MESON Chess Problem Database
Problem Display
PID: 54461 (5K2/8/NQ6/5B2/2p5/p1k5/b1p1R3/bnr5 w - - 0 1)
Hoffmann, Fritz
Troll, 1991
#2
5 + 8
SOLUTION
- SOUND
- Sets
- 1...Rd1
- 2.Rxc2#
- 1...Re1
- 2.Rxc2#
- 1...Rf1
- 2.Rxc2#
- 1...Rg1
- 2.Rxc2#
- 1...Rh1
- 2.Rxc2#
- 1...Bb2
- 2.Qe3#
- 1...Bb3
- 2.Qf6#
- 1...Sd2
- 2.Re3#
- 1...Rd1
- Tries
- 1.Ke7?
- 1...Bb3
- 2.Qf6#
- 1...Rd1
- 2.Rxc2#
- 1...Rf1
- 2.Rxc2#
- 1...Rg1
- 2.Rxc2#
- 1...Rh1
- 2.Rxc2#
- 1...Bb2
- 2.Qe3#
- 1...Sd2
- 2.Re3#
- 1...Re1!
- 1...Bb3
- 1.Kg7?
- 1...Bb3
- 2.Qf6#
- 1...Rd1
- 2.Rxc2#
- 1...Re1
- 2.Rxc2#
- 1...Rf1
- 2.Rxc2#
- 1...Rh1
- 2.Rxc2#
- 1...Bb2
- 2.Qe3#
- 1...Sd2
- 2.Re3#
- 1...Rg1+!
- 1...Bb3
- 1.Ke8?
- 1...Bb3
- 2.Qf6#
- 1...Rd1
- 2.Rxc2#
- 1...Rf1
- 2.Rxc2#
- 1...Rg1
- 2.Rxc2#
- 1...Rh1
- 2.Rxc2#
- 1...Bb2
- 2.Qe3#
- 1...Sd2
- 2.Re3#
- 1...Re1!
- 1...Bb3
- 1.Kg8?
- 1...Bb3
- 2.Qf6#
- 1...Re1
- 2.Rxc2#
- 1...Rd1
- 2.Rxc2#
- 1...Rf1
- 2.Rxc2#
- 1...Rh1
- 2.Rxc2#
- 1...Bb2
- 2.Qe3#
- 1...Sd2
- 2.Re3#
- 1...Rg1+!
- 1...Bb3
- 1.Sc7?
- threat
- 2.Sd5#
- 1...Rd1
- 2.Rxc2#
- 1...Bb3!
- threat
- 1.Be4?
- 1...Bb3
- 2.Qf6#
- 1...Re1
- 2.Rxc2#
- 1...Rd1
- 2.Rxc2#
- 1...Rg1
- 2.Rxc2#
- 1...Rh1
- 2.Rxc2#
- 1...Bb2
- 2.Qe3#
- 1...Sd2
- 2.Re3#
- 1...Rf1+!
- 1...Bb3
- 1.Bg6?
- 1...Bb3
- 2.Qf6#
- 1...Re1
- 2.Rxc2#
- 1...Rd1
- 2.Rxc2#
- 1...Rg1
- 2.Rxc2#
- 1...Rh1
- 2.Rxc2#
- 1...Bb2
- 2.Qe3#
- 1...Sd2
- 2.Re3#
- 1...Rf1+!
- 1...Bb3
- 1.Bh7?
- 1...Bb3
- 2.Qf6#
- 1...Re1
- 2.Rxc2#
- 1...Rd1
- 2.Rxc2#
- 1...Rg1
- 2.Rxc2#
- 1...Rh1
- 2.Rxc2#
- 1...Bb2
- 2.Qe3#
- 1...Sd2
- 2.Re3#
- 1...Rf1+!
- 1...Bb3
- 1.Rf2?
- 1...Bb3
- 2.Qf6#
- 1...Re1
- 2.Rxc2#
- 1...Rd1
- 2.Rxc2#
- 1...Rf1
- 2.Rxc2#
- 1...Rg1
- 2.Rxc2#
- 1...Rh1
- 2.Rxc2#
- 1...Bb2
- 2.Qe3#
- 1...Sd2!
- 1...Bb3
- 1.Rg2?
- 1...Bb3
- 2.Qf6#
- 1...Re1
- 2.Rxc2#
- 1...Rd1
- 2.Rxc2#
- 1...Rf1
- 2.Rxc2#
- 1...Rg1
- 2.Rxc2#
- 1...Rh1
- 2.Rxc2#
- 1...Bb2
- 2.Qe3#
- 1...Sd2!
- 1...Bb3
- 1.Rh2?
- 1...Bb3
- 2.Qf6#
- 1...Re1
- 2.Rxc2#
- 1...Rd1
- 2.Rxc2#
- 1...Rf1
- 2.Rxc2#
- 1...Rg1
- 2.Rxc2#
- 1...Rh1
- 2.Rxc2#
- 1...Bb2
- 2.Qe3#
- 1...Sd2!
