MESON Chess Problem Database
Problem Display
PID: 198843 (b2K4/8/4B3/2p1B3/2r1kPP1/1Q2P3/1nP3P1/4R3 w - - 0 1)
Kintzig, Robert
Good Companions, 1921
#2
10 + 5
| 6490 | yacpdb | 2019 |
SOLUTION
- SOUND
- Sets
- 1...Rxc2
- 2.Bf5#
- 1...Rc3
- 2.Bf5#
- 1...Ra4
- 2.Bf5#
- 1...Rb4
- 2.Bf5#
- 1...Rd4+
- 2.exd4#
- 1...Bd5
- 2.Bf5#
- 1...Bb7
- 2.Qxb7#
- 1...Sd1
- 2.Qxc4#
- 2.Qd3#
- 1...Sd3
- 2.Qxc4#
- 2.Qxd3#
- 2.cxd3#
- 1...Sa4
- 2.Qxc4#
- 2.Qd3#
- 1...Rxc2
- Tries
- 1.Kc7?
- 1...Rxc2
- 2.Bf5#
- 1...Rc3
- 2.Bf5#
- 1...Ra4
- 2.Bf5#
- 1...Rb4
- 2.Bf5#
- 1...Rd4
- 2.Bf5#
- 2.exd4#
- 1...Bd5
- 2.Bf5#
- 1...Bb7
- 2.Qxb7#
- 1...Sd1
- 2.Qxc4#
- 2.Qd3#
- 1...Sd3
- 2.Qxc4#
- 2.Qxd3#
- 2.cxd3#
- 1...Sa4
- 2.Qxc4#
- 2.Qd3#
- 1...Bc6!
- 1...Rxc2
- 1.Kd7?
- 1...Rd4+
- 2.exd4#
- 1...Rxc2
- 2.Bf5#
- 1...Rc3
- 2.Bf5#
- 1...Ra4
- 2.Bf5#
- 1...Rb4
- 2.Bf5#
- 1...Bd5
- 2.Bf5#
- 1...Bb7
- 2.Qxb7#
- 1...Sd1
- 2.Qxc4#
- 2.Qd3#
- 1...Sd3
- 2.Qxc4#
- 2.Qxd3#
- 2.cxd3#
- 1...Sa4
- 2.Qxc4#
- 2.Qd3#
- 1...Bc6+!
- 1...Rd4+
- 1.Ke7?
- 1...Rxc2
- 2.Bf5#
- 1...Rc3
- 2.Bf5#
- 1...Ra4
- 2.Bf5#
- 1...Rb4
- 2.Bf5#
- 1...Rd4
- 2.Bf5#
- 2.exd4#
- 1...Bd5
- 2.Bf5#
- 1...Bb7
- 2.Qxb7#
- 1...Sd1
- 2.Qxc4#
- 2.Qd3#
- 1...Sd3
- 2.Qxc4#
- 2.Qxd3#
- 2.cxd3#
- 1...Sa4
- 2.Qxc4#
- 2.Qd3#
- 1...Bc6!
- 1...Rxc2
- 1.Kc8?
- 1...Bb7+
- 2.Qxb7#
- 1...Rxc2
- 2.Bf5#
- 1...Rc3
- 2.Bf5#
- 1...Ra4
- 2.Bf5#
- 1...Rb4
- 2.Bf5#
- 1...Rd4
- 2.Bf5#
- 2.exd4#
- 1...Bd5
- 2.Bf5#
- 1...Sd1
- 2.Qxc4#
- 2.Qd3#
- 1...Sd3
- 2.Qxc4#
- 2.Qxd3#
- 2.cxd3#
- 1...Sa4
- 2.Qxc4#
- 2.Qd3#
- 1...Bc6!
- 1...Bb7+
- 1.Ke8?
- 1...Rxc2
- 2.Bf5#
- 1...Rc3
- 2.Bf5#
- 1...Ra4
- 2.Bf5#
- 1...Rb4
- 2.Bf5#
- 1...Rd4
- 2.Bf5#
- 2.exd4#
- 1...Bd5
- 2.Bf5#
- 1...Bb7
- 2.Qxb7#
- 1...Sd1
- 2.Qxc4#
- 2.Qd3#
- 1...Sd3
- 2.Qxc4#
- 2.Qxd3#
- 2.cxd3#
- 1...Sa4
- 2.Qxc4#
- 2.Qd3#
- 1...Bc6+!
