MESON Chess Problem Database
Problem Display
PID: 77746 (8/3p4/3P4/b2P1KN1/r2kPP2/5pB1/2Qp1p1r/3N1B1b w - - 0 1)
Menzel, Ralf
stern, 1994
#2
10 + 9
| 6114 | Problemschach-Jahrbuch (1994) | 1995 |
SOLUTION
- SOUND
- Sets
- 1...Rg2
- 2.Sxf3#
- 1...Rh3
- 2.Bxf2#
- 1...Rh4
- 2.Bxf2#
- 1...Rh5
- 2.Bxf2#
- 1...Rh6
- 2.Bxf2#
- 1...Rh7
- 2.Bxf2#
- 1...Rh8
- 2.Bxf2#
- 1...Ra1
- 2.Qc4#
- 1...Ra2
- 2.Qc4#
- 1...Ra3
- 2.Qc4#
- 1...Rb4
- 2.Qc3#
- 1...Rc4
- 2.Qxc4#
- 1...Bg2
- 2.Bxf2#
- 1...Bc3
- 2.Qxc3#
- 1...Bb4
- 2.Qc4#
- 1...Bb6
- 2.Qc3#
- 1...Bc7
- 2.Qc3#
- 1...Bd8
- 2.Qc3#
- 1...Rg2
- Tries
- 1.Kg4?
- 1...Rc4
- 2.Qxc4#
- 1...Bc3
- 2.Qxc3#
- 1...Rg2
- 2.Sxf3#
- 1...Rh3
- 2.Bxf2#
- 1...Rh5
- 2.Bxf2#
- 1...Rh6
- 2.Bxf2#
- 1...Rh7
- 2.Bxf2#
- 1...Rh8
- 2.Bxf2#
- 1...Ra1
- 2.Qc4#
- 1...Ra2
- 2.Qc4#
- 1...Ra3
- 2.Qc4#
- 1...Rb4
- 2.Qc3#
- 1...Bg2
- 2.Bxf2#
- 1...Bb4
- 2.Qc4#
- 1...Bb6
- 2.Qc3#
- 1...Bc7
- 2.Qc3#
- 1...Bd8
- 2.Qc3#
- 1...Rh4+!
- 1...Rc4
- 1.Kg6?
- 1...Rc4
- 2.Qxc4#
- 1...Bc3
- 2.Qxc3#
- 1...Rg2
- 2.Sxf3#
- 1...Rh3
- 2.Bxf2#
- 1...Rh4
- 2.Bxf2#
- 1...Rh5
- 2.Bxf2#
- 1...Rh7
- 2.Bxf2#
- 1...Rh8
- 2.Bxf2#
- 1...Ra1
- 2.Qc4#
- 1...Ra2
- 2.Qc4#
- 1...Ra3
- 2.Qc4#
- 1...Rb4
- 2.Qc3#
- 1...Bg2
- 2.Bxf2#
- 1...Bb4
- 2.Qc4#
- 1...Bb6
- 2.Qc3#
- 1...Bc7
- 2.Qc3#
- 1...Bd8
- 2.Qc3#
- 1...Rh6+!
- 1...Rc4
- 1.Sh3?
- 1...Rxh3
- 2.Bxf2#
- 1...Rc4
- 2.Qxc4#
- 1...Bc3
- 2.Qxc3#
- 1...Ra1
- 2.Qc4#
- 1...Ra2
- 2.Qc4#
- 1...Ra3
- 2.Qc4#
- 1...Rb4
- 2.Qc3#
- 1...Bg2
- 2.Bxf2#
- 1...Bb4
- 2.Qc4#
- 1...Bb6
- 2.Qc3#
- 1...Bc7
- 2.Qc3#
- 1...Bd8
- 2.Qc3#
- 1...Rg2!
- 1...Rxh3
- 1.Bxh2?
- 1...Rc4
- 2.Qxc4#
- 1...Bc3
- 2.Qxc3#
- 1...Ra1
- 2.Qc4#
- 1...Ra2
- 2.Qc4#
- 1...Ra3
- 2.Qc4#
- 1...Rb4
- 2.Qc3#
- 1...Bb4
- 2.Qc4#
- 1...Bb6
- 2.Qc3#
- 1...Bc7
- 2.Qc3#
- 1...Bd8
- 2.Qc3#
- 1...Bg2!
- 1...Rc4
- 1.Bh4?
- 1...Rc4
- 2.Qxc4#
- 1...Bc3
- 2.Qxc3#
- 1...Rg2
- 2.Sxf3#
- 1...Rh3
- 2.Bxf2#
- 1...Ra1
- 2.Qc4#
- 1...Ra2
- 2.Qc4#
- 1...Ra3
- 2.Qc4#
- 1...Rb4
- 2.Qc3#
- 1...Bg2
- 2.Bxf2#
- 1...Bb4
- 2.Qc4#
- 1...Bb6
- 2.Qc3#
- 1...Bc7
- 2.Qc3#
- 1...Bd8
- 2.Qc3#
- 1...Rxh4!
