MESON Chess Problem Database
Problem Display
PID: 72613 (B3N2K/8/6P1/p1k1p1PQ/Ppr5/1Pr5/5R2/2R3B1 w - - 0 1)
Hagemann, Wilhelm
Tijdschrift vd KNSB, 1936
#2
11 + 6
SOLUTION
- SOUND
- Sets
- 1...Kd4
- 2.Rd2#
- 1...Kb6
- 2.Rf6#
- 1...Rc2
- 2.Rfxc2#
- 1...Rf3
- 2.Rxf3#
- 1...Rh3
- 2.Rf3#
- 1...Rf4
- 2.Rxf4#
- 1...Rh4
- 2.Rf4#
- 1...e4
- 2.Rf5#
- 1...Kd4
- Tries
- 1.Rxc3?
- threat
- 2.Rf1#
- 2.Ra2#
- 2.Rb2#
- 2.Rfc2#
- 2.Rd2#
- 2.Re2#
- 2.Rg2#
- 2.Rh2#
- 2.Rff3#
- 2.Rf4#
- 2.Rf5#
- 2.Rf6#
- 2.Rf7#
- 2.Rf8#
- 1...Kd4
- 2.Rfc2#
- 2.Rff3#
- 1...Kb6
- 2.Rf6#
- 1...Rxc3
- 2.Rc2#
- 1...e4
- 2.Rf5#
- 1...bxc3!
- threat
- 1.Rff1+?
- 1...Re3
- 2.Bxe3#
- 1...Rd4!
- 1...Re3
- 1.Ra2+?
- 1...Re3
- 2.Bxe3#
- 1...Rd4!
- 1...Re3
- 1.Rb2+?
- 1...Re3
- 2.Bxe3#
- 1...Rd4!
- 1...Re3
- 1.Rfc2+?
- 1...Re3
- 2.Bxe3#
- 1...Rd4!
- 1...Re3
- 1.Rd2+?
- 1...Re3
- 2.Bxe3#
- 1...Rd4!
- 1...Re3
- 1.Re2+?
- 1...Re3
- 2.Bxe3#
- 1...Rd4!
- 1...Re3
- 1.Rg2+?
- 1...Re3
- 2.Bxe3#
- 1...Rd4!
- 1...Re3
- 1.Rh2+?
- 1...Re3
- 2.Bxe3#
- 1...Rd4!
- 1...Re3
- 1.Rf3+?
- 1...Re3
- 2.Bxe3#
- 1...Rd4!
- 1...Re3
- 1.Rf4+?
- 1...Re3
- 2.Bxe3#
- 1...Rd4!
- 1...Re3
- 1.Rf5+?
- 1...Re3
- 2.Bxe3#
- 1...Rd4!
- 1...Re3
- 1.Rf6+?
- 1...Re3
- 2.Bxe3#
- 2.Rxc4#
- 1...Rd4!
- 1...Re3
- 1.Rf7+?
- 1...Re3
- 2.Bxe3#
- 1...Rd4!
- 1...Re3
- 1.Rf8+?
- 1...Re3
- 2.Bxe3#
- 1...Rd4!
- 1...Re3
- 1.Rxc3?
- Keys
- 1.Qh7!
- threat
- 2.Qa7#
- 1...Kd4
- 2.Rd2#
- 1...Kb6
- 2.Rf6#
- 1...Rh3
- 2.Rf3#
- 1...Rh4
- 2.Rf4#
- threat
- 1.Qh7!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 0
- REMOVED MATES = 4
- Sets
- K(e);S_FLIGHT::B(B)+R(C),DCHECK
- R(a);N_GUARD,S_CUTR(c)::B(B)+R(C),XR(a)
- R(a);N_GUARD,P_SPINR(c)::B(B)+R(C),XR(a)
- R(a);N_GUARD,P_PINQ(G),P_SPINR(c)::B(B)+R(C)
- R(c);N_GUARD,P_SPINR(a)::B(B)+R(C),XR(c)
- R(c);N_GUARD,P_PINQ(G),P_SPINR(a)::B(B)+R(C)
- P(f);::B(B)+R(C),DCHECK
- Tries
- Try
- R(A);P_PINR(c),XR(a)
- Threat
- DUALS(14)
- Vars
- K(e);N_SPINR(c),S_FLIGHT::B(B)+R(C),DCHECK
- R(c);N_SPINR(c),XR(A)::B(B)+R(C)
- P(f);::B(B)+R(C),DCHECK
- Refutation
- P(b);N_SPINR(c),XR(A)
- Try
- R(C);CHECK
- Vars
- R(a);N_GUARD,P_SPINR(a),S_CUTR(c)::B(B),XR(a)
- Refutation
- R(c);P_SPINR(a)
- Try
- R(C);CHECK
- Vars
- R(a);N_GUARD,P_SPINR(a),S_CUTR(c)::B(B),XR(a)
- Refutation
- R(c);P_SPINR(a)
- Try
- R(C);CHECK
- Vars
- R(a);N_GUARD,P_SPINR(a),S_CUTR(c)::B(B),XR(a)
- Refutation
- R(c);P_SPINR(a)
- Try
- R(C);CHECK
- Vars
- R(a);N_GUARD,P_SPINR(a),S_CUTR(c)::B(B),XR(a)
- Refutation
- R(c);P_SPINR(a)
- Try
- R(C);CHECK
- Vars
- R(a);N_GUARD,P_SPINR(a),S_CUTR(c)::B(B),XR(a)
- Refutation
- R(c);P_SPINR(a)
- Try
- R(C);CHECK
- Vars
- R(a);N_GUARD,P_SPINR(a),S_CUTR(c)::B(B),XR(a)
- Refutation
- R(c);P_SPINR(a)
- Try
- R(C);CHECK
- Vars
- R(a);N_GUARD,P_SPINR(a),S_CUTR(c)::B(B),XR(a)
- Refutation
- R(c);P_SPINR(a)
- Try
- R(C);CHECK
- Vars
- R(a);N_GUARD,P_SPINR(a),S_CUTR(c)::B(B),XR(a)
- Refutation
- R(c);P_SPINR(a)
- Try
- R(C);CHECK
- Vars
- R(a);N_GUARD,P_SPINR(a),S_CUTR(c)::B(B),XR(a)
- Refutation
- R(c);P_SPINR(a)
- Try
- R(C);CHECK
- Vars
- R(a);N_GUARD,P_SPINR(a),S_CUTR(c)::B(B),XR(a)
- Refutation
- R(c);P_SPINR(a)
- Try
- R(C);CHECK,P_PINP(f)
- Vars
- R(a);N_GUARD,P_SPINR(a),S_CUTR(c)::B(B),XR(a)
- Refutation
- R(c);P_SPINR(a)
- Try
- R(C);CHECK
- Refutation
- R(c);P_SPINR(a)
- Try
- R(C);CHECK
- Vars
- R(a);N_GUARD,P_SPINR(a),S_CUTR(c)::B(B),XR(a)
- Refutation
- R(c);P_SPINR(a)
- Try
- R(C);CHECK
- Vars
- R(a);N_GUARD,P_SPINR(a),S_CUTR(c)::B(B),XR(a)
- Refutation
- R(c);P_SPINR(a)
- Try
- Actual
- Q(G);
- Threat
- QAB(G)
- Vars
- K(e);S_FLIGHT::B(B)+R(C),DCHECK
- R(a);N_GUARD,P_PINQ(G),P_SPINR(c)::B(B)+R(C)
- R(c);N_GUARD,P_PINQ(G),P_SPINR(a)::B(B)+R(C)
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).