- 1...Rxc2
- 1.Bxb2?
- threat
- 2.Qxc4#
- 2.Qd3#
- 1...Rxc2
- 2.Bf5#
- 2.Qxc2#
- 1...Rc3
- 2.Bf5#
- 1...Ra4
- 2.Bf5#
- 2.Qd3#
- 1...Rb4
- 2.Bf5#
- 2.Qd3#
- 1...Bd5
- 2.Bf5#
- 2.Qd3#
- 1...Rd4+!
- threat
- 1.Bd6?
- 1...Rxc2
- 2.Bf5#
- 1...Rc3
- 2.Bf5#
- 1...Ra4
- 2.Bf5#
- 1...Rb4
- 2.Bf5#
- 1...Rd4
- 2.Bf5#
- 1...Bd5
- 2.Bf5#
- 1...Bb7
- 2.Qxb7#
- 1...Sd1
- 2.Qxc4#
- 2.Qd3#
- 1...Sd3
- 2.Qxc4#
- 2.Qxd3#
- 2.cxd3#
- 1...Sa4
- 2.Qxc4#
- 2.Qd3#
- 1...Bc6!
- 1...Rxc2
- 1.Bxc4?
- 1...Sxc4
- 2.Qxc4#
- 2.Qd3#
- 1...Bd5
- 2.Bxd5#
- 1...Bb7
- 2.Qxb7#
- 1...Sd1
- 2.Bd3#
- 2.Qd3#
- 1...Sd3
- 2.Bxd3#
- 2.Qxd3#
- 2.cxd3#
- 1...Sa4
- 2.Bd3#
- 2.Qd3#
- 1...Bc6!
- 1...Sxc4
- 1.Bf7?
- 1...Rd4+
- 2.exd4#
- 1...Rxc2
- 2.Bg6#
- 1...Rc3
- 2.Bg6#
- 1...Ra4
- 2.Bg6#
- 1...Rb4
- 2.Bg6#
- 1...Bd5
- 2.Bg6#
- 1...Bb7
- 2.Qxb7#
- 1...Sd1
- 2.Qxc4#
- 2.Qd3#
- 1...Sd3
- 2.Qxc4#
- 2.Qxd3#
- 2.cxd3#
- 1...Sa4
- 2.Qxc4#
- 2.Qd3#
- 1...Bc6!
- 1...Rd4+
- 1.Bg8?
- 1...Rd4+
- 2.exd4#
- 1...Rxc2
- 2.Bh7#
- 1...Rc3
- 2.Bh7#
- 1...Ra4
- 2.Bh7#
- 1...Rb4
- 2.Bh7#
- 1...Bd5
- 2.Bh7#
- 1...Bb7
- 2.Qxb7#
- 1...Sd1
- 2.Qxc4#
- 2.Qd3#
- 1...Sd3
- 2.Qxc4#
- 2.Qxd3#
- 2.cxd3#
- 1...Sa4
- 2.Qxc4#
- 2.Qd3#
- 1...Bc6!
- 1...Rd4+
- 1.Re2?
- 1...Rd4+
- 2.exd4#
- 1...Rxc2
- 2.Bf5#
- 1...Rc3
- 2.Bf5#
- 1...Ra4
- 2.Bf5#
- 1...Rb4
- 2.Bf5#
- 1...Bd5
- 2.Bf5#
- 1...Bb7
- 2.Qxb7#
- 1...Sd1
- 2.Qxc4#
- 2.Qd3#
- 1...Sd3
- 2.Qxc4#
- 2.Qxd3#
- 2.cxd3#
- 1...Sa4
- 2.Qxc4#
- 2.Qd3#
- 1...Bc6!
- 1...Rd4+
- 1.Kc7?
- Keys
- 1.Bd7!
