MESON Chess Problem Database
Problem Display
PID: 135941 (6r1/r2N2Np/2B4B/p5K1/3k3P/2R1R3/n1p5/2q1Q3 w - - 0 1)
Ancin, Andrej
17th Place, 2. International Team (Friendship) Match, 1967-1970
#2
9 + 8
| 14649 | Andrej Ancin - Chess Compositions | 2008 |
SOLUTION
- SOUND
- Sets
- 1...Qb2
- 2.Red3#
- 2.Re4#
- 2.Qd2#
- 1...Qd2
- 2.Qxd2#
- 1...Qa3
- 2.Red3#
- 2.Re4#
- 2.Qd2#
- 1...Qxe3+
- 2.Qxe3#
- 1...Qa1
- 2.Red3#
- 2.Re4#
- 2.Qd2#
- 1...Qb1
- 2.Red3#
- 2.Re4#
- 2.Qd2#
- 1...Qd1
- 2.Re4#
- 1...Qxe1
- 2.Red3#
- 1...Rxg7+
- 2.Bxg7#
- 1...Ra8
- 2.Sf5#
- 2.Se6#
- 1...Rb8
- 2.Sf5#
- 2.Se6#
- 1...Rc8
- 2.Sf5#
- 2.Se6#
- 1...Rd8
- 2.Sf5#
- 2.Se6#
- 1...Re8
- 2.Sf5#
- 1...Rf8
- 2.Se6#
- 1...Rh8
- 2.Sf5#
- 2.Se6#
- 1...Sxc3
- 2.Qxc3#
- 1...Qb2
- Tries
- 1.Kf4?
- threat
- 2.Sf5#
- 2.Se6#
- 1...Qxe3+
- 2.Qxe3#
- 1...Rxg7
- 2.Bxg7#
- 1...Sxc3
- 2.Qxc3#
- 1...Re8
- 2.Sf5#
- 1...Rf8+!
- threat
- 1.Kg4?
- threat
- 2.Red3#
- 2.Re4#
- 1...Rxg7+
- 2.Bxg7#
- 1...Qxe3
- 2.Bxe3#
- 2.Qxe3#
- 1...Qxe1
- 2.Red3#
- 1...Sxc3
- 2.Qxc3#
- 1...Qd2
- 2.Qxd2#
- 1...Re8
- 2.Sf5#
- 2.Red3#
- 1...Sb4
- 2.Re4#
- 1...Qd1+!
- threat
- 1.Kf5?
- threat
- 2.Se6#
- 2.Red3#
- 2.Re4#
- 1...Qxe3
- 2.Bxe3#
- 2.Qxe3#
- 1...Qxe1
- 2.Se6#
- 2.Red3#
- 1...Rxg7
- 2.Bxg7#
- 2.Red3#
- 2.Re4#
- 1...Sxc3
- 2.Qxc3#
- 1...Qd2
- 2.Se6#
- 2.Qxd2#
- 1...Qd1
- 2.Se6#
- 2.Re4#
- 1...Re8
- 2.Red3#
- 1...Sb4
- 2.Se6#
- 2.Re4#
- 1...Rf8+!
- threat
- 1.Kh5?
- threat
- 2.Sf5#
- 2.Se6#
- 2.Red3#
- 2.Re4#
- 1...Qxe3
- 2.Sf5#
- 2.Bxe3#
- 2.Qxe3#
- 1...Qxe1
- 2.Sf5#
- 2.Se6#
- 2.Red3#
- 1...Rxg7
- 2.Bxg7#
- 2.Red3#
- 2.Re4#
- 1...Sxc3
- 2.Qxc3#
- 1...Qd2
- 2.Sf5#
- 2.Se6#
- 2.Qxd2#
- 1...Re8
- 2.Sf5#
- 2.Red3#
- 1...Rf8
- 2.Se6#
- 2.Red3#
- 2.Re4#
- 1...Sb4
- 2.Sf5#
- 2.Se6#
- 2.Re4#
- 1...Qd1+!
- threat
- 1.Kf6?
- threat
- 2.Sf5#
- 2.Se6#
- 2.Red3#
- 2.Re4#
- 1...Qxe3
- 2.Sf5#
- 2.Bxe3#
- 2.Qxe3#
- 1...Qxe1
- 2.Sf5#
- 2.Se6#
- 2.Red3#
- 1...Rxg7
- 2.Red3#
- 2.Re4#
- 1...Sxc3
- 2.Qxc3#
- 1...Qd2
- 2.Sf5#
- 2.Se6#
- 2.Qxd2#
- 1...Qd1
- 2.Sf5#
- 2.Se6#
- 2.Re4#
- 1...Re8
- 2.Sf5#
- 2.Red3#
- 1...Sb4
- 2.Sf5#
- 2.Se6#
- 2.Re4#
- 1...Rf8+!
- threat
- 1.Qg3?
- threat
- 2.Qf4#
- 2.Qe5#
- 2.Qd6#
- 2.Qg4#
- 1...Qxe3+
- 2.Qxe3#
- 1...Rxg7+
- 2.Bxg7#
- 1...Rxd7
- 2.Qf4#
- 2.Qe5#
- 2.Qg4#
- 1...Qd1
- 2.Re4#
- 2.Qf4#
- 2.Qe5#
- 2.Qd6#
- 1...Qa3
- 2.Red3#
- 2.Re4#
- 2.Qf4#
- 2.Qe5#
- 2.Qg4#
- 1...Qf1
- 2.Re4#
- 2.Qe5#
- 2.Qd6#
- 1...Qg1
- 2.Red3#
- 2.Re4#
- 1...Qh1
- 2.Red3#
- 2.Qe5#
- 1...Re8
- 2.Sf5#
- 2.Qd6#
- 1...Rf8
- 2.Se6#
- 2.Qe5#
- 2.Qd6#
- 1...Sb4
- 2.Qf4#
- 2.Qe5#
- 2.Qg4#
- 1...Sxc3!
