MESON Chess Problem Database
Problem Display
PID: 243728 (KR3n2/p7/P1B2B2/3R1p2/1pk5/rp1pP3/N1P1b3/2N1q3 w - - 0 1)
Beck, Friedrich
Sachove umeni (Ceskoslovensky sach), 1963
#2
10 + 10
| 15148 | Sadier Collection | 2021 |
SOLUTION
- SOUND
- Sets
- 1...Qf2
- 2.Rxb4#
- 1...Qg3
- 2.Rxb4#
- 1...Qh4
- 2.Rxb4#
- 1...Qxc1
- 2.Rxb4#
- 1...Qd1
- 2.Rxb4#
- 1...Qf1
- 2.Rxb4#
- 1...Qg1
- 2.Rxb4#
- 1...Qh1
- 2.Rxb4#
- 1...Rxa2
- 2.cxb3#
- 1...Ra4
- 2.cxb3#
- 1...Ra5
- 2.cxb3#
- 1...Rxa6
- 2.cxb3#
- 1...Bd1
- 2.cxd3#
- 1...Bf3
- 2.cxd3#
- 1...Bg4
- 2.cxd3#
- 1...Bh5
- 2.cxd3#
- 1...d2
- 2.Rxb4#
- 1...Qf2
- Tries
- 1.Sxd3?
- threat
- 2.Sb2#
- 2.Se5#
- 2.Rd4#
- 2.Rc5#
- 1...Rxa2
- 2.Rc5#
- 1...Bxd3
- 2.cxd3#
- 1...bxa2
- 2.Sb2#
- 2.Rc5#
- 1...Qc3
- 2.Rc5#
- 1...Qg3
- 2.Sb2#
- 2.Rd4#
- 2.Rc5#
- 2.Rxb4#
- 1...Qh4
- 2.Sb2#
- 2.Se5#
- 2.Rc5#
- 2.Rxb4#
- 1...Qa1
- 2.Rc5#
- 2.Rxb4#
- 1...Qb1
- 2.Se5#
- 2.Rd4#
- 2.Rc5#
- 2.Rxb4#
- 1...Qc1
- 2.Se5#
- 2.Rd4#
- 2.Rc5#
- 2.Rxb4#
- 1...Ra5
- 2.Sb2#
- 2.Se5#
- 2.Rd4#
- 1...Se6
- 2.Sb2#
- 2.Se5#
- 1...Sg6
- 2.Sb2#
- 2.Rd4#
- 2.Rc5#
- 1...Sd7
- 2.Sb2#
- 2.Rd4#
- 1...b2
- 2.Sxb2#
- 2.Se5#
- 2.Rd4#
- 2.Rc5#
- 1...bxc2!
- threat
- 1.Be7?
- threat
- 2.Rd4#
- 2.Rc5#
- 1...Rxa2
- 2.Rc5#
- 1...bxa2
- 2.Rc5#
- 1...Qc3
- 2.Rc5#
- 1...Qh4
- 2.Rc5#
- 2.Rxb4#
- 1...Ra5
- 2.Rd4#
- 2.cxb3#
- 1...Sd7
- 2.Rd4#
- 1...Se6!
- threat
- 1.Ra5?
- threat
- 2.Bd5#
- 1...Qh1
- 2.Rxb4#
- 1...Bf3
- 2.cxd3#
- 1...Rxa5!
- threat
- 1.Rdb5?
- threat
- 2.Bd5#
- 1...Bf3
- 2.cxd3#
- 1...Qh1!
- threat
- 1.Rbb5?
- threat
- 2.Rbc5#
- 2.Rd4#
- 2.Rdc5#
- 1...Rxa2
- 2.Rbc5#
- 2.Rdc5#
- 2.cxb3#
- 1...bxa2
- 2.Rbc5#
- 2.Rdc5#
- 1...Qc3
- 2.Rbc5#
- 2.Rdc5#
- 1...Qh4
- 2.Rxb4#
- 2.Rbc5#
- 2.Rdc5#
- 1...Ra5
- 2.Rd4#
- 2.Rdc5#
- 2.cxb3#
- 1...Sd7
- 2.Rd4#
- 1...Se6!
- threat
- 1.Rbd8?
- threat
- 2.Bb5#
- 1...Ra5
- 2.cxb3#
- 1...Sd7!
- threat
- 1.e4?
- threat
- 2.Bb5#
- 1...Ra5
- 2.cxb3#
- 1...fxe4!
- threat
- 1.Sxd3?
- Keys
- 1.Rxf5!
- threat
- 2.Bb5#
- 1...Qh1
- 2.Rxb4#
- 1...Ra5
- 2.cxb3#
- 1...Bf3
- 2.cxd3#
- threat
- 1.Rxf5!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 0
- REMOVED MATES = 14
- Sets
- Q(a);N_GUARD::R1(J),XP(f)
- Q(a);N_GUARD,XS(A)::R1(J),XP(f)
- R(c);N_GUARD,XS(B)::P(C),XP(d)
- R(c);N_GUARD::P(C),XP(d)
- R(c);N_GUARD,XP(F)::P(C),XP(d)
- B(b);N_GUARD::P(C),XP(e)
- P(e);S_CUTQ(a)::R1(J),XP(f)
- Tries
- Try
- S(A);XP(e)
- Threat
- DUALS(4)
- Vars
- R(c);XS(B)::R1(E)
- B(b);OGATE,XS(A)::P(C),XB(b)
- Q(a);::R1(E)
- Refutation
- P(d);XP(C)
- Try
- B(H);
- Threat
- DUALS(2)
- Vars
- R(c);XS(B)::R1(E)
- P(d);XS(B)::R1(E)
- Q(a);::R1(E)
- S(j);::R1(E)
- Refutation
- S(j);
- Try
- R(E);
- Threat
- B(G)
- Vars
- Q(a);N_GUARD,P_PINB(G)::R1(J),XP(f)
- B(b);N_GUARD,P_PINB(G)::P(C),XP(e)
- Refutation
- R(c);XR(E)
- Try
- R(E);
- Threat
- B(G)
- Vars
- B(b);N_GUARD,P_PINB(G)::P(C),XP(e)
- Refutation
- Q(a);P_PINB(G)
- Try
- R(J);
- Threat
- DUALS(3)
- Vars
- S(j);::R1(E)
- Refutation
- S(j);
- Try
- R(J);
- Threat
- B(G)
- Vars
- R(c);N_GUARD::P(C),XP(d)
- Refutation
- S(j);
- Try
- P(D);
- Threat
- B(G)
- Vars
- R(c);N_GUARD::P(C),XP(d)
- Refutation
- P(h);XP(D)
- Try
- Actual
- R(E);XP(h)
- Threat
- B(G)
- Vars
- Q(a);N_GUARD,P_PINB(G)::R1(J),XP(f)
- R(c);N_GUARD::P(C),XP(d)
- B(b);N_GUARD,P_PINB(G)::P(C),XP(e)
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).