MESON Chess Problem Database
Problem Display
PID: 132281 (8/8/8/4Q3/1N2B3/2K5/pr6/k7 w - - 0 1)
Agabekov, I
Shakhmaty, 1985
#2
4 + 3
| 145 | StrateGems | 2008 |
SOLUTION
- SOUND
- Sets
- 1...Rb1
- 2.Sc2#
- 1...Rc2+
- 2.Kxc2#
- 1...Rd2
- 2.Kxd2#
- 1...Rb3+
- 2.Kxb3#
- 1...Rxb4
- 2.Kxb4#
- 1...Rb1
- Tries
- 1.Sc2+?
- 1...Rxc2+
- 2.Kxc2#
- 1...Kb1!
- 1...Rxc2+
- 1.Bc2?
- 1...Rxc2+
- 2.Kxc2#
- 1...Rb3+
- 2.Kxb3#
- 1...Rxb4
- 2.Kxb4#
- 1...Rb1!
- 1...Rxc2+
- 1.Bd3?
- 1...Rc2+
- 2.Kxc2#
- 1...Rb3+
- 2.Kxb3#
- 1...Rxb4
- 2.Kxb4#
- 1...Rb1
- 2.Sc2#
- 1...Rd2
- 2.Kxd2#
- 1...Rf2
- 2.Qe1#
- 1...Rg2
- 2.Qe1#
- 1...Rh2
- 2.Qe1#
- 1...Re2!
- 1...Rc2+
- 1.Bf5?
- 1...Rc2+
- 2.Kxc2#
- 1...Rb3+
- 2.Kxb3#
- 1...Rxb4
- 2.Kxb4#
- 1...Rb1
- 2.Sc2#
- 1...Rd2
- 2.Kxd2#
- 1...Rf2
- 2.Qe1#
- 1...Rg2
- 2.Qe1#
- 1...Rh2
- 2.Qe1#
- 1...Re2!
- 1...Rc2+
- 1.Bg6?
- 1...Rc2+
- 2.Kxc2#
- 1...Rb3+
- 2.Kxb3#
- 1...Rxb4
- 2.Kxb4#
- 1...Rb1
- 2.Sc2#
- 1...Rd2
- 2.Kxd2#
- 1...Rf2
- 2.Qe1#
- 1...Rg2
- 2.Qe1#
- 1...Rh2
- 2.Qe1#
- 1...Re2!
- 1...Rc2+
- 1.Bh7?
- 1...Rc2+
- 2.Kxc2#
- 1...Rb3+
- 2.Kxb3#
- 1...Rxb4
- 2.Kxb4#
- 1...Rb1
- 2.Sc2#
- 1...Rd2
- 2.Kxd2#
- 1...Rf2
- 2.Qe1#
- 1...Rg2
- 2.Qe1#
- 1...Rh2
- 2.Qe1#
- 1...Re2!
- 1...Rc2+
- 1.Sc2+?
- Keys
- 1.Qd4!
- 1...Rc2+
- 2.Kxc2#
- 1...Rb3+
- 2.Kxb3#
- 1...Rxb4
- 2.Kxb4#
- 1...Re2
- 2.Qd1#
- 1...Rb1
- 2.Sc2#
- 1...Rd2
- 2.Kxd2#
- 1...Rf2
- 2.Qd1#
- 1...Rg2
- 2.Qd1#
- 1...Rh2
- 2.Qg1#
- 2.Qd1#
- 1...Rc2+
- 1.Qd4!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 3
- REMOVED MATES = 0
- Sets
- R(c);N_GUARD,SBLOCK::S(B)
- R(c);CHECK::QAB(D)+K(A),XR(c)
- R(c);::QAB(D)+K(A),XR(c)
- R(c);XS(B)::QAB(D)+K(A),XR(c)
- Tries
- Try
- S(B);CHECK
- Vars
- R(c);CHECK,XS(B)::QAB(D)+K(A),XR(c)
- Refutation
- K(a);P-FLIGHT
- Try
- B(C);
- Vars
- R(c);CHECK,XB(C)::QAB(D)+K(A),XR(c)
- R(c);CHECK::QAB(D)+K(A),XR(c)
- R(c);XS(B)::QAB(D)+K(A),XR(c)
- Refutation
- R(c);
- Try
- B(C);
- Vars
- R(c);CHECK::QAB(D)+K(A),XR(c)
- R(c);XS(B)::QAB(D)+K(A),XR(c)
- R(c);N_GUARD,SBLOCK::S(B)
- R(c);::QAB(D)+K(A),XR(c)
- R(c);N_GUARD::QAR(D)
- Refutation
- R(c);
- Try
- B(C);
- Vars
- R(c);CHECK::QAB(D)+K(A),XR(c)
- R(c);XS(B)::QAB(D)+K(A),XR(c)
- R(c);N_GUARD,SBLOCK::S(B)
- R(c);::QAB(D)+K(A),XR(c)
- R(c);N_GUARD::QAR(D)
- Refutation
- R(c);
- Try
- B(C);
- Vars
- R(c);CHECK::QAB(D)+K(A),XR(c)
- R(c);XS(B)::QAB(D)+K(A),XR(c)
- R(c);N_GUARD,SBLOCK::S(B)
- R(c);::QAB(D)+K(A),XR(c)
- R(c);N_GUARD::QAR(D)
- Refutation
- R(c);
- Try
- B(C);
- Vars
- R(c);CHECK::QAB(D)+K(A),XR(c)
- R(c);XS(B)::QAB(D)+K(A),XR(c)
- R(c);N_GUARD,SBLOCK::S(B)
- R(c);::QAB(D)+K(A),XR(c)
- R(c);N_GUARD::QAR(D)
- Refutation
- R(c);
- Try
- Actual
- Q(D);
- Vars
- R(c);CHECK::QAB(D)+K(A),XR(c)
- R(c);XS(B)::QAB(D)+K(A),XR(c)
- R(c);N_GUARD::QAR(D)
- R(c);N_GUARD,SBLOCK::S(B)
- R(c);::QAB(D)+K(A),XR(c)
Developed and maintained by Brian Stephenson.
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