
- 2.Qd4#
- 2.Qe5#
- 1...Bxd2
- 2.Qd4#
- 2.Qe5#
- 1...cxd2
- 2.Qd4#
- 2.Qe5#
- 1...Qh4
- 2.Qd4#
- 2.Qe5#
- 1...Sf5
- 2.Sg5#
- 2.Qe5#
- 1...e5
- 2.Bxd5#
- 1...Sxe2!
- threat
- 1.Sxh3?
- threat
- 2.Sf2#
- 2.Sg5#
- 2.Qf4#
- 1...Bxd2
- 2.Qf4#
- 1...Sxe2
- 2.Sf2#
- 1...cxd2
- 2.Qf4#
- 1...Sh1
- 2.Sg5#
- 2.Qe5#
- 2.Qf4#
- 1...Sf5
- 2.Sf2#
- 2.Sg5#
- 2.Qe5#
- 1...e5!
- threat
- 1.Sc2?
- threat
- 2.Qd4#
- 2.d3#
- 1...Qxg4
- 2.d3#
- 1...Bxd2
- 2.Qd4#
- 1...Bxa2
- 2.Qd4#
- 1...cxd2
- 2.Qd4#
- 1...hxg4
- 2.d3#
- 1...Bb3
- 2.Qd4#
- 1...Bc4
- 2.Qd4#
- 1...Sf1
- 2.Qd4#
- 2.Qe5#
- 2.Qf4#
- 1...Sh1
- 2.Qd4#
- 2.Qe5#
- 2.Qf4#
- 1...Sf5
- 2.Qe5#
- 1...e5
- 2.Qf3#
- 2.d3#
- 1...Sxe2!
- threat
- 1.d4?
- threat
- 2.Qe5#
- 2.Qf3#
- 1...Qxg4
- 2.Qe5#
- 1...Sxe2
- 2.Qe5#
- 1...hxg4
- 2.Qe5#
- 1...Qf1
- 2.Qe5#
- 1...Qg2
- 2.Qe5#
- 1...Bd2
- 2.Qe5#
- 1...Sf1
- 2.Qe5#
- 2.Qf4#
- 1...Sh1
- 2.Qe5#
- 2.Qf4#
- 1...Sf5
- 2.Qe5#
- 1...e5
- 2.Qf3#
- 1...Kxe3!
- threat
- 1.h8Q?
- threat
- 2.Qd4#
- 2.Qe5#
- 2.Qf3#
- 1...Qxg4
- 2.Qd4#
- 2.Qe5#
- 1...Sxe2
- 2.Qh7#
- 1...hxg4
- 2.Qd4#
- 2.Qe5#
- 1...Qf1
- 2.Qd4#
- 2.Qe5#
- 1...Qg2
- 2.Qd4#
- 2.Qe5#
- 1...Sf1
- 2.Qd4#
- 2.Qe5#
- 2.Qf4#
- 2.Qh7#
- 1...Sh1
- 2.Qd4#
- 2.Qe5#
- 2.Qf4#
- 2.Qh7#
- 1...Sf5
- 2.Qe5#
- 1...e5!
- threat
- 1.Sf3?
- Keys
- 1.dxc3!
- threat
- 2.Qd4#
- 1...Kxe3
- 2.Qd4#
- 1...Bxe3
- 2.Bb1#
- 1...Sxe2
- 2.Qe5#
- 1...Sf5
- 2.Qe5#
- 1...e5
- 2.Qf3#
- threat
- 1.dxc3!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 4
- REMOVED MATES = 0
- Sets
- S(d);::QAR1(J)
- Tries
- Try
- S(B);
- Threat
- DUALS(3)
- Vars
- P(k);N_GUARD::B(C),XB(h)
- Refutation
- S(d);XP(E)
- Try
- S(B);XQ(e)
- Threat
- DUALS(3)
- Vars
- B(a);XP(D)::QAR1(J)
- S(d);XP(E)::S(B)
- P(c);XP(D)::QAR1(J)
- Refutation
- P(k);
- Try
- S(G);
- Threat
- DUALS(2)
- Vars
- Q(e);XP(H)::P(D)
- B(a);XP(D)::QAR1(J)
- B(h);XB(C)::QAR1(J)
- P(c);XP(D)::QAR1(J)
- P(i);XP(H)::P(D)
- B(h);::QAR1(J)
- S(d);::QAR1(J)
- Refutation
- S(d);XP(E)
- Try
- P(D);
- Threat
- DUALS(2)
- Vars
- Q(e);XP(H)::QAR1(J)
- S(d);XP(E)::QAR1(J)
- P(i);XP(H)::QAR1(J)
- Q(e);::QAR1(J)
- B(a);::QAR1(J)
- S(d);::QAR1(J)
- P(k);::QAB1(J)
- Refutation
- K(g);P-FLIGHT,XS(G)
- Try
- P(K);
- Threat
- DUALS(3)
- Vars
- S(d);N_GUARD,XP(E)::QAB(K)
- S(d);::QAR1(J)
- Refutation
- P(k);
- Try
- Actual
- P(D);XP(c)
- Threat
- QAR1(J)
- Vars
- K(g);P-FLIGHT,XS(G)::QAB1(J)
- B(a);SBLOCK,XS(G)::B(C)
- S(d);XP(E)::QAR1(J)
- S(d);::QAR1(J)
- P(k);SBLOCK::QAB1(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).