MESON Chess Problem Database
Problem Display
PID: 103736 (3K4/8/2R1b3/4k3/8/5Q2/2B5/8 w - - 0 1)
Rumyantsev, Sergei Yuryewitch
64 Shakhmatnoe obozrenie, 1970
#2
4 + 2
| 6490 | yacpdb | 2009 |
SOLUTION
- SOUND
- Sets
- 1...Kd4
- 2.Qe4#
- 1...Ba2
- 2.Qe4#
- 1...Bb3
- 2.Qe4#
- 1...Bh3
- 2.Qe4#
- 1...Bc4
- 2.Qe4#
- 1...Bg4
- 2.Qe4#
- 1...Bd5
- 2.Qf6#
- 1...Bd7
- 2.Qe4#
- 1...Bf7
- 2.Qe4#
- 1...Bc8
- 2.Qe4#
- 1...Bg8
- 2.Qe4#
- 1...Kd4
- Tries
- 1.Kc7?
- 1...Kd4
- 2.Qe4#
- 1...Ba2
- 2.Qe4#
- 1...Bb3
- 2.Qe4#
- 1...Bh3
- 2.Qe4#
- 1...Bc4
- 2.Qe4#
- 1...Bg4
- 2.Qe4#
- 1...Bd5
- 2.Qf6#
- 1...Bd7
- 2.Qe4#
- 1...Bf7
- 2.Qe4#
- 1...Bc8
- 2.Qe4#
- 1...Bg8
- 2.Qe4#
- 1...Bf5!
- 1...Kd4
- 1.Ke7?
- threat
- 2.Qe4#
- 1...Kd4
- 2.Qe4#
- 1...Bd5
- 2.Qf6#
- 1...Bf5!
- threat
- 1.Bb1?
- 1...Kd4
- 2.Qe4#
- 1...Ba2
- 2.Qe4#
- 1...Bb3
- 2.Qe4#
- 1...Bh3
- 2.Qe4#
- 1...Bc4
- 2.Qe4#
- 1...Bg4
- 2.Qe4#
- 1...Bd5
- 2.Qf6#
- 1...Bd7
- 2.Qe4#
- 1...Bf7
- 2.Qe4#
- 1...Bc8
- 2.Qe4#
- 1...Bg8
- 2.Qe4#
- 1...Bf5!
- 1...Kd4
- 1.Bd3?
- 1...Kd4
- 2.Qe4#
- 1...Ba2
- 2.Qe4#
- 1...Bb3
- 2.Qe4#
- 1...Bh3
- 2.Qe4#
- 1...Bc4
- 2.Qe4#
- 1...Bg4
- 2.Qe4#
- 1...Bd5
- 2.Qf6#
- 1...Bd7
- 2.Qe4#
- 1...Bf7
- 2.Qe4#
- 1...Bc8
- 2.Qe4#
- 1...Bg8
- 2.Qe4#
- 1...Bf5!
- 1...Kd4
- 1.Bg6?
- 1...Kd4
- 2.Qe4#
- 1...Ba2
- 2.Qe4#
- 1...Bb3
- 2.Qe4#
- 1...Bh3
- 2.Qe4#
- 1...Bc4
- 2.Qe4#
- 1...Bg4
- 2.Qe4#
- 1...Bd5
- 2.Qf6#
- 1...Bd7
- 2.Qe4#
- 1...Bf7
- 2.Qe4#
- 1...Bc8
- 2.Qe4#
- 1...Bg8
- 2.Qe4#
- 1...Bf5!
- 1...Kd4
- 1.Bh7?
- 1...Kd4
- 2.Qe4#
- 1...Ba2
- 2.Qe4#
- 1...Bb3
- 2.Qe4#
- 1...Bh3
- 2.Qe4#
- 1...Bc4
- 2.Qe4#
- 1...Bg4
- 2.Qe4#
- 1...Bd5
- 2.Qf6#
- 1...Bd7
- 2.Qe4#
- 1...Bf7
- 2.Qe4#
- 1...Bc8
- 2.Qe4#
- 1...Bg8
- 2.Qe4#
- 1...Bf5!
- 1...Kd4
- 1.Rc5+?
- 1...Kd4
- 2.Qf2#
- 2.Qc3#
- 1...Kd6
- 2.Qc6#
- 2.Qf8#
- 1...Bd5!
- 1...Kd4
- 1.Rd6?