- 1...Rc4
- 1.Qb3?
- threat
- 2.Qe3#
- 1...Ra3
- 2.Qc4#
- 1...Bc3
- 2.Qxc3#
- 2.Qb6#
- 1...Kc5!
- threat
- 1.Qxa4+?
- 1...Bb4
- 2.Qxb4#
- 1...Kc5!
- 1...Bb4
- 1.Qb2+?
- 1...Bc3
- 2.Qxc3#
- 2.Qb6#
- 1...Kc5!
- 1...Bc3
- 1.Qc7?
- 1...Rg2
- 2.Sxf3#
- 1...Rh3
- 2.Bxf2#
- 1...Rh4
- 2.Bxf2#
- 1...Rh5
- 2.Bxf2#
- 1...Rh6
- 2.Bxf2#
- 1...Rh7
- 2.Bxf2#
- 1...Rh8
- 2.Bxf2#
- 1...Ra1
- 2.Qc4#
- 1...Ra2
- 2.Qc4#
- 1...Ra3
- 2.Qc4#
- 1...Rb4
- 2.Qc3#
- 1...Rc4
- 2.Qxc4#
- 1...Bg2
- 2.Bxf2#
- 1...Bc3
- 2.Qb6#
- 2.Qxc3#
- 1...Bb4
- 2.Qc4#
- 1...Bb6
- 2.Qxb6#
- 2.Qc3#
- 1...Bxc7!
- 1...Rg2
- 1.Qc8?
- 1...Rg2
- 2.Sxf3#
- 1...Rh3
- 2.Bxf2#
- 1...Rh4
- 2.Bxf2#
- 1...Rh5
- 2.Bxf2#
- 1...Rh6
- 2.Bxf2#
- 1...Rh7
- 2.Bxf2#
- 1...Rh8
- 2.Bxf2#
- 1...Ra1
- 2.Qc4#
- 1...Ra2
- 2.Qc4#
- 1...Ra3
- 2.Qc4#
- 1...Rb4
- 2.Qc3#
- 1...Rc4
- 2.Qxc4#
- 1...Bg2
- 2.Bxf2#
- 1...Bc3
- 2.Qxc3#
- 1...Bb4
- 2.Qc4#
- 1...Bb6
- 2.Qc3#
- 1...Bd8
- 2.Qc3#
- 1...Bc7!
- 1...Rg2
- 1.Kg4?
- Keys
- 1.Qc6!
- 1...dxc6
- 2.Se6#
- 1...Rg2
- 2.Sxf3#
- 1...Rh3
- 2.Bxf2#
- 1...Rh4
- 2.Bxf2#
- 1...Rh5
- 2.Bxf2#
- 1...Rh6
- 2.Bxf2#
- 1...Rh7
- 2.Bxf2#
- 1...Rh8
- 2.Bxf2#
- 1...Ra1
- 2.Qc4#
- 1...Ra2
- 2.Qc4#
- 1...Ra3
- 2.Qc4#
- 1...Rb4
- 2.Qc3#
- 1...Rc4
- 2.Qxc4#
- 1...Bg2
- 2.Bxf2#
- 1...Bc3
- 2.Qxc3#
- 2.Qb6#
- 1...Bb4
- 2.Qc4#
- 1...Bb6
- 2.Qc3#
- 2.Qxb6#
- 1...Bc7
- 2.Qc3#
- 1...Bd8
- 2.Qc3#
- 1...dxc6
- 1.Qc6!