- 1...Kd5
- 2.e4#
- 1...Rxc2
- 2.Bf5#
- 1...Bc6
- 2.Bxc6#
- 1...Rc3
- 2.Bf5#
- 1...Ra4
- 2.Bf5#
- 1...Rb4
- 2.Bf5#
- 1...Rd4
- 2.exd4#
- 1...Bd5
- 2.Bf5#
- 1...Bb7
- 2.Qxb7#
- 1...Sd1
- 2.Qxc4#
- 2.Qd3#
- 1...Sd3
- 2.Qxc4#
- 2.Qxd3#
- 1...Sa4
- 2.Qxc4#
- 2.Qd3#
- 1...Kd5
- 1.Bd7!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 2
- REMOVED MATES = 0
- Sets
- R(b);XP(B)::B(I)
- R(b);::B(I)
- R(b);CHECK,OGATE::R(A)+P(E),XR(b)
- B(e);SBLOCK::B(I)
- B(e);N_GUARD::QAB(D),XB(e)
- Tries
- Try
- K(J);S_FLIGHT
- Vars
- R(b);XP(B)::B(I)
- R(b);::B(I)
- B(e);SBLOCK::B(I)
- B(e);N_GUARD::QAB(D),XB(e)
- Refutation
- B(e);
- Try
- K(J);P-FLIGHT
- Vars
- R(b);CHECK,OGATE::R(A)+P(E),XR(b)
- R(b);XP(B)::B(I)
- R(b);::B(I)
- B(e);SBLOCK::B(I)
- B(e);N_GUARD::QAB(D),XB(e)
- Refutation
- B(e);CHECK
- Try
- K(J);S_FLIGHT
- Vars
- R(b);XP(B)::B(I)
- R(b);::B(I)
- B(e);SBLOCK::B(I)
- B(e);N_GUARD::QAB(D),XB(e)
- Refutation
- B(e);
- Try
- K(J);P-FLIGHT
- Vars
- B(e);CHECK,N_GUARD::QAB(D),XB(e)
- R(b);XP(B)::B(I)
- R(b);::B(I)
- B(e);SBLOCK::B(I)
- Refutation
- B(e);
- Try
- K(J);P-FLIGHT
- Vars
- R(b);XP(B)::B(I)
- R(b);::B(I)
- B(e);SBLOCK::B(I)
- B(e);N_GUARD::QAB(D),XB(e)
- Refutation
- B(e);CHECK
- Try
- B(H);XS(a)
- Threat
- DUALS(2)
- Vars
- R(b);::B(I)
- Refutation
- R(b);CHECK
- Try
- B(H);
- Vars
- R(b);XP(B)::B(I)
- R(b);::B(I)
- R(b);P_PINB(H)::B(I)
- B(e);SBLOCK::B(I)
- B(e);N_GUARD::QAB(D),XB(e)
- Refutation
- B(e);
- Try
- B(I);XR(b)
- Vars
- B(e);N_GUARD::B(I),XB(e)
- B(e);N_GUARD::QAB(D),XB(e)
- Refutation
- B(e);
- Try
- B(I);
- Vars
- R(b);CHECK,OGATE::R(A)+P(E),XR(b)
- R(b);XP(B)::B(I)
- R(b);::B(I)
- B(e);SBLOCK::B(I)
- B(e);N_GUARD::QAB(D),XB(e)
- Refutation
- B(e);
- Try
- B(I);
- Vars
- R(b);CHECK,OGATE::R(A)+P(E),XR(b)
- R(b);XP(B)::B(I)
- R(b);::B(I)
- B(e);SBLOCK::B(I)
- B(e);N_GUARD::QAB(D),XB(e)
- Refutation
- B(e);
- Try
- R(A);
- Vars
- R(b);CHECK,OGATE::R(A)+P(E),XR(b)
- R(b);XP(B)::B(I)
- R(b);::B(I)
- B(e);SBLOCK::B(I)
- B(e);N_GUARD::QAB(D),XB(e)
- Refutation
- B(e);
- Try
- Actual
- B(I);
- Vars
- K(c);OGATE,P_SPINR(b),S_FLIGHT::P(E)
- R(b);XP(B)::B(I)
- B(e);N_GUARD::B(I),XB(e)
- R(b);::B(I)
- R(b);OGATE,P_PINB(I)::R(A)+P(E),XR(b)
- B(e);SBLOCK::B(I)
- B(e);N_GUARD::QAB(D),XB(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).