- threat
- 1.Qe2?
- threat
- 2.Rc4#
- 2.Qd3#
- 2.Qc4#
- 2.Qg4#
- 1...Qxe3+
- 2.Qxe3#
- 1...Rxg7+
- 2.Bxg7#
- 1...Sxc3
- 2.Qd3#
- 1...Qd1
- 2.Rc4#
- 2.Qc4#
- 1...Qd2
- 2.Rc4#
- 2.Qc4#
- 2.Qg4#
- 2.Qxd2#
- 1...Qf1
- 2.Rc4#
- 2.Red3#
- 1...Qh1
- 2.Rc4#
- 2.Red3#
- 2.Qd3#
- 2.Qc4#
- 2.Qd2#
- 1...Re8
- 2.Sf5#
- 2.Rc4#
- 2.Qd3#
- 2.Qc4#
- 1...Rf8
- 2.Se6#
- 2.Rc4#
- 2.Qd3#
- 2.Qc4#
- 1...Sb4
- 2.Rc4#
- 2.Qc4#
- 2.Qg4#
- 1...Qg1+!
- threat
- 1.Kf4?
- Keys
- 1.h5!
- threat
- 2.Qh4#
- 1...Qxe3+
- 2.Qxe3#
- 1...Rxg7+
- 2.Bxg7#
- 1...Qxe1
- 2.Red3#
- 1...Sxc3
- 2.Qxc3#
- 1...Qd1
- 2.Re4#
- 1...Re8
- 2.Sf5#
- 1...Rf8
- 2.Se6#
- threat
- 1.h5!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 0
- REMOVED MATES = 1
- Sets
- Q(a);N_GUARD::QAR2(A),XQ(a)
- Q(a);CHECK,OGATE,XR(C)::QAB1(A),XQ(a)
- Q(a);N_PINR(C)::R1(C)
- Q(a);N_PINR(C),XQ(A)::R1(C)
- R(h);CHECK,OGATE,XS(I)::B(G),XR(h)
- R(h);N_PINS(I)::S(I)
- S(b);OGATE,XR(B)::QAB1(A),XS(b)
- Tries
- Try
- K(E);N_SPINS(I),S_FLIGHT
- Threat
- DUALS(2)
- Vars
- Q(a);CHECK,OGATE,XR(C)::QAB1(A),XQ(a)
- R(h);OGATE,XS(I)::B(G),XR(h)
- S(b);OGATE,XR(B)::QAB1(A),XS(b)
- R(h);::S(I)
- Refutation
- R(h);CHECK
- Try
- K(E);N_SPINR(C),P-FLIGHT
- Threat
- DUALS(2)
- Vars
- R(h);CHECK,OGATE,XS(I)::B(G),XR(h)
- Q(a);XQ(A)::R1(C)
- S(b);OGATE,XR(B)::QAB1(A),XS(b)
- Q(a);N_GUARD::QAR2(A),XQ(a)
- S(b);::R1(C)
- Refutation
- Q(a);CHECK
- Try
- K(E);N_SPINR(C),N_SPINS(I),P-FLIGHT
- Threat
- DUALS(3)
- Vars
- S(b);OGATE,XR(B)::QAB1(A),XS(b)
- R(h);::R1(C)
- Refutation
- R(h);CHECK
- Try
- K(E);N_SPINR(C),N_SPINS(I),P-FLIGHT
- Threat
- DUALS(4)
- Vars
- S(b);OGATE,XR(B)::QAB1(A),XS(b)
- Refutation
- Q(a);CHECK
- Try
- K(E);N_SPINR(C),N_SPINS(I),S_FLIGHT
- Threat
- DUALS(4)
- Vars
- S(b);OGATE,XR(B)::QAB1(A),XS(b)
- Refutation
- R(h);CHECK
- Try
- Q(A);
- Threat
- DUALS(4)
- Vars
- Q(a);CHECK,OGATE,XR(C)::QAB1(A),XQ(a)
- R(h);CHECK,OGATE,XS(I)::B(G),XR(h)
- Refutation
- S(b);XR(B)
- Try
- Q(A);
- Threat
- DUALS(4)
- Vars
- Q(a);CHECK,OGATE,XR(C)::QAB1(A),XQ(a)
- R(h);CHECK,OGATE,XS(I)::B(G),XR(h)
- S(b);XR(B)::QAR1(A)
- Refutation
- Q(a);CHECK,N_PINR(C)
- Try
- Actual
- P(D);
- Threat
- QAR(A)
- Vars
- Q(a);CHECK,OGATE,XR(C)::QAB1(A),XQ(a)
- R(h);CHECK,OGATE,XS(I)::B(G),XR(h)
- Q(a);N_PINR(C),XQ(A)::R1(C)
- S(b);OGATE,XR(B)::QAB1(A),XS(b)
- Q(a);N_PINR(C)::R1(C)
- R(h);N_PINS(I)::S(I)
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).