MESON Chess Problem Database
Problem Display
PID: 36341 (1RQ1n1b1/2b1N3/8/4R1rn/2k4r/1pN4p/1p1P2pK/qB4B1 w - - 0 1)
Arlamowski, Edward
Recomm., BCF 007. Ty., 1931-1932
#2
9 + 12
SOLUTION
- SOUND
- Sets
- 1...Qxb1
- 2.Qa6#
- 1...Qa6
- 2.Qxa6#
- 1...Rg3
- 2.Rc5#
- 1...Be6
- 2.Qxe6#
- 1...Bh7
- 2.Qe6#
- 1...Sf4
- 2.Re4#
- 1...Sd6
- 2.Qxc7#
- 1...Sf6
- 2.Qxc7#
- 1...Sg7
- 2.Qxc7#
- 1...Qxb1
- Tries
- 1.Sa2?
- threat
- 2.Rb4#
- 2.Qa6#
- 2.d3#
- 1...Qxb1
- 2.Qa6#
- 1...Rxe5
- 2.Rb4#
- 2.d3#
- 1...bxa2
- 2.Qa6#
- 1...Rd4
- 2.Rb4#
- 2.Qa6#
- 1...Rg3
- 2.Rc5#
- 2.Rb4#
- 2.Qa6#
- 1...Rg6
- 2.Rb4#
- 2.d3#
- 1...Bh7
- 2.Rb4#
- 2.Qa6#
- 2.Qe6#
- 1...Sf4
- 2.Re4#
- 2.Rb4#
- 2.Qa6#
- 1...Sd6
- 2.Rb4#
- 2.Qxc7#
- 2.d3#
- 1...Qxa2!
- threat
- 1.Se2?
- threat
- 2.d3#
- 1...Qxb1
- 2.Qa6#
- 1...Rg3
- 2.Rc5#
- 1...Bh7
- 2.Qe6#
- 1...Sf4
- 2.Re4#
- 1...Rd4!
- threat
- 1.Sa4?
- threat
- 2.Qa6#
- 2.d3#
- 1...Qxb1
- 2.Qa6#
- 1...Rxe5
- 2.d3#
- 1...Rd4
- 2.Qa6#
- 1...Rg3
- 2.Rc5#
- 2.Qa6#
- 1...Rg6
- 2.d3#
- 1...Bh7
- 2.Qa6#
- 2.Qe6#
- 1...Sf4
- 2.Re4#
- 2.Qa6#
- 1...Sd6
- 2.Qxc7#
- 2.d3#
- 1...Qxa4!
- threat
- 1.Scd5?
- threat
- 2.Rb4#
- 2.d3#
- 1...Qxb1
- 2.Qa6#
- 1...Rd4
- 2.Se3#
- 1...Qa3
- 2.d3#
- 1...Qa4
- 2.d3#
- 1...Qa5
- 2.d3#
- 1...Rg3
- 2.Rb4#
- 1...Bh7
- 2.Rb4#
- 1...Sf4
- 2.Re4#
- 2.Rb4#
- 1...Bxd5!
- threat
- 1.Sed5?
- threat
- 2.Rb4#
- 2.d3#
- 1...Qxb1
- 2.Qa6#
- 1...Rd4
- 2.Se3#
- 1...Qa3
- 2.d3#
- 1...Qa4
- 2.d3#
- 1...Qa5
- 2.d3#
- 1...Rg3
- 2.Rb4#
- 1...Bh7
- 2.Rb4#
- 1...Sf4
- 2.Re4#
- 2.Rb4#
- 1...Bxd5!
- threat
- 1.Qd7?