FEATURES
- Static
- TYPE = WAITER
- CHANGED MATES = 0
- ADDED MATES = 1
- REMOVED MATES = 2
- Sets
- R(d);S_CUTB(a)::S(I),XP(e)
- R(d);N_GUARD::B(D),XP(c)
- R(d);N_GUARD,P_PINS(I)::B(D),XP(c)
- R(f);N_GUARD::QAR1(C)
- R(f);S_CUTB(h)::QAB1(C)
- R(f);N_GUARD::QAR1(C),XR(f)
- B(a);S_CUTR(d)::B(D),XP(c)
- B(h);N_GUARD::QAB1(C),XB(h)
- B(h);S_CUTR(f)::QAR1(C)
- B(h);N_GUARD::QAB1(C)
- Tries
- Try
- K(H);S_FLIGHT
- Vars
- R(f);N_GUARD::QAR1(C),XR(f)
- B(h);N_GUARD::QAB1(C),XB(h)
- R(d);P_PINB(D),S_CUTB(a)::S(I),XP(e)
- R(d);N_GUARD::B(D),XP(c)
- R(f);N_GUARD::QAR1(C)
- R(f);S_CUTB(h)::QAB1(C)
- B(a);S_CUTR(d)::B(D),XP(c)
- B(h);S_CUTR(f)::QAR1(C)
- B(h);N_GUARD::QAB1(C)
- Refutation
- R(d);CHECK
- Try
- K(H);S_FLIGHT
- Vars
- R(f);N_GUARD::QAR1(C),XR(f)
- B(h);N_GUARD::QAB1(C),XB(h)
- R(d);S_CUTB(a)::S(I),XP(e)
- R(d);N_GUARD::B(D),XP(c)
- R(f);N_GUARD::QAR1(C)
- R(f);S_CUTB(h)::QAB1(C)
- B(a);S_CUTR(d)::B(D),XP(c)
- B(h);S_CUTR(f)::QAR1(C)
- B(h);N_GUARD::QAB1(C)
- Refutation
- R(d);CHECK
- Try
- S(I);
- Vars
- R(d);N_GUARD,XS(I)::B(D),XP(c)
- R(f);N_GUARD::QAR1(C),XR(f)
- B(h);N_GUARD::QAB1(C),XB(h)
- R(f);N_GUARD::QAR1(C)
- R(f);S_CUTB(h)::QAB1(C)
- B(a);S_CUTR(d)::B(D),XP(c)
- B(h);S_CUTR(f)::QAR1(C)
- B(h);N_GUARD::QAB1(C)
- Refutation
- R(d);
- Try
- B(D);XR(d)
- Vars
- R(f);N_GUARD::QAR1(C),XR(f)
- B(h);N_GUARD::QAB1(C),XB(h)
- R(f);N_GUARD::QAR1(C)
- R(f);S_CUTB(h)::QAB1(C)
- B(h);S_CUTR(f)::QAR1(C)
- B(h);N_GUARD::QAB1(C)
- Refutation
- B(a);
- Try
- B(D);
- Vars
- R(f);N_GUARD::QAR1(C),XR(f)
- B(h);N_GUARD::QAB1(C),XB(h)
- R(d);S_CUTB(a)::S(I),XP(e)
- R(d);N_GUARD::B(D),XP(c)
- R(f);N_GUARD::QAR1(C)
- R(f);S_CUTB(h)::QAB1(C)
- B(a);S_CUTR(d)::B(D),XP(c)
- B(h);S_CUTR(f)::QAR1(C)
- B(h);N_GUARD::QAB1(C)
- Refutation
- R(d);XB(D)
- Try
- Q(C);
- Threat
- QAB1(C)
- Vars
- R(f);N_GUARD::QAR1(C)
- Refutation
- K(g);S_FLIGHT
- Try
- Q(C);CHECK,XR(f)
- Vars
- B(h);N_GUARD,P_SPINB(h)::QAR2(C),XB(h)
- Refutation
- K(g);S_FLIGHT
- Try
- Q(C);CHECK
- Refutation
- K(g);S_FLIGHT
- Try
- Q(C);
- Vars
- R(d);S_CUTB(a)::S(I),XP(e)
- R(d);N_GUARD::B(D),XP(c)
- R(d);N_GUARD,P_PINS(I)::B(D),XP(c)
- R(f);N_GUARD::QAR1(C)
- R(f);S_CUTB(h)::QAB1(C)
- R(f);N_GUARD::QAR1(C),XR(f)
- B(a);S_CUTR(d)::B(D),XP(c)
- B(h);S_CUTR(f)::QAR1(C)
- Refutation
- B(h);XQ(C)
- Try
- Q(C);
- Vars
- R(d);S_CUTB(a)::S(I),XP(e)
- R(d);N_GUARD::B(D),XP(c)
- R(d);N_GUARD,P_PINS(I)::B(D),XP(c)
- R(f);N_GUARD::QAR1(C)
- R(f);S_CUTB(h)::QAB1(C)
- R(f);N_GUARD::QAR1(C),XR(f)
- B(a);S_CUTR(d)::B(D),XP(c)
- B(h);N_GUARD::QAB1(C),XB(h)
- B(h);S_CUTR(f)::QAR1(C)
- B(h);N_GUARD::QAB1(C)
- Refutation
- B(h);
- Try
- Actual
- Q(C);
- Vars
- P(i);N_GUARD,XQ(C)::S(I)
- R(d);S_CUTB(a)::S(I),XP(e)
- R(d);N_GUARD::B(D),XP(c)
- R(d);N_GUARD,P_PINS(I)::B(D),XP(c)
- R(f);N_GUARD::QAR1(C)
- R(f);S_CUTB(h)::QAB1(C)
- R(f);N_GUARD::QAR1(C),XR(f)
- B(a);S_CUTR(d)::B(D),XP(c)
- B(h);S_CUTR(f)::QAR1(C)
- B(h);N_GUARD::QAB1(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).