MESON Chess Problem Database
Problem Display
PID: 242210 (5N1K/q1rr3p/1b3Bp1/8/1R2Pkp1/6p1/b2PP1B1/2Q1N3 w - - 0 1)
Kisis, Imants J
Schach, 1967
#2
10 + 10
| 15148 | Sadier Collection | 2021 |
SOLUTION
- SOUND
- Sets
- 1...Rc4
- 2.Se6#
- 1...Rc5
- 2.e3#
- 1...Rb7
- 2.d4#
- 1...Rd3
- 2.Sxd3#
- 1...Rd4
- 2.e3#
- 1...Rd5
- 2.Se6#
- 1...Re7
- 2.Sd3#
- 1...Rf7
- 2.Sd3#
- 1...Rg7
- 2.Sd3#
- 1...Bb1
- 2.Se6#
- 1...Bc4
- 2.d4#
- 1...Bd5
- 2.Sd3#
- 1...Be6
- 2.Sxe6#
- 1...Bd4
- 2.Sd3#
- 1...Bc5
- 2.d4#
- 1...h5
- 2.Sxg6#
- 1...h6
- 2.Sxg6#
- 1...Rc4
- Tries
- 1.Bh1?
- threat
- 2.Sg2#
- 1...Rc4
- 2.Se6#
- 1...Rd4
- 2.e3#
- 1...Bc4
- 2.d4#
- 1...Bd4
- 2.Sd3#
- 1...g2!
- threat
- 1.Rc4?
- threat
- 2.Se6#
- 2.d4#
- 1...Rxc4
- 2.Se6#
- 1...Bxc4
- 2.d4#
- 1...Qb8
- 2.d4#
- 1...Qa3
- 2.Se6#
- 1...Qa5
- 2.Se6#
- 1...Qa8
- 2.d4#
- 1...Rc6
- 2.d4#
- 1...Rc8
- 2.d4#
- 1...Rd3
- 2.Sxd3#
- 2.Se6#
- 1...Rd4
- 2.Se6#
- 2.d3#
- 2.e3#
- 1...Rd6
- 2.d4#
- 1...Re7
- 2.Sd3#
- 2.d4#
- 1...Rd8
- 2.d4#
- 1...Bg1
- 2.Se6#
- 1...Bf2
- 2.Se6#
- 1...Be3
- 2.Se6#
- 1...Bd4
- 2.Sd3#
- 2.Se6#
- 1...Ba5
- 2.Se6#
- 1...Rxd2!
- threat
- 1.Rd4?
- threat
- 2.Sd3#
- 2.e3#
- 1...Rxd4
- 2.e3#
- 1...Bxd4
- 2.Sd3#
- 1...Qa6
- 2.e3#
- 1...Rc3
- 2.dxc3#
- 1...Bb1
- 2.Se6#
- 2.e3#
- 1...Bc4
- 2.d3#
- 2.e3#
- 1...Qa3!
- threat
- 1.Qc5?
- threat
- 2.Bg5#
- 2.Qe5#
- 2.Qg5#
- 2.e3#
- 1...Rxc5
- 2.e3#
- 1...Rxd2
- 2.Bg5#
- 2.Qg5#
- 2.e3#
- 1...Qa3
- 2.Bg5#
- 2.Qe5#
- 2.Qg5#
- 1...Qa5
- 2.Bg5#
- 2.e3#
- 1...Rd3
- 2.Sxd3#
- 2.Bg5#
- 2.Qe5#
- 2.Qg5#
- 1...Rd5
- 2.Se6#
- 2.e3#
- 1...Re7
- 2.Sd3#
- 2.Bg5#
- 2.Qg5#
- 2.e3#
- 1...Bd5
- 2.Sd3#
- 2.e3#
- 1...g5
- 2.Be5#
- 2.Bxg5#
- 2.Qe5#
- 2.Qf5#
- 2.Qxg5#
- 2.e3#
- 1...h6
- 2.Sxg6#
- 2.Qe5#
- 2.e3#
- 1...Bxc5!
- threat
- 1.Bh1?
- Keys
- 1.Rb5!
- threat
- 2.Bg5#
- 1...Rc5
- 2.e3#
- 1...Rd5
- 2.Se6#
- 1...Bd5
- 2.Sd3#
- 1...Bd4
- 2.Sd3#
- 1...Bc5
- 2.d4#
- 1...g5
- 2.Be5#
- 2.Bxg5#
- 2.Rf5#
- 1...h6
- 2.Sxg6#
- threat
- 1.Rb5!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 0
- REMOVED MATES = 11
- Sets
- R(h);S_CUTB(a)::S(I)
- R(h);S_CUTB(e)::P(D)
- R(h);N_GUARD::QAB(A)+P(C)
- R(i);N_GUARD::S(B),XR(i)
- R(i);S_CUTB(e)::P(D)
- R(i);S_CUTB(a)::S(I)
- R(i);N_GUARD::S(B)
- B(a);N_GUARD::S(I)
- B(a);S_CUTR(h)::QAB(A)+P(C)
- B(a);S_CUTR(i)::S(B)
- B(a);N_GUARD::S(I),XB(a)
- B(e);P_PINB(H),S_CUTR(i)::S(B)
- B(e);S_CUTR(h)::QAB(A)+P(C)
- P(j);N_GUARD::S(I),XP(f)
- Tries
- Try
- B(E);
- Threat
- S(B)
- Vars
- R(h);S_CUTB(a)::S(I)
- R(i);S_CUTB(e)::P(D)
- B(a);S_CUTR(h)::QAB(A)+P(C)
- B(e);P_PINB(H),S_CUTR(i)::S(B)
- Refutation
- P(b);
- Try
- R(F);
- Threat
- DUALS(2)
- Vars
- R(h);XR(F)::S(I)
- B(a);XR(F)::QAB(A)+P(C)
- Q(g);P_PINS(I)::QAB(A)+P(C)
- Q(g);::S(I)
- R(h);::QAB(A)+P(C)
- R(h);P_PINS(I)::QAB(A)+P(C)
- R(i);::QAB(A)+P(C)
- R(i);P_PINS(I)::QAB(A)+P(C)
- B(e);::S(I)
- Refutation
- R(i);P_SPINR(i),XP(C)
- Try
- R(F);
- Threat
- DUALS(2)
- Vars
- R(i);XR(F)::P(D)
- B(e);P_PINB(H),XR(F)::S(B)
- Q(g);::P(D)
- R(h);OGATE::QAB(A)+P(C),XR(h)
- Refutation
- Q(g);
- Try
- Q(A);
- Threat
- DUALS(4)
- Vars
- R(h);XQ(A)::P(D)
- Refutation
- B(e);XQ(A)
- Try
- Actual
- R(F);
- Threat
- B(H)
- Vars
- R(h);S_CUTB(e)::P(D)
- R(i);S_CUTB(a)::S(I)
- B(a);S_CUTR(i)::S(B)
- B(e);P_PINB(H),S_CUTR(i)::S(B)
- B(e);S_CUTR(h)::QAB(A)+P(C)
- P(j);N_GUARD::S(I),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).