MESON Chess Problem Database
Problem Display
PID: 232152 (8/K1p1N1Pp/BR2N2Q/3pkP2/1P4P1/2q1pP2/bB5b/2r3r1 w - - 0 1)
Sushkov, Yuri Akimovich
Zadachi i Etyudi, 2001
#2
12 + 10
SOLUTION
- SOUND
- Sets
- 1...Qd4
- 2.Bxd4#
- 1...Qd4
- Tries
- 1.Sc5?
- threat
- 2.Sc6#
- 2.Qxe3#
- 1...Kd4
- 2.Sc6#
- 1...cxb6
- 2.Sc6#
- 1...Rce1
- 2.Sc6#
- 1...Rge1
- 2.Sc6#
- 1...Bb1
- 2.Sc6#
- 1...Bf4
- 2.Sc6#
- 2.Qf6#
- 1...e2
- 2.Sc6#
- 2.Qe3#
- 1...d4
- 2.Sd7#
- 1...c6
- 2.Sxc6#
- 1...Rxg4!
- threat
- 1.Sxc7?
- threat
- 2.Sc6#
- 2.Qxe3#
- 1...Kd4
- 2.Sc6#
- 1...Qxb2
- 2.Qxe3#
- 1...Qd4
- 2.Qxe3#
- 2.Qd6#
- 1...Rce1
- 2.Sc6#
- 1...Rge1
- 2.Sc6#
- 1...Bb1
- 2.Sc6#
- 1...Bf4
- 2.Sc6#
- 2.Qf6#
- 1...e2
- 2.Sc6#
- 2.Qe3#
- 1...d4
- 2.Qd6#
- 1...Rxg4!
- threat
- 1.Sd8?
- threat
- 2.Sec6#
- 2.Sdc6#
- 2.Qxe3#
- 1...Kd4
- 2.Sec6#
- 2.Sdc6#
- 1...Qxb2
- 2.Qxe3#
- 1...Rxg4
- 2.Sdc6#
- 1...cxb6
- 2.Sec6#
- 2.Sdc6#
- 1...Qd4
- 2.Sf7#
- 2.Qxe3#
- 1...Rce1
- 2.Sec6#
- 2.Sdc6#
- 1...Rge1
- 2.Sec6#
- 2.Sdc6#
- 1...Bb1
- 2.Sec6#
- 2.Sdc6#
- 1...Bf4
- 2.Sec6#
- 2.Sdc6#
- 2.Qf6#
- 1...e2
- 2.Sec6#
- 2.Sdc6#
- 2.Qe3#
- 1...c6
- 2.Sexc6#
- 2.Sdxc6#
- 1...d4!
- threat
- 1.Sf8?
- threat
- 2.Sc6#
- 2.Qxe3#
- 1...Kd4
- 2.Sc6#
- 1...Qxb2
- 2.Qxe3#
- 1...cxb6
- 2.Sc6#
- 1...Qd4
- 2.Sd7#
- 2.Qxe3#
- 1...Rce1
- 2.Sc6#
- 1...Rge1
- 2.Sc6#
- 1...Bb1
- 2.Sc6#
- 1...Bf4
- 2.Sc6#
- 2.Qf6#
- 1...e2
- 2.Sc6#
- 2.Qe3#
- 1...d4
- 2.Sd7#
- 1...c6
- 2.Sxc6#
- 1...Rxg4!
- threat
- 1.Bxc3+?
- 1...d4
- 2.Bxd4#
- 1...Rxc3!
- 1...d4
- 1.g8Q?
- threat
- 2.Qhg7#
- 2.Qgg7#
- 2.Qh8#
- 1...cxb6
- 2.Qb8#
- 1...c6
- 2.Qb8#
- 1...Rxg4!
- threat
- 1.Sc5?
- Keys
- 1.Sd4!
- threat
- 2.Sdc6#
- 1...Kxd4
- 2.Sc6#
- 1...Qxb2
- 2.Qxe3#
- 1...Qxd4
- 2.Qxe3#
- 1...Qc6
- 2.Sdxc6#
- 1...c6
- 2.Sdxc6#
- threat
- 1.Sd4!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 1
- ADDED MATES = 4
- REMOVED MATES = 0
- Sets
- Q(e);OGATE,P_PINR(G)::B(A),XQ(e)
- Tries
- Try
- S(H);
- Threat
- DUALS(2)
- Vars
- K(h);S_FLIGHT::S(K)
- P(i);XR(G)::S(K)
- R(a);::S(K)
- R(b);::S(K)
- B(c);::S(K)
- P(g);N_SPINQ(e),SBLOCK::S(H)
- P(i);::S(K),XP(i)
- Refutation
- R(b);XP(D)
- Try
- S(H);XP(i)
- Threat
- DUALS(2)
- Vars
- K(h);S_FLIGHT::S(K)
- Q(e);N_SPINQ(e),XB(A)::QAR2(I),XP(f)
- R(a);::S(K)
- R(b);::S(K)
- B(c);::S(K)
- P(g);N_SPINQ(e)::QAB1(I)
- Refutation
- R(b);XP(D)
- Try
- S(H);
- Threat
- DUALS(3)
- Vars
- Q(e);N_SPINQ(e),XB(A)::QAR2(I),XP(f)
- R(b);XP(D)::S(H)
- Refutation
- P(g);N_SPINQ(e)
- Try
- S(H);
- Threat
- DUALS(2)
- Vars
- K(h);S_FLIGHT::S(K)
- Q(e);N_SPINQ(e),XB(A)::QAR2(I),XP(f)
- P(i);XR(G)::S(K)
- R(a);::S(K)
- R(b);::S(K)
- B(c);::S(K)
- P(g);N_SPINQ(e),SBLOCK::S(H)
- P(i);::S(K),XP(i)
- Refutation
- R(b);XP(D)
- Try
- B(A);CHECK,XQ(e)
- Vars
- P(g);P_SPINP(g)::B(A),XP(g)
- Refutation
- R(a);XB(A)
- Try
- P(L);
- Threat
- DUALS(3)
- Vars
- P(i);OGATEB,XR(G)::QAB(L)
- P(i);OGATEB::QAB(L)
- Refutation
- R(b);XP(D)
- Try
- Actual
- S(H);N_PINQ(e)
- Threat
- S(H)
- Vars
- K(h);P_SPINQ(e),S_FLIGHT,XS(H)::S(K)
- Q(e);N_GUARD,XB(A)::QAR2(I),XP(f)
- Q(e);N_GUARD,P_PINR(G),P_SPINQ(e),XS(H)::QAR2(I),XP(f)
- Q(e);::B(A)+S(H),DCHECK,XQ(e)
- P(i);::S(H),XP(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).