- 1...Bd5
- 2.Qf6#
- 1...Bf5
- 2.Qg3#
- 1...Ba2
- 2.Qg3#
- 2.Qf6#
- 1...Bb3
- 2.Qg3#
- 2.Qf6#
- 1...Bh3
- 2.Qg3#
- 2.Qf6#
- 1...Bc4
- 2.Qg3#
- 2.Qf6#
- 1...Bg4
- 2.Qg3#
- 2.Qf6#
- 1...Bd7
- 2.Qg3#
- 2.Qf6#
- 1...Bf7
- 2.Qg3#
- 2.Qf6#
- 1...Bc8
- 2.Qg3#
- 2.Qf6#
- 1...Bg8
- 2.Qg3#
- 2.Qf6#
- 1...Kxd6!
- 1...Bd5
- 1.Qc3+?
- 1...Kd5
- 2.Qc5#
- 1...Kf4!
- 1...Kd5
- 1.Qe3+?
- 1...Kd5
- 2.Qc5#
- 2.Qe4#
- 1...Kf6!
- 1...Kd5
- 1.Qf4+?
- 1...Kd5
- 2.Qd6#
- 2.Qe4#
- 1...Kxf4!
- 1...Kd5
- 1.Qf5+?
- 1...Kd4
- 2.Qe4#
- 2.Qc5#
- 1...Bxf5!
- 1...Kd4
- 1.Kc7?
- Keys
- 1.Qf8!
- 1...Kd4
- 2.Qc5#
- 1...Kd5
- 2.Qc5#
- 2.Qd6#
- 1...Bf5
- 2.Qd6#
- 1...Bf7
- 2.Qd6#
- 1...Ba2
- 2.Qd6#
- 1...Bb3
- 2.Qd6#
- 1...Bh3
- 2.Qd6#
- 1...Bc4
- 2.Qd6#
- 1...Bg4
- 2.Qd6#
- 1...Bd5
- 2.Qf6#
- 1...Bd7
- 2.Qd6#
- 1...Bc8
- 2.Qd6#
- 1...Bg8
- 2.Qd6#
- 1...Kd4
- 1.Qf8!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 10
- ADDED MATES = 1
- REMOVED MATES = 0
- Sets
- K(a);S_FLIGHT::QAR1(B)
- B(b);::QAR1(B)
- B(b);SBLOCK::QAB1(B)
- Tries
- Try
- K(D);S_FLIGHT
- Vars
- K(a);S_FLIGHT::QAR1(B)
- B(b);::QAR1(B)
- B(b);SBLOCK::QAB1(B)
- Refutation
- B(b);
- Try
- K(D);S_FLIGHT
- Threat
- QAR1(B)
- Vars
- K(a);S_FLIGHT::QAR1(B)
- B(b);SBLOCK::QAB1(B)
- Refutation
- B(b);
- Try
- B(A);
- Vars
- K(a);S_FLIGHT::QAR1(B)
- B(b);::QAR1(B)
- B(b);SBLOCK::QAB1(B)
- Refutation
- B(b);
- Try
- B(A);
- Vars
- K(a);S_FLIGHT::QAR1(B)
- B(b);::QAR1(B)
- B(b);SBLOCK::QAB1(B)
- Refutation
- B(b);
- Try
- B(A);
- Vars
- K(a);S_FLIGHT::QAR1(B)
- B(b);::QAR1(B)
- B(b);SBLOCK::QAB1(B)
- Refutation
- B(b);
- Try
- B(A);
- Vars
- K(a);S_FLIGHT::QAR1(B)
- B(b);::QAR1(B)
- B(b);SBLOCK::QAB1(B)
- Refutation
- B(b);
- Try
- R(C);CHECK
- Refutation
- B(b);P_SPINB(b)
- Try
- R(C);
- Vars
- B(b);::QAB1(B)
- B(b);::QAB(B)
- Refutation
- K(a);S_FLIGHT,XR(C)
- Try
- Q(B);CHECK
- Vars
- K(a);P-FLIGHT::QAR1(B)
- Refutation
- K(a);S_FLIGHT
- Try
- Q(B);CHECK
- Refutation
- K(a);P_SPINB(b),S_FLIGHT
- Try
- Q(B);CHECK
- Refutation
- K(a);S_FLIGHT,XQ(B)
- Try
- Q(B);CHECK
- Refutation
- B(b);XQ(B)
- Try
- Actual
- Q(B);
- Vars
- K(a);S_FLIGHT::QAB1(B)
- B(b);::QAB1(B)
- B(b);SBLOCK::QAB1(B)
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).