- threat
- 2.Bd3#
- 2.Qb5#
- 2.Qc6#
- 2.Qd3#
- 1...Qxb1
- 2.Qb5#
- 1...Rxe5
- 2.Bd3#
- 2.Qd3#
- 1...Bxb8
- 2.Qb5#
- 1...Bb6
- 2.Qb5#
- 1...Qa3
- 2.Bd3#
- 2.Qb5#
- 2.Qd3#
- 1...Qa4
- 2.Bd3#
- 2.Qxa4#
- 2.Qd3#
- 1...Qa5
- 2.Bd3#
- 2.Qd3#
- 1...Qa6
- 2.Bd3#
- 2.Qd3#
- 1...Qa7
- 2.Bd3#
- 2.Qb5#
- 2.Qd3#
- 1...Qa8
- 2.Bd3#
- 2.Qb5#
- 2.Qd3#
- 1...Rd4
- 2.Qb5#
- 2.Qc6#
- 2.Qxd4#
- 1...Rg3
- 2.Rc5#
- 2.Qb5#
- 2.Qc6#
- 1...Rg6
- 2.Bd3#
- 2.Qb5#
- 2.Qd3#
- 1...Bd6
- 2.Qb5#
- 1...Bd5
- 2.Qb5#
- 2.Qxd5#
- 1...Bh7
- 2.Qb5#
- 2.Qc6#
- 2.Qe6#
- 2.Qd5#
- 1...Sf4
- 2.Re4#
- 2.Qb5#
- 2.Qc6#
- 2.Qd4#
- 1...Sd6
- 2.Qc6#
- 2.Qxc7#
- 1...Bxe5+!
- threat
- 1.Sa2?
- Keys
- 1.Sd1!
- threat
- 2.d3#
- 1...Qxb1
- 2.Qa6#
- 1...Rd4
- 2.Se3#
- 1...Rg3
- 2.Rc5#
- 1...Bh7
- 2.Qe6#
- 1...Sf4
- 2.Re4#
- threat
- 1.Sd1!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 1
- REMOVED MATES = 5
- Sets
- Q(a);N_GUARD,XB(A)::QAB(I)
- Q(a);N_GUARD::QAB(I),XQ(a)
- R(h);N_PINR(F)::R1(F)
- B(l);N_GUARD::QAB(I),XB(l)
- B(l);N_GUARD::QAB(I)
- S(i);N_PINR(F)::R(F)
- S(k);N_GUARD,N_PINR(F)::QAR(I),XB(j)
- S(k);N_GUARD::QAR(I),XB(j)
- Tries
- Try
- S(E);
- Threat
- DUALS(3)
- Vars
- Q(a);XB(A)::QAB(I)
- P(d);XS(E)::QAB(I)
- Refutation
- Q(a);XS(E)
- Try
- S(E);
- Threat
- P(C)
- Vars
- Q(a);N_GUARD,XB(A)::QAB(I)
- R(h);N_PINR(F)::R1(F)
- B(l);N_GUARD::QAB(I)
- S(i);N_PINR(F)::R(F)
- Refutation
- R(g);
- Try
- S(E);
- Threat
- DUALS(2)
- Vars
- Q(a);XB(A)::QAB(I)
- R(h);XR(F)::P(C)
- R(g);::QAB(I)
- R(h);::P(C)
- Refutation
- Q(a);XS(E)
- Try
- S(E);
- Threat
- DUALS(2)
- Vars
- Q(a);N_GUARD,XB(A)::QAB(I)
- R(g);SBLOCK::S(E)
- Q(a);::P(C)
- R(h);N_PINR(F)::R1(H)
- B(l);::R1(H)
- Refutation
- B(l);XS(E)
- Try
- S(G);
- Threat
- DUALS(2)
- Vars
- Q(a);N_GUARD,XB(A)::QAB(I)
- R(g);SBLOCK::S(G)
- Q(a);::P(C)
- R(h);N_PINR(F)::R1(H)
- B(l);::R1(H)
- Refutation
- B(l);XS(G)
- Try
- Q(I);N_PINB(j)
- Threat
- DUALS(4)
- Vars
- Q(a);XB(A)::QAB1(I)
- B(j);XR(H)::QAB1(I)
- B(j);N_PINR(F)::QAB1(I)
- B(j);::QAB1(I)
- Refutation
- B(j);CHECK,XR(F)
- Try
- Actual
- S(E);
- Threat
- P(C)
- Vars
- Q(a);N_GUARD,XB(A)::QAB(I)
- R(g);SBLOCK::S(E)
- R(h);N_PINR(F)::R1(F)
- B(l);N_GUARD::QAB(I)
- S(i);N_PINR(F)::R(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).