- 1...Bb3
- 1.Qa5+?
- 1...Kb3
- 2.Qb4#
- 1...Kd4
- 2.Qe5#
- 1...Kb2!
- 1...Kb3
- 1.Ke7?
- Keys
- 1.Kf7!
- 1...Bb3
- 2.Qf6#
- 1...Rd1
- 2.Rxc2#
- 1...Re1
- 2.Rxc2#
- 1...Rf1
- 2.Rxc2#
- 1...Rg1
- 2.Rxc2#
- 1...Rh1
- 2.Rxc2#
- 1...Bb2
- 2.Qe3#
- 1...Sd2
- 2.Re3#
- 1...Bb3
- 1.Kf7!
FEATURES
- Static
- TYPE = WAITER
- CHANGED MATES = 0
- ADDED MATES = 0
- REMOVED MATES = 0
- Sets
- R(c);N_GUARD::R1(A),XP(e)
- R(c);N_GUARD,P_PINB(B)::R1(A),XP(e)
- B(a);SBLOCK::QAR2(D)
- B(d);SBLOCK::QAB(D)
- S(b);SBLOCK::R(A)
- Tries
- Try
- K(E);S_FLIGHT
- Vars
- B(d);SBLOCK::QAB(D)
- R(c);N_GUARD::R1(A),XP(e)
- B(a);SBLOCK::QAR2(D)
- S(b);SBLOCK::R(A)
- Refutation
- R(c);P_PINR(A)
- Try
- K(E);S_FLIGHT
- Vars
- B(d);SBLOCK::QAB(D)
- R(c);N_GUARD::R1(A),XP(e)
- B(a);SBLOCK::QAR2(D)
- S(b);SBLOCK::R(A)
- Refutation
- R(c);CHECK
- Try
- K(E);P-FLIGHT
- Vars
- B(d);SBLOCK::QAB(D)
- R(c);N_GUARD::R1(A),XP(e)
- B(a);SBLOCK::QAR2(D)
- S(b);SBLOCK::R(A)
- Refutation
- R(c);P_PINR(A)
- Try
- K(E);P-FLIGHT
- Vars
- B(d);SBLOCK::QAB(D)
- R(c);N_GUARD::R1(A),XP(e)
- B(a);SBLOCK::QAR2(D)
- S(b);SBLOCK::R(A)
- Refutation
- R(c);CHECK
- Try
- S(C);
- Threat
- S(C)
- Vars
- R(c);N_GUARD::R1(A),XP(e)
- Refutation
- B(d);
- Try
- B(B);
- Vars
- B(d);SBLOCK::QAB(D)
- R(c);N_GUARD::R1(A),XP(e)
- B(a);SBLOCK::QAR2(D)
- S(b);SBLOCK::R(A)
- Refutation
- R(c);CHECK
- Try
- B(B);
- Vars
- B(d);SBLOCK::QAB(D)
- R(c);N_GUARD::R1(A),XP(e)
- B(a);SBLOCK::QAR2(D)
- S(b);SBLOCK::R(A)
- Refutation
- R(c);CHECK
- Try
- B(B);
- Vars
- B(d);SBLOCK::QAB(D)
- R(c);N_GUARD::R1(A),XP(e)
- B(a);SBLOCK::QAR2(D)
- S(b);SBLOCK::R(A)
- Refutation
- R(c);CHECK
- Try
- R(A);
- Vars
- B(d);SBLOCK::QAB(D)
- R(c);N_GUARD::R1(A),XP(e)
- B(a);SBLOCK::QAR2(D)
- Refutation
- S(b);
- Try
- R(A);
- Vars
- B(d);SBLOCK::QAB(D)
- R(c);N_GUARD::R1(A),XP(e)
- R(c);N_GUARD,P_PINB(B)::R1(A),XP(e)
- B(a);SBLOCK::QAR2(D)
- Refutation
- S(b);
- Try
- R(A);
- Vars
- B(d);SBLOCK::QAB(D)
- R(c);N_GUARD::R1(A),XP(e)
- R(c);N_GUARD,P_PINB(B)::R1(A),XP(e)
- B(a);SBLOCK::QAR2(D)
- Refutation
- S(b);
- Try
- Q(D);CHECK
- Vars
- K(g);P-FLIGHT::QAR1(D)
- K(g);S_FLIGHT::QAB1(D)
- Refutation
- K(g);P_SPINP(e),S_FLIGHT
- Try
- Actual
- K(E);P-FLIGHT
- Vars
- B(d);SBLOCK::QAB(D)
- R(c);N_GUARD::R1(A),XP(e)
- R(c);N_GUARD,P_PINB(B)::R1(A),XP(e)
- B(a);SBLOCK::QAR2(D)
- S(b);SBLOCK::R(